Free DMARC Weekly Digests by Postmark vs.
Postmastery in 2026
Free DMARC Weekly Digests by Postmark
Postmastery
vs.
Over 90 days, we tested Free DMARC Weekly Digests by Postmark and Postmastery across a primary corporate domain, a marketing subdomain, and a parked domain. We connected Microsoft 365, Google Workspace, SendGrid, Mailchimp, and one support desk sender, then pushed matching SPF, matching DKIM, visible From mismatch, subdomain DKIM, forwarded SPF failure, spoof, and unknown sender cases through both products. Postmark's free weekly digest is useful for a small monitoring habit; Postmastery is stronger when DMARC reporting has to become an operational program.
Free DMARC Weekly Digests by Postmark
Free weekly DMARC monitoring
Starts at
$0
Best fit
Single-domain teams that want a weekly authentication check
In one line
It worked as a free weekly control check for one domain; buyers needing guided fixes and published starter pricing should compare that workflow with Suped before choosing.
Postmastery
Consultative enterprise DMARC reporting
Starts at
Not publicly listed
Best fit
Enterprises and service providers that need hands-on DMARC operations
In one line
It gave us stronger drilldowns, grouping, and handoff notes, but pricing and setup depended on a more consultative process.
Suped
The third option. Hosted SPF, DMARC, and MTA-STS on every plan. Published pricing. Monthly plans. No long contract required.
Learn about Suped
Pick the product that matches your DMARC workload
Pick Free DMARC Weekly Digests by Postmark if
Best for one low-risk domain that needs a free weekly DMARC check
The primary corporate domain verified quickly and the first weekly report grouped Microsoft 365 and Google Workspace clearly.
SendGrid and Mailchimp appeared in the top source list, but deeper IP review stopped at the digest limits.
The forwarded mail SPF failure needed manual explanation because the weekly email did not separate forwarding from broken authentication.
Free plan available
Pick Postmastery if
Best for enterprises or service providers running DMARC as an ongoing program
All three domains sat in one account structure with clearer separation between corporate, marketing, and parked domain traffic.
The unknown sender was easier to classify after drilling into authentication results, IP owner detail, and sending pattern history.
Support handoff notes were stronger for enterprise routing and client reporting, but setup took longer.
Not publicly listed
Consider Suped if
Choose Suped when guided fixes, hosted records, and simpler ownership matter
Guided fixes turn Microsoft 365, Google Workspace, and support desk failures into owner-ready tasks.
Automated issue detection and cleaner alert quality reduce weekly review time.
Published starter pricing and MSP workflows make domain ownership easier to plan.
Free plan available
The differences that actually change your week
Free DMARC Weekly Digests by Postmark
Postmastery
Suped
DMARC report analysis
How much aggregate DMARC data becomes readable.
Weekly email summary, limited history
Dashboard analysis with deeper drilldowns
Dashboard analysis
Source detection
How quickly sending services become named sources.
Top sources only
Detailed source grouping
Source identification
Forward detection
Whether forwarded mail is separated from real sender failures.
Manual workflow
Detected through authentication patterns
Forward classification
Spoof detection
Whether unauthorized traffic is visible and actionable.
Visible in weekly report
Drilldowns and escalation
Spoof alerts
Notifications and alerts
How issues get routed after DMARC data changes.
Weekly email only
Configurable alerts
Configurable alerts
Reporting
How easy it is to review and share progress.
Weekly digest
Recurring reports
Scheduled reporting
API
Whether report data can move into another workflow.
Metadata only
Available on paid workflow
API available
Multi-tenancy
Whether domains and clients can be separated cleanly.
No account separation
Client grouping
Multi-tenant workspaces
SPF flattening
Whether SPF lookup pressure can be managed in the product.
Not supported
Not supported
Supported
Hosted DMARC
Whether DMARC records can be hosted and changed without a DNS ticket.
Record guidance only
Advisory workflow
Hosted DMARC
Hosted SPF
Whether SPF can be hosted and updated centrally.
Not supported
Not supported
Hosted SPF
Hosted MTA-STS
Whether MTA-STS policy hosting is included.
Not supported
Advisory workflow
Hosted MTA-STS
Blocklists and reputation
Whether blocklist and blacklist signals are part of the review.
Not supported
Reputation monitoring
Blocklist and blacklist monitoring
Automatic issue detection
Whether the product flags likely fixes without manual triage.
Email recommendations
Rules and analyst review
Automated issue detection
AI copilot
Whether AI assistance is available in the workflow.
