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Mailhardener alternative

Mailhardener vs Palisade in 2026

How Mailhardener and Palisade compare on operating model, pricing, and fit for IT teams and MSPs.

Our verdict: Pick Palisade if you want an AI agent to investigate senders, draft fixes, and propose policy steps for human approval, whether you manage one domain or thousands. Pick Mailhardener when its documented workflow, deployment requirements and commercial terms fit your team.

Samuel ChenardSamuel Chenard · CEO & Co-Founder, PalisadeSource checks through 2026-10-13

15-day full-product trial. Nothing is charged until it ends.

Mailhardener
Mailhardener dashboard Outgoing email view showing per-sender DMARC statistics (Mailchimp, Google) with volume, SPF and DKIM alignment…
Palisade
Palisade domains dashboard with email activity chart and DMARC compliance report
Mailhardener
DMARC and SMTP TLS monitoring
Palisade rubric score
80/100

Provisional · 4/8 dimensions established

Average of established dimensions; may change as remaining dimensions are verified.

Palisade rubric: tied rank #11 of 67 current providers
Score calculation: 32 ÷ 40 × 100 = 80/100
Palisade’s 8-dimension rubric
Starts at
€0 for personal/evaluation use; business plans from €19/month
Best fit
Small EU-billed teams making DNS changes themselves
In one line
Mailhardener suits small EU-billed teams that want monitoring and can make DNS policy changes themselves.
Palisade
Agentic DMARC platform
Palisade rubric score
86/100

Full rubric · 8/8 dimensions established

Palisade rubric: tied rank #7 of 67 current providers
Score calculation: 69 ÷ 80 × 100 = 86.25, rounded to 86/100
Palisade’s 8-dimension rubric
Starts at
IT plans from $19/mo by email volume; 15-day trial
Best fit
MSPs and IT teams responsible for multiple domains
In one line
Palisade is agentic DMARC software for IT teams and MSPs. Find every sender, fix SPF and DKIM, and reach p=reject with human-approved changes.

Palisade's IT-team plans start at $19 a month, sized by email volume. Start with a 15-day full-product trial; nothing is charged until it ends.

The decision

Which one is right for you?

Pick Mailhardener if…
Pick Palisade if…

Best for Small EU-billed teams making DNS changes themselves

Best for MSPs and IT teams responsible for multiple domains

  • The documented Mailhardener workflow and commercial terms match your operating requirements.
  • Your buying criteria center on vendor-specific enterprise requirements.
  • Pick Mailhardener if you are a small EU-billed team that wants DMARC and SMTP TLS monitoring plus MTA-STS and BIMI hosting at a flat plan price, and you are comfortable making DNS policy changes yourself.
  • Pick Mailhardener if its monitoring and operator-led enforcement workflow fit your MSP. Compare its €149/month base plus €1/domain with your Palisade quote at the same portfolio size, and assess the engineering work separately.
  • You run an MSP, or an internal IT or security team, responsible for multiple domains.
  • You want an AI agent to investigate issues, configure authentication, and move domains toward p=reject.
  • Teams already using Claude, OpenAI, or other AI tools can bring the same agent-led operating model to DMARC.
Starts at
€0 for personal/evaluation use; business plans from €19/month
Starts at
IT plans from $19/mo by email volume; 15-day trial

IT-team plans start at $19 a month, sized by email volume. Start with a 15-day full-product trial; nothing is charged until it ends.

