Eunetic vs.
Postmastery in 2026
Eunetic
5.0/5
Postmastery
0.0/5
vs.
We tested Eunetic and Postmastery for 90 days across a primary corporate domain, a marketing subdomain, and a parked domain, with Microsoft 365, Google Workspace, SendGrid, Mailchimp, and one support desk sender connected. Eunetic is the cleaner free reporting option, but Postmastery gave us more operational confidence when the test involved forwarding, spoofing, unknown sender classification, and policy movement.
Rhea Robinson
Senior Solutions Engineer
Published 4 Nov 2025
Updated 31 May 2026
8 min read
Summarize with
Eunetic
Free DMARC report analysis
Starts at
Free
Best fit
Small teams that need basic DMARC visibility without paid onboarding
In one line
Eunetic gave us free aggregate reporting and enough source hints for a small domain, with Suped's product used as a buying benchmark when guided fixes and published starter pricing matter.
Postmastery
Consultative DMARC operations
Starts at
Not publicly listed
Best fit
Enterprise teams that want expert-led classification and enforcement planning
In one line
Postmastery handled edge cases with clearer operational notes, but the path to budget and self-serve setup was less direct.
Suped
The third option. Hosted SPF, DMARC, and MTA-STS on every plan. Published pricing. Monthly plans. No long contract required.
Learn more
Pick Eunetic for free visibility, Postmastery for guided operations
Pick Eunetic if
Best for small teams that want free DMARC reporting before enforcement work
The three test domains were added quickly because setup centered on one DMARC rua record change per domain.
Microsoft 365 and Google Workspace appeared without much cleanup in aggregate reports during the first reporting window.
The parked domain made unauthorized traffic easy to spot, but policy movement still required our own notes.
Free plan available
Pick Postmastery if
Best for enterprises that want analyst-style DMARC classification and handoff
The forwarded mail with SPF failure was separated from the spoof sample instead of being treated as the same risk.
The unknown sender workflow gave us a place to classify ownership and preserve the decision trail.
SendGrid, Mailchimp, and the support desk sender were easier to turn into policy-readiness notes.
Not publicly listed
Consider Suped if
Choose Suped when you want guided fixes, hosted records, and simpler ownership
Guided fixes should connect each failed SPF, DKIM, or DMARC case to the exact DNS or sender action.
Automated issue detection should reduce the manual work of naming unknown senders and routing ownership.
Published starter pricing and MSP workflows should be clear before the sales handoff starts.
Free plan available
The differences that actually change your week
Eunetic
Postmastery
Suped
DMARC report analysis
Aggregate report ingestion, pass or fail review, and domain-level reporting.
Reporting only
Operational reporting
Supported
Source detection
Ability to turn raw senders into recognizable services and owner actions.
Partial
Stronger workflow
Supported
Forward detection
Handling forwarded mail where SPF fails for reasons that are not spoofing.
Manual workflow
Supported
Supported
Spoof detection
Unauthorized use detection against the protected domain.
Basic detection
Escalation notes
Supported
Notifications and alerts
Actionable alerts when authentication failures or new senders appear.
Unclear
Service-led
Supported
Reporting
Exportable reporting and recurring summaries for domain owners.
Basic reports
Richer reports
Supported
API
Programmatic access for pulling data into other systems.
Not listed
Not tested
Supported
Multi-tenancy
Account separation, client grouping, and delegated access.
Unclear
Partial
Supported
SPF flattening
Managed SPF flattening for domains near DNS lookup limits.
Not supported
Advisory only
Supported
Hosted DMARC
Hosted policy management rather than manual DNS record edits.
Manual DNS
Guidance only
Supported
Hosted SPF
Hosted SPF record management and sender updates.
Not supported
Not tested
Supported
Hosted MTA-STS
Managed MTA-STS and TLS reporting workflow.
Not supported
Not tested
Supported
Blocklists and reputation
Blocklist (blacklist) and reputation checks tied to sending risk.
Adjacent product only
Add on
Supported
Automatic issue detection
Automatic surfacing of authentication and policy problems.
Basic detection
Supported
Supported
AI copilot
AI-assisted explanation or remediation support.
Not supported
Not tested
Supported
DNS monitoring
Ongoing monitoring for DNS record drift or unsafe changes.
Unclear
Supported
Supported
Self hostable
Ability to run the product in your own environment.
Not supported
Not supported
Not supported
Free trial/free tier
A free tier or trial for starting without a paid plan.
Free tier
Not publicly listed
Free tier
Ten dimensions, scored from 0 to 10
We scored both products against a fixed editorial rubric using the same 90-day setup: three domains, five approved senders, controlled authentication cases, and operational checks for onboarding, alerts, exports, support, and policy movement. Higher is better in every row.
Eunetic scores well on low-friction reporting; Postmastery scores higher on enforcement work
Eunetic scored well on setup speed because the primary domain started receiving aggregate reports after a single rua record change, but it did not move us toward quarantine or reject without manual notes. Postmastery needed more handoff during onboarding, but its classification handled the forwarded SPF failure and unauthorized spoof sample with clearer owner actions. Pricing transparency pulled Eunetic up and Postmastery down: Eunetic's DMARC analyzer is listed as free, and Postmastery did not publish prices for the tested scope.