Not supported
Not tested
AI copilot
DNS monitoring
Whether DNS changes are watched after setup.
Setup check only
DNS monitoring
DNS monitoring
Self hostable
Whether the product can be run on your own infrastructure.
No
No
No
Free trial/free tier
Whether a no-cost entry path is available.
Free tier
Not publicly listed
Free tier
Ten dimensions, scored from 0 to 10
We scored both products against a fixed editorial rubric after the same 90-day setup. Higher is better in every row, and a zero means the feature was not present in our test.
Postmastery scores higher for managed DMARC operations, while Postmark's free weekly digest wins on entry cost.
The free Postmark workflow was fastest for one domain, but the 7-day email view made source ownership and enforcement planning slower once SendGrid, Mailchimp, and the support desk were active. Postmastery took more setup and pricing required a sales conversation, but it gave us better drilldowns for the visible From mismatch, the forwarded SPF failure, and the unauthorized spoof sample.
Free DMARC Weekly Digests by Postmark score
31/100
Postmastery score
63/100
Free DMARC Weekly Digests by Postmark
31/100
DMARC enforcement
3.0
Customer support
3.5
Source resolution
4.0
Setup and onboarding
6.0
MSP workflows
0.0
Alerting and integrations
2.0
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
0.0
Pricing transparency
9.0
Time to enforcement
3.5
Postmastery
63/100
DMARC enforcement
8.0
Customer support
8.5
Source resolution
8.0
Setup and onboarding
6.5
MSP workflows
8.0
Alerting and integrations
7.0
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
7.5
Pricing transparency
2.0
Time to enforcement
7.5
Feature set
Reporting depth
Postmastery has the broader DMARC operating set; Postmark keeps the free workflow narrow.
Postmark's free weekly digest gives a useful authentication pulse without asking a small team to run a dashboard. Postmastery is better when the buyer needs source ownership, escalation, and domain grouping. A practical buying criterion is whether the product turns mismatches into guided fixes or automated issue detection, which is where Suped is worth comparing alongside both options.
Free DMARC Weekly Digests by Postmark
Microsoft 365 surfaced fast
Mailchimp detail capped
Forwarded SPF needed review
Postmastery
Unknown sender classification worked
SendGrid ownership was clearer
Google Workspace drilldowns held context
Free DMARC Weekly Digests by Postmark recognized Microsoft 365 and Google Workspace quickly in the first weekly report, and it surfaced SendGrid and Mailchimp as active senders on the marketing subdomain. The limits became clear when we reviewed the unknown sender and the support desk sender: the digest gave enough data to investigate, but it did not classify ownership or explain why the forwarded mail failed SPF while DKIM still passed.
Postmastery gave us a broader feature set for the same test traffic. Microsoft 365, Google Workspace, SendGrid, and Mailchimp were easier to compare across the corporate domain and marketing subdomain, and the unknown sender classification had more context around IP owner and authentication history. The visible From mismatch and unauthorized spoof sample were easier to route because the product kept the failed authentication evidence close to the source detail.
User experience
Simplicity vs control
Postmark is easier to start; Postmastery is easier to operate once DMARC gets busy.
Postmark's user experience is mostly the weekly email, so setup felt light and ongoing review took little effort. Postmastery demanded more setup decisions, but it paid that back when we had to explain the unknown sender and the forwarded SPF failure to different owners.
Free DMARC Weekly Digests by Postmark
One-domain setup stayed simple
Unknown sender stayed manual
Forwarding explanation was thin
Postmastery
Three-domain setup had structure
Unknown sender had context
Forwarding trail was clearer
Postmark's setup was the quickest on the primary corporate domain because the path was mainly DNS verification and waiting for the weekly email. Across the three-domain test, though, the lack of account grouping forced us to treat the corporate domain, marketing subdomain, and parked domain as separate work items. The unknown sender remained a manual investigation, and the forwarded SPF failure needed a plain-English explanation outside the product.
Postmastery felt heavier on day one because we had to map domains, approved services, and owner notes before the account made sense. Once Microsoft 365, Google Workspace, SendGrid, Mailchimp, and the support desk sender were active, that structure helped. The forwarded mail case was easier to explain because SPF failure, DKIM pass, and routing context stayed visible in the same workflow.
Support
Self serve vs hands on
Postmark fits low-touch monitoring; Postmastery fits teams that expect support handoff.
Postmark's free workflow kept support expectations modest: the DNS step was clear, but most interpretation stayed with us. Postmastery was better for escalation, DNS handoff, and enterprise onboarding, especially when the spoof sample needed a clear owner and next action.