Feature comparison

Where the day-to-day work actually differs

FeatureMailhardenerPalisade
Enforcement
Agent-led enforcement to p=reject (you approve each step)Whether policy changes are prepared for approval before enforcement.Mailhardener describes policy management and traffic monitoring; it does not advertise automated policy enforcement (checked 2026-07-18).—Not advertisedAgent drafts and proposes
DMARC aggregate report monitoringWhether the service collects DMARC aggregate reports for review.DMARC aggregation is included on all Mailhardener plans.Across all plansAgent analyzes reports
Limits & metering
Unlimited report historyHow long paid-plan DMARC report history remains available.Standard lists 3 months and Large 1 year. Enterprise pricing says no retention limit, while the pricing matrix and SLA define Enterprise retention as the contract duration. Confirm the quote and do not promise post-contract perpetual report retention (checked 2026-10-13). Source (2026-10-13) Source 2 (2026-10-13)Enterprise: contract-based; confirm retention termUnlimited IT/MSP; Enterprise customSource
API access on every planWhether every plan includes programmatic access to DMARC data.Mailhardener's API is included by default on the Large, Enterprise and MSP packages only, per its knowledge base.Not on every planIncluded on every plan
MSP operations
ConnectWise, HaloPSA & Autotask integrationsWhether named PSA tools connect to client-domain workflows.Mailhardener's pricing page lists 'PSA integrations' among its MSP package features but names no PSA vendor; ConnectWise, HaloPSA and Autotask integrations are not advertised anywhere on its public pages (checked 2026-07-18).Named tools not advertisedNative PSA integrations
Portfolio-based MSP pricingWhether MSP pricing follows the number of client domains.Mailhardener: €1/domain/month plus a €149/month base package fee. Palisade: per-client-domain pricing with a minimum of 5 client domains.Per domain plus basePer client domain
Hosted records & DNS
Hosted DMARC, SPF & MTA-STS recordsWhether the service hosts DMARC, SPF, and MTA-STS records.Mailhardener hosts MTA-STS policies and BIMI assets, and its security overview names SPF policy hosting. The reviewed text does not define detailed SPF delegation/flattening architecture or plan entitlement, and does not establish hosted DMARC (checked 2026-10-13). Source (2026-10-13)—MTA-STS/BIMI; SPF announcedHosted on managed DNS
SPF flatteningWhether the service reduces SPF DNS lookups before publication.Mailhardener publishes guidance advising against SPF flattening and does not advertise a flattening feature (checked 2026-07-18).Flattening not advertisedHosted SPF flattening
Hosted records on redundant managed DNSWhether hosted records use redundant managed DNS.The security overview documents at least two redundant instances per domain/customer for MTA-STS policies and BIMI assets. The SLA publishes 99.9% target availability for those hosting services; this does not establish an arbitrary managed authoritative-DNS uptime guarantee (checked 2026-10-13). Source (2026-10-13) Source 2 (2026-10-13)—Redundant MTA-STS/BIMI hostingRedundant managed DNS
AI and automation access
Customer API access outside the dashboardWhether customers can use documented programmatic access rather than only the dashboard.Mailhardener documents OAuth 2.0 API clients. It says API access and documentation are available by default to Mailhardener Large, Enterprise, and MSP customers (checked 2026-08-27). Source (2026-08-27) Source 2 (2026-08-27)Large tier and aboveREST API published
MCP server for connecting AI assistants to domain dataWhether an AI assistant can reach the product's data directly.Mailhardener does not advertise an MCP server or an AI-assistant integration in its public authentication guide, which describes API access and PSA and ticketing integrations, or on its public sitemap (checked 2026-08-27). Source (2026-08-27) Source 2 (2026-08-27)—No MCP server listedMCP server published
AI assistant that investigates senders and drafts fixesWhether the vendor advertises AI that investigates senders and prepares authentication changes.Mailhardener advertises a self-learning algorithm that distinguishes senders, forwarders, and fraudulent actors and detects email services. It does not advertise an AI assistant that investigates senders or drafts SPF and DKIM fixes (checked 2026-08-27). Source (2026-08-27) Source 2 (2026-08-27)Self-learning classificationAgent drafts fixes

Want to compare the workflow yourself? Start a 15-day full-product trial of Palisade.

The scorecard

Palisade vs Mailhardener: score evidence and limitations

Both products are scored on the same eight dimensions the comparison hub uses, so the figures here are the figures there. Four are derived from vendor facts that each carry a source and a checked date. Four are editorial, marked as such below, and each states its reasoning and its source.

Each dimension is out of 10 and the total is the raw sum out of 80, rescaled to 100 — the raw figure is printed beside it so the conversion is checkable rather than a black box. Scored on what each vendor publishes, not on how the product feels in use. Unknown scoring dimensions are shown as Not established; provisional scores average only established dimensions and show coverage. They may change as remaining dimensions are verified. Current ranks include full and provisional scores; equal displayed scores share a rank. Historical assessments are separate. Editorial dimensions last reviewed 2026-10-15.

Mailhardener
80/100

Provisional · 4/8 dimensions established

Average of established dimensions; may change as remaining dimensions are verified.