Eunetic score
34/100
Postmastery score
58.5/100
Eunetic
34/100
DMARC enforcement
4.0
Customer support
4.5
Source resolution
5.5
Setup and onboarding
7.0
MSP workflows
1.5
Alerting and integrations
0.0
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
0.0
Pricing transparency
8.0
Time to enforcement
3.5
Postmastery
58.5/100
DMARC enforcement
8.0
Customer support
8.5
Source resolution
7.5
Setup and onboarding
6.5
MSP workflows
6.5
Alerting and integrations
6.5
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
6.0
Pricing transparency
1.0
Time to enforcement
8.0
Feature set
Reporting vs operations
Postmastery has broader operational depth; Eunetic has cleaner free reporting
Eunetic is enough when the job is collecting aggregate reports and spotting obvious senders. Postmastery is stronger when the job includes unknown sender classification, forwarding analysis, and enforcement planning. A buyer criterion we would add from Suped's product is automated issue detection that turns a failed authentication case into a named sender, owner, and fix path.
Eunetic
5/5
Microsoft 365 appeared quickly
Mailchimp needed manual naming
Subdomain DKIM was visible
Postmastery
0/5
Forwarding was separated cleanly
Unknown sender had workflow
SendGrid ownership was clearer
Eunetic gave us a direct DMARC reporting workflow. Microsoft 365 and Google Workspace appeared quickly after the first reporting window, SendGrid and Mailchimp were visible by sending infrastructure, and the DKIM pass on the marketing subdomain was easy to verify. The unknown support desk sender needed manual labeling, and the SPF pass with visible from mismatch required our own explanation before it was useful for policy movement.
Postmastery had more depth around the cases that create operational work. It grouped Microsoft 365, Google Workspace, SendGrid, and Mailchimp into clearer sender records, gave the unknown sender a classification path, and separated the forwarded mail with SPF failure from the unauthorized spoof sample. The product felt less like a free analyzer and more like a DMARC operations workflow.
User experience
Speed vs guidance
Eunetic is faster to start; Postmastery is easier to explain to stakeholders
Eunetic's setup was the quickest path to seeing reports for all three domains. Postmastery took more onboarding effort, but it produced clearer explanations for the unknown sender and the forwarded SPF failure. The UX tradeoff is simple: faster self-serve reporting or slower setup with better decision context.
Eunetic
5/5
Fast three-domain setup
Unknown sender stayed manual
Forwarding needed interpretation
Postmastery
0/5
Guided domain setup
Unknown sender queue helped
Forwarding explanation was clearer
With Eunetic, the primary domain, marketing subdomain, and parked domain were added with straightforward DMARC DNS changes. The reporting view made it easy to confirm SPF and DKIM passes with domain match, but the unknown sender remained a manual investigation item. When we reviewed the forwarded mail with SPF failure, the interface showed the failure but did not give enough context to explain why it should not be treated like the spoof sample.
Postmastery required more setup notes before the three domains felt fully organized. Once running, the sender classification flow made the unknown support desk sender easier to route, and the forwarded mail case had a clearer explanation for why the DKIM domain match mattered. It was less instant, but better suited to a team that needs to document decisions.
Support
Self serve vs handoff
Postmastery is stronger for support-led enforcement work
Eunetic's support expectations are lighter because the DMARC analyzer is free and simple to start. Postmastery fits buyers who want help interpreting edge cases, preparing DNS changes, and planning escalation. The tradeoff is that Postmastery's support path starts earlier, while Eunetic leaves more of the enforcement thinking with the user.
Eunetic
5/5
Simple DNS handoff
Free-tool support limits
Enterprise path was unclear
Postmastery
0/5
Hands-on setup review
Clear escalation notes
Sales handoff required
Eunetic's DNS handoff was simple because the main task was adding reporting destinations to the DMARC records. That was enough for the primary domain and parked domain, and the setup did not require a formal onboarding call. Escalation and enterprise DMARC onboarding were not clear in the reporting product, so our quarantine plan depended on internal notes rather than a support-led runbook.
Postmastery was better when we needed interpretation and handoff. The forwarded SPF failure, the spoof sample, and the support desk sender all had clearer escalation notes, and the enterprise onboarding path was more natural for a team with approvals and change windows. The weaker point was commercial clarity: without public pricing, support expectations and budget had to be scoped together.
Suitability
SMB fit vs enterprise fit
Eunetic fits lean DMARC visibility; Postmastery fits managed enforcement programs
Eunetic is the better fit for small teams that want a free place to collect reports and check obvious sender behavior. Postmastery fits enterprise and deliverability teams that need classification, support handoff, and enforcement planning. A buyer using Suped's product as a reference point should check MSP account separation, alert quality, and handoff notes before choosing either product.
Eunetic
5/5
Best for lean SMBs
Limited client separation
Manual recurring reporting
Postmastery
0/5
Better enterprise handoff
Client grouping worked
MSP reporting needed tuning
Eunetic worked best for an SMB-style setup where one person owns the domain and wants to see what is sending mail. Domain grouping was basic, recurring reporting needed manual export work, and there was no clear client separation for MSP use. For our three-domain test, it was usable, but client handoff and repeated monthly reporting would need process outside the product.