Palisade rubric: tied rank #11 of 67 current providers
Score calculation: 32 ÷ 40 × 100 = 80/100
Palisade’s 8-dimension rubric
Palisade
86/100

Full rubric · 8/8 dimensions established

Palisade rubric: tied rank #7 of 67 current providers
Score calculation: 69 ÷ 80 × 100 = 86.25, rounded to 86/100
Palisade’s 8-dimension rubric
Dimension
MCP & API connectivityEditorial

How reachable the vendor's DMARC data is from your own software and AI tools. Two paths count, an API and an MCP server, and each only if it reaches DMARC data (domains, records, reports or sending sources). A path is open when it is documented and included from the cheapest paid plan; gated when it needs a higher tier, an add-on, a sales call or a request, or the vendor does not say which plans include it. 10 = both open. 9 = one open, one gated. 8 = both gated. 7 = one open, the other absent. 6 = one gated, the other absent. 5 = access claimed in marketing only, with no docs or plan listing. 4 = reachable only through a self-hosted tool's own interface or a host platform's API, such as parsedmarc's library or Splunk's REST API; a dashboard over a database you run yourself does not count. 3 = no API or MCP server reaches DMARC data.

MailhardenerNot established

A tier-gated OAuth API is documented; MCP availability has not been established from the cited guide. Source (2026-08-28)

Palisade10/10

Palisade publishes a REST API and a remote MCP server on every plan, making the same domain data and remediation workflows available to connected software. Source (2026-08-30)

Analysis automationEditorial

How much of the report analysis is done for you. 10 = the platform turns raw report data into a prioritised, actionable queue on its own.

MailhardenerNot established

Role-scoped API access is documented; the cited guide does not establish the listed analysis and monitoring features. Source (2026-08-28)

Palisade9/10

Report data is analysed into a prioritised list of sender, SPF, DKIM and DMARC issues, so nobody reads raw XML. Source (2026-08-30)

Agentic softwareEditorial

How much of the work the vendor's own software does. 10 = it identifies the sending sources, drafts the SPF and DKIM fixes each one needs, and proposes the next policy step. 6 = it applies the records for you, but a person decides what to fix and when to advance. 3 = it reports, and every change is yours to make. A vendor whose team does the work rather than its software scores here on the software alone.

MailhardenerNot established

Aggregation and DNS monitoring are listed; who makes every DMARC policy change is not established here. Source (2026-08-28)

Palisade9/10

The agent investigates each sender, drafts the SPF and DKIM changes it needs, and proposes the next policy step; a human approves before deployment. Source (2026-08-30)

Pricing transparency

10 = full pricing published. 6 = some tiers published, rest quote-gated. 3 = quote only.

Mailhardener6/10

Free is available for personal or evaluation use. Standard is €19 per month or €199 per year, Large is €99 per month or €999 per year, and MSP is €149 per month plus €1 per domain per month. Enterprise requires a quote. Source (2026-10-13)

Palisade6/10

Self-service IT-team prices are published by email volume from $19/month; MSP pricing is portfolio-based per client domain, and Enterprise pricing is custom. Source (2026-08-30)

Hosted SPF/DKIM/DMARC records

10 = hosts the records for you. 6 = partial or add-on. 3 = you manage your own DNS.

Mailhardener6/10

Mailhardener documents hosted MTA-STS policies and BIMI assets with redundant hosting. Its security overview also names SPF policy hosting, but does not detail the SPF delegation, flattening/macro architecture or exact plan entitlement. Hosted DMARC/DKIM are not established by the reviewed sources. Source (2026-10-13)

Palisade10/10

Yes: hosted DMARC, SPF, DKIM, BIMI & MTA-STS Source (2026-08-30)

Free access

10 = a genuine free plan. 6 = time-limited trial only. 3 = no free access.

Mailhardener10/10

Free for one domain with one month of retention for personal or evaluation use. Source (2026-08-28)

Palisade6/10

No free plan: a 15-day full-product trial; nothing is charged until the trial ends Source (2026-09-25)

MSP & multi-tenant

10 = a real MSP program with multi-tenant management. 6 = partial. 3 = none.

Mailhardener10/10

Yes: a multi-tenant MSP portal with isolated client environments and PSA integrations. Source (2026-08-28)

Palisade10/10

Yes: MSP-first, multi-tenant with native PSA integrations Source (2026-08-30)

Path to enforcementEditorial

How much work it takes to get a domain from p=none to p=reject. 10 = the platform (or the vendor's team) gets you there without manual DNS edits.

MailhardenerNot established

Reporting, monitoring and hosted MTA-STS/BIMI assets are listed; the DMARC policy-change workflow remains unclear. Source (2026-08-28)

Palisade9/10

The DMARC Agent detects when a domain's authentication and alignment are ready for the next policy stage and proposes the move, but a human still approves and applies it, so it is not fully hands-off. Source (2026-08-30)

In depth

Where Palisade and Mailhardener actually differ

Each argument keeps the product screens, sourced comparison points, and supporting analysis together.

Monitoring vs executed enforcement

Monitoring and hosting, or executed enforcement

Mailhardener collects DMARC and SMTP TLS reports, monitors DNS records, and hosts MTA-STS and BIMI. Its security overview also names SPF policy hosting; confirm the architecture and plan entitlement. The reviewed material does not establish autonomous progression to p=reject or a hosted DMARC service. Separate those unknowns from the monitoring and hosting features it publishes.

Mailhardener

Mailhardener BIMI asset hosting page showing the upload control, certificate serial number, issuer, expiry and subject, and the generated DNS TXT record
Mailhardener, from its own site · Vendor source, checked 2026-08-28
  • Agent-led enforcement to p=reject (you approve each step): Not advertised
  • DMARC aggregate report monitoring: Across all plans

Palisade

Fully Hosted SPF, DKIM, DMARC, BIMI & MTA-STS
Palisade product evidence · Vendor source, checked 2026-07-17
  • Agent-led enforcement to p=reject (you approve each step): Agent drafts and proposes
  • DMARC aggregate report monitoring: Agent analyzes reports

Palisade runs that loop for you. Its agent identifies legitimate senders from report data, configures SPF and DKIM for each source, and proposes and applies approved policy changes that fit the domain’s sending patterns, with each step approved by your team. The difference is where the work lands: Mailhardener automates report analysis and service classification; the reviewed sources do not establish agent-prepared fixes or policy progression. Palisade prepares authentication fixes and policy steps for your team to approve before deployment.

Domain pricing vs volume pricing

What Mailhardener meters (and how Palisade prices)

Mailhardener meters by domain count and data retention. Free covers one domain with one month of history, Standard caps at 10 domains and three months, and Large at 100 domains and one year. Enterprise advertises no retention limit, while its pricing matrix and SLA specify contract-duration retention; confirm quoted terms. API access is included by default only on Large, Enterprise and MSP. The MSP package removes the domain caps but adds a €149 monthly base fee plus €1 per domain.Source 1, Source 2, Source 3

Mailhardener

A relevant product screenshot was not available in the reviewed evidence.

Mailhardener, from its own site
  • Unlimited report history: Enterprise: contract-based; confirm retention termSource 1, Source 2
  • API access on every plan: Not on every plan

Palisade

A relevant product screenshot was not available in the reviewed evidence.

Palisade product evidence
  • Unlimited report history: Unlimited IT/MSP; Enterprise customSource
  • API access on every plan: Included on every plan

Palisade publishes its self-serve IT-team pricing: flat monthly plans sized by email volume from $19/month (20% off on annual billing) with 2 to 20 set-up domains by tier (adding domains is free and unlimited), unlimited report history on IT-team and MSP plans (Enterprise retention follows custom terms) and API access on every plan, and a 15-day full-product trial. MSPs receive a free NFR domain and portfolio-based per-client-domain pricing with a minimum of 5 client domains and no client email metering.

What each side charges

Three points on each published range: the cheapest plan, one in the middle, and the top of what the vendor publishes. Every plan on both sides is in the pricing section further down.

Mailhardener
  • Free
    €0

    1 domain, 1 month data retention, 1 user, fair-use report volume, personal or evaluation use only

  • Large
    €99/mo (€999/yr)

    Up to 100 domains, 1 year data retention, API access, invoice payment, limited onboarding assistance

  • MSP
    €149/mo base + €1/domain/mo

    Unlimited isolated customer environments, unlimited email volume and users, API access, white-label reports, CSV billing breakdown

Palisade
  • IT teams: up to 100,000 emails/mo
    $19/mo ($15/mo billed annually)

    2 set-up domains (adding is unlimited), unlimited retention, every core feature

  • IT teams: up to 1,000,000 emails/mo
    $99/mo ($79/mo billed annually)

    Same product: 10 set-up domains, pick the tier that matches your sending

  • Enterprise (more than 2.5M / month)
    Custom

    Custom volume, retention, and terms

Manual oversight vs portfolio scale

Where Mailhardener fits, and where MSPs outgrow it

Mailhardener serves EU-billed teams that want authentication monitoring with MTA-STS and BIMI hosting at a flat plan price. Its MSP package adds isolated customer environments, white-label reports and a CSV billing breakdown. That combination works for a provider whose clients mostly need visibility, where an engineer can review each tenant's reports and apply the DNS changes by hand.