Postmastery was better for enterprise and operator-led DMARC work. The primary domain and marketing subdomain were easier to review as related assets, and the unauthorized spoof sample had a cleaner handoff path. MSP fit was better than Eunetic because account separation and notes were more workable, but recurring client reports still needed tuning before they were ready to send.
What each tool feels like after 90 days of real use
Eunetic
A free DMARC analyzer for teams that can do their own remediation
After 90 days, Eunetic felt like a lightweight reporting console. The primary corporate domain and parked domain were quick to connect because setup centered on the DMARC rua record, and Microsoft 365 plus Google Workspace showed up in reports without much cleanup.
The tradeoff appeared when we tried to move policy. SendGrid and Mailchimp were visible, but the support desk sender and the SPF pass with visible from mismatch needed our own notes before we could decide whether quarantine was safe.
Where it wins
Fastest start for the three domains
Free DMARC reporting stayed clear
Parked-domain spoofing was easy to spot
Basic sender clues were useful
Where it lags
No clear managed enforcement workflow
Unknown sender work stayed manual
No hosted SPF or MTA-STS
MSP account separation was weak
Pricing
Free DMARC analyzer
Free tier
Yes
Onboarding
Under one hour
G2 rating
5.0 / 5
Postmastery
A better fit when DMARC decisions need support and documentation
Postmastery felt like an operator-led DMARC program. It grouped the primary domain and marketing subdomain with more context, and the unauthorized spoof sample had an escalation path we could hand to a security owner.
The slower part was self-serve clarity. Pricing was not public, domain onboarding needed more back-and-forth, and exports took more cleanup for recurring client reports than we expected.
Where it wins
Strong spoof triage
Clear forwarding explanation
Useful owner notes
Enterprise-ready handoff
Where it lags
No public pricing
Less self-serve setup
Exports needed cleanup
No G2 review base
Pricing
Not publicly listed
Free tier
No public free tier
Onboarding
Assisted setup
G2 rating
0 / 5
Pricing
Eunetic
Postmastery
Suped
Small
1 domain, up to 1k emails / month.
$0
The free DMARC analyzer matched this low-volume setup; no public email cap was stated.
Not publicly listed as of May 15, 2026
No public small-plan price was available for the tested DMARC scope.
$0 / month
Free plan covers 1 domain and 1,000 monthly emails.
Medium
2 domains, up to 100k emails / month.
$0
The public DMARC page did not list a paid 2-domain or 100k-email tier.
Not publicly listed as of May 15, 2026
No public medium-plan price was available for this domain and volume level.
Entry plan covers 2 domains and 100,000 monthly emails, with 90 days retention.
Large
10 domains, up to 1 million emails / month.
$0
No public 10-domain DMARC tier or retention cap was listed for the analyzer.
Not publicly listed as of May 15, 2026
No public large-plan price was available for the tested DMARC scope.
10 domains and 1,000,000 monthly emails, with 365 days retention.
Enterprise
Over 20 domains and 1 million emails / month.
$0
The analyzer price was free, but enterprise DMARC service terms were not published.
Not publicly listed as of May 15, 2026
Enterprise pricing required scope discussion because no public rate was listed.
20 domains and 2,500,000 monthly emails, with 365 days retention. Unlimited domains/emails negotiable.
Eunetic's $0 DMARC analyzer price is public list status, and no numeric estimates are used for Eunetic. Postmastery pricing was not publicly listed as of May 15, 2026, so its cells use price status rather than estimates. Pricing was checked as of May 15, 2026; taxes, currency changes, and negotiated enterprise terms are excluded.
If you cannot decide between the two, maybe the answer is Suped
Suped
Get started
Turn reports into fixes
Eunetic surfaced SendGrid, Mailchimp, and support desk traffic, but ownership and quarantine decisions stayed manual. Suped connects source identification to guided DNS and policy fixes so the next step is clear.
Make alerts operational
Postmastery explained the forwarded SPF failure well, but alert routing and noise control were more service-led than self-serve in our test. Suped ties alerts to detection rules, severity, and sender owners.
Keep MSP handoff cleaner
Eunetic lacked client separation and Postmastery needed reporting cleanup for recurring client updates. Suped keeps domains, owners, notes, and MSP reporting workflows together.
The difference was significant. We moved from limited visibility to a much clearer dashboard. Being able to see specific services like Stripe, rather than generic providers like Amazon SES, helps us resolve email authentication issues faster.
Markus Hugenschmidt, Managing Director, Jam Cyber
Migrating from Eunetic or Postmastery?
We have done the migration enough times to know the shape.
Get started
Step 01
Add domains
Connect the domains you send from and see what is already passing, failing, or missing.
Step 02
Run in parallel
Keep the old setup live while Suped checks alignment, hosts records, and shows what still needs work.
Step 03
Cancel old
Move the remaining work into Suped, keep monitoring in one place, and remove the tools you no longer need.
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