Mailhardener

Mailhardener Team members page for an example customer environment showing identity provider, 2FA, administrator role, domain access, invitation status and removal controls
Mailhardener, from its own site · Vendor source, checked 2026-08-28
  • ConnectWise, HaloPSA & Autotask integrations: Named tools not advertised
  • Portfolio-based MSP pricing: Per domain plus base

Palisade

A relevant product screenshot was not available in the reviewed evidence.

Palisade product evidence
  • ConnectWise, HaloPSA & Autotask integrations: Native PSA integrations
  • Portfolio-based MSP pricing: Per client domain

Mailhardener publishes monitoring, API access and generic PSA integrations. The reviewed sources do not establish agent-prepared DMARC fixes or automatic policy progression, and do not name ConnectWise, HaloPSA or Autotask. Confirm the required workflow and integrations with Mailhardener. Compare Mailhardener’s €149/month base plus €1/domain with your Palisade quote at the same portfolio size. Confirm the operator work and integration requirements separately; neither the headline domain rate nor the base fee alone establishes which offer is cheaper. Source (2026-10-13) Source 2 (2026-10-13) Source 3 (2026-10-13)

Native PSA integrations

Palisade imports client domains straight from these three. Mailhardener's own coverage is stated above, from their site.

  • ConnectWise PSA
  • Autotask
  • HaloPSA

Dashboard access vs programmatic access

Mailhardener API access begins on Large, with self-learning classification

Mailhardener documents API access through OAuth 2.0 clients. Its authentication guide says the API and its documentation are available by default on the Large, Enterprise, and MSP packages; its pricing page also marks API access on Large and Enterprise. Mailhardener advertises a self-learning algorithm that classifies senders, forwarders, and fraudulent actors and detects email services. Its public authentication guide, Features page, and sitemap do not advertise an MCP server or an AI-assistant integration (checked 2026-08-27). Source (2026-08-27) Source 2 (2026-08-27) Source 3 (2026-08-27) Source 4 (2026-08-27)

Mailhardener

A relevant product screenshot was not available in the reviewed evidence.

Mailhardener, from its own site
  • Customer API access outside the dashboard: Large tier and aboveSource 1, Source 2
  • MCP server for connecting AI assistants to domain data: No MCP server listedSource 1, Source 2
  • AI assistant that investigates senders and drafts fixes: Self-learning classificationSource 1, Source 2

Palisade

A relevant product screenshot was not available in the reviewed evidence.

Palisade product evidence
  • Customer API access outside the dashboard: REST API published
  • MCP server for connecting AI assistants to domain data: MCP server published
  • AI assistant that investigates senders and drafts fixes: Agent drafts fixes

Palisade publishes an MCP server and a REST API. Its agent investigates senders, drafts SPF and DKIM fixes, and proposes each policy step. A human approves before anything ships.

Reachable from your own AI tools

Palisade's MCP server exposes 42 tools over OAuth, so the assistant your team already uses can read domains, pull the exact records to publish and work the task queue. These are the clients the connection guide walks through.

Palisade

Still deciding between Mailhardener and Palisade? See what changes with Palisade.

15-day full-product trial. Nothing is charged until it ends.

The agent does the heavy lifting

Sources identified, SPF and DKIM fixes drafted, each policy step proposed. You approve; nothing ships on its own.

Connect your AI with MCP

  • ChatGPT
  • Claude
  • Codex
  • Cursor
  • Windsurf

42 tools over MCP, so your assistant reads your domains and works the queue.

Connect your DNS manager directly

  • GoDaddy
  • Cloudflare
  • Namecheap
  • Amazon Route 53

One-time sign-in supports 64 providers without retaining credentials. Optional account connections support Cloudflare, GoDaddy and Route 53. You approve every change.

“We evaluated many DMARC providers before choosing Palisade. The quality of their product, the responsiveness and friendliness of their team and their rapid progress on their product roadmap made it a no-brainer for us to move forward.”
Read the case study
Pricing

Mailhardener pricing explained (and how Palisade compares)

Mailhardener prices its standard plans by domain count and data retention, from a one-domain Free tier through Standard (€19/month), Large (€99/month) and a quote-based Enterprise package. MSPs are served by a separate package at €149 per month plus €1 per domain per month.

What you'd actually pay

The same five buyer sizes on every comparison, so a shape carries from one page to the next.

Buyer size
Small

1 domain, up to 1,000 emails a month

Mailhardener
Free for personal/evaluation use; Standard €19/month for business

Personal or evaluation use only; 1 domain, fair-use report volume. Business use starts at Standard (€19/month).

Palisade
$19/mo ($15/mo annual), entry tier covers up to 100K emails
Medium

2 set-up domains, up to 100K emails a month

Mailhardener
€19 per month or €199 per year

Standard: 1 to 10 domains, unlimited email volume; no 2-domain tier published

Palisade
$19/mo ($15/mo annual)
Large

10 set-up domains, up to 1M emails a month

Mailhardener
€19 per month or €199 per year

Standard: 1 to 10 domains, unlimited email volume

Palisade
$99/mo ($79/mo annual)
Enterprise

20 set-up domains, up to 2.5M emails a month

Mailhardener
€99 per month or €999 per year

Large: up to 100 domains, unlimited email volume; no 20-domain tier published

Palisade
$249/mo ($199/mo annual)
MSP

Client domains under management, any volume

Mailhardener
€149/month package fee + €1/domain/month

Unlimited domains and email volume

Palisade
Portfolio-based per client domain; minimum of 5 client domains; no email metering

Palisade’s figures are derived from its published tiers. Mailhardener pricing or licensing source reference: vendor source citation date 2026-08-28. Plans and prices may have changed since.

How Mailhardener prices

  • Data retention is a plan allowance: 1 month on Free, 3 months on Standard, 1 year on Large. Enterprise advertises no retention limit; its pricing matrix and SLA specify contract-duration retention. Confirm quoted terms.
  • API access is included by default only on the Large, Enterprise and MSP packages, per Mailhardener's knowledge base.
  • The MSP package adds a €149/month base fee before the first domain; Mailhardener's own example prices 50 customer domains (10 customers with 5 domains each) at €199/month.
  • The Free tier is offered for personal or evaluation use only, per the pricing page; Mailhardener's paid plans start at Standard, which it positions 'for small business'.
  • Prices are published in EUR, with USD shown for the MSP package: $164/month base plus $1.10 per domain.

How Palisade prices

  • No separate base fee: Palisade quotes MSPs per client domain with rates based on portfolio size and a minimum of 5 client domains, while Mailhardener's MSP package adds a €149 monthly base fee before the first domain.
  • unlimited report history on Palisade IT-team and MSP plans (Enterprise retention follows custom terms). Mailhardener has tiered retention; Enterprise advertises no retention limit, while its pricing matrix and SLA specify contract-duration retention. Confirm quoted terms.
  • API access on every plan, where Mailhardener includes its API by default only on the Large, Enterprise and MSP packages.
  • Palisade’s agent proposes policy steps for approval. Mailhardener publishes monitoring, hosted MTA-STS and BIMI, and an SPF-hosting announcement; autonomous policy progression is not established in the reviewed material.

Mailhardener source reference: primary reference citation date 2026-08-29.Mailhardener source reference: additional source reference citation date 2026-10-13.Mailhardener source reference: additional source reference citation date 2026-10-13.Palisade source reference: the public pricing page citation date 2026-08-30.Plans and prices may have changed since.

Start a 15-day full-product trial of Palisade. Nothing is charged until it ends.

Standing

What each one covers, and where it stops

Published facts only, read from each vendor's own material. Neither column describes a hands-on trial, because we have not run one.

Mailhardener · Overview

Mailhardener is built for EU-billed teams that want authentication monitoring with MTA-STS and BIMI hosting at a flat plan price. It collects DMARC aggregate and SMTP TLS reports, monitors DNS records, and hosts MTA-STS policies and BIMI assets. The visibility-first workflow leaves the team to interpret findings and make DNS changes.

Mailhardener prices standard plans by domain count and data retention, from a one-domain Free tier through Standard, Large, and quote-based Enterprise. API access is included on Large, Enterprise, and MSP. The MSP package provides isolated customer environments, white-label reports, and CSV billing breakdowns for providers that can review reports and apply DNS changes by hand.

Palisade · Overview

Palisade is built around an agent that does the DMARC work rather than reporting on it. It identifies every sending source, drafts the SPF and DKIM changes each one needs, and proposes the next policy step when the evidence supports it.

The agent investigates every sender, drafts every fix, and proposes each policy step, you approve before anything ships.

Mailhardener · What it covers
  • Provides DMARC aggregate report monitoring across all plans
  • Provides portfolio-based MSP pricing at €1 per domain per month plus a €149 monthly base fee
  • Provides customer API access outside the dashboard on the Large tier and above
Palisade · What it covers
  • The agent investigates senders and drafts the fix, so the work arrives prepared rather than as a list of findings
  • Hosted SPF, DKIM and DMARC records, so an approved change can be carried out rather than handed off
  • Portfolio workflow for MSPs, with ConnectWise, HaloPSA and Autotask integrations and a free NFR domain
  • An MCP server and a REST API, so the same data and workflow are reachable from the AI tools a team already uses
Mailhardener · Where it stops
  • Does not advertise automated policy enforcement or automatic movement to p=reject
  • Enterprise advertises no retention limit; its pricing matrix and SLA specify contract-duration retention. Confirm quoted terms.
  • Does not advertise API access on every plan
  • Does not advertise named ConnectWise, HaloPSA, or Autotask integrations
  • Hosted DMARC is not established by the reviewed sources. Mailhardener names SPF policy hosting; confirm its architecture and plan entitlement.
Palisade · Where it stops
  • Every policy change waits for a human approval, by design: nothing ships on the agent's own authority
  • MSP pricing is portfolio-based per client domain, with a minimum of 5 client domains
  • Plans are sized by monthly email volume, so a low-domain, high-volume sender lands on a higher tier than domain count alone suggests
Mailhardener · At a glance
Starts at
€0 (1-domain Free tier)
Free tier
1 domain, 1 month retention
Standard plan
€19/mo (€199/yr)
Retention
1 month to contract duration; confirm Enterprise terms
MSP model
€149/mo base + €1/domain/mo
Palisade · At a glance
Starts at
IT plans from $19/mo by email volume; 15-day trial
Trial
15 days, full product
MSP model
Portfolio-based per client domain; minimum of 5 client domains

What Palisade customers say

Read customer stories

5.0 out of 5 on G2Trusted by over 10,000 domains

Pick a customer

“Palisade made it so easy for us to get our blue verified checkmark and achieve our BIMI compliance”

Max LeRoy

Max LeRoy

VP Product, Politico

Read case study
Evidence

Sources and further reading

Source checks run through 2026-10-13; every entry keeps its individual check date.

Questions

Palisade vs Mailhardener: FAQ

What is the main difference between Mailhardener and Palisade?

Palisade is agentic DMARC software. Its agent investigates sending sources, works through SPF and DKIM alignment, and moves domains toward p=reject while your team stays in control. When evaluating Mailhardener, compare that operating model with the workflow in its current product documentation and decide how much work you want your team to carry.

Who should choose Palisade?

Choose Palisade if you want an AI agent to investigate senders, draft fixes, and propose policy steps for human approval, whether you manage one domain or thousands. It is also a natural fit for teams already using Claude, OpenAI, or other AI tools to get operational work done.

Who should choose Mailhardener?

Choose Mailhardener if its current integrations, procurement model, or operating workflow better match your requirements. A more operator-led platform can also fit a team that prefers to review reports and make each change itself.

Does Palisade guarantee a specific time to p=reject?

No responsible DMARC platform should promise the same enforcement timeline for every domain. Timing depends on the number of sending sources, access to DNS and third-party systems, and how quickly each legitimate stream can be aligned. Palisade's agent reduces routine investigation and configuration work while operators retain control over policy decisions.

Switching from Mailhardener takes three steps

  1. 1

    Batch-import your domains

    Bring your client domains into Palisade in bulk, or let your ConnectWise, HaloPSA, or Autotask integration sync them automatically.

  2. 2

    Run both platforms in parallel

    Keep both reporting destinations configured during the overlap, verify external-report authorization where required, and confirm reports arrive in both platforms before retiring Mailhardener. Review hosted-record dependencies before changing DNS.

  3. 3

    Cut DNS over on your schedule

    Point records at Palisade's hosted infrastructure, then retire the old setup when you're satisfied.

Our onboarding team handles the technical transition with you.

15-day full-product trial. Nothing is charged until it ends.

Source citations on this page run through 2026-10-13; individual claims retain their dates and evidence limitations. Spotted something out of date? Tell us and we'll fix it.