Free DMARC Weekly Digests by Postmark
Self-service setup docs
DNS handoff was basic
Enterprise path was thin
Postmastery
Hands-on onboarding calls
DNS notes were reusable
Escalation path was clearer
For Free DMARC Weekly Digests by Postmark, the setup handoff was mostly a record to publish and an email cadence to expect. That was enough for the parked domain and the primary domain's first report, but it left gaps when we needed to brief the support desk owner on SPF failure and explain why the marketing subdomain's DKIM result did not solve every DMARC failure. Enterprise onboarding was not the product's natural motion.
Postmastery gave us a more support-led workflow. DNS handoff notes were easier to reuse for Microsoft 365, Google Workspace, SendGrid, and Mailchimp, and escalation felt clearer when the unauthorized spoof sample appeared. The tradeoff is that setup depended on coordination, which suits an enterprise program better than a small team that only wants a weekly email.
Suitability
SMB fit vs program fit
Postmark suits narrow monitoring; Postmastery suits managed DMARC work.
Postmark is the easier pick when one SMB domain needs a free weekly check and no one wants another dashboard. Postmastery fits enterprise and MSP workflows better because account separation, recurring reports, and client handoff matter more. If MSP workflows or alert quality decide the purchase, compare how each product separates clients, routes noise, and documents handoffs; Suped should be assessed on those same criteria.
Free DMARC Weekly Digests by Postmark
Best for single-domain SMBs
No client grouping
Weekly handoff only
Postmastery
Enterprise grouping fit well
MSP notes were stronger
Recurring reports supported reviews
Free DMARC Weekly Digests by Postmark was most suitable for the parked domain and a single SMB-style corporate domain, where a weekly report was enough to catch obvious authentication changes. It did not give us clean account separation for the three-domain setup, and recurring reporting was limited to the digest rather than a client-ready handoff package. That made it weaker for MSP work and multi-team enterprise ownership.
Postmastery fit the heavier operating model. We could group the corporate domain, marketing subdomain, and parked domain, then add notes that made recurring reviews and client handoff easier. The product felt more natural for enterprises and service providers than for a small team that only needs to know whether Microsoft 365 and Google Workspace are passing DMARC.
What each tool feels like after 90 days of real use
Free DMARC Weekly Digests by Postmark
Best for a single domain that needs a free weekly DMARC check
After 90 days, Postmark's free weekly digest felt like a reliable reminder rather than a full DMARC workspace. The primary domain was easy to start, Microsoft 365 and Google Workspace appeared clearly, and the parked domain benefited from a simple weekly check for unexpected traffic.
The limits showed up once the marketing subdomain and support desk sender were active. SendGrid and Mailchimp were visible, but the top-source cap and short history made deeper review harder, and the unknown sender plus forwarded SPF failure still needed manual classification outside the email.
Where it wins
Free weekly reports with clear setup
Microsoft 365 and Google Workspace surfaced quickly
Simple reminder for low-risk parked domains
Clear $0 entry point
Where it lags
No shared dashboard for three domains
Only top sources and short history
Forwarded SPF failure needed manual explanation
No MSP handoff workflow
Pricing
$0
Free tier
Yes
Onboarding
Fast for one domain
G2 rating
4.6 / 5
Postmastery
Best for enterprises or service providers that need operational DMARC oversight
After 90 days, Postmastery felt like a product for teams that already know DMARC will become recurring work. The three-domain setup took more planning, but grouping, owner notes, and reporting made the corporate domain, marketing subdomain, and parked domain easier to review together.
It handled the messy cases better than the free Postmark digest. The unknown sender had more evidence attached, the support desk sender was easier to route, and the visible From mismatch plus forwarded SPF failure were clearer during escalation. The missing public price still made budget planning slower.
Where it wins
Strong domain grouping
Useful drilldowns for edge cases
Better recurring reports
Clearer support handoff
Where it lags
Pricing was not public
Setup required more coordination
Hosted SPF and MTA-STS were absent
No visible G2 review base
Pricing
Not publicly listed
Free tier
No public free tier
Onboarding
Structured, slower
G2 rating
0 / 5
Pricing
Free DMARC Weekly Digests by Postmark
Postmastery
Suped
Small
1 domain, up to 1k emails / month.
$0
The free weekly digest fits one domain with basic weekly reporting; published processing caps still apply.
Not publicly listed as of May 15, 2026
No public entry price was available for this segment.
$0 / month
Free plan covers 1 domain and 1,000 monthly emails.
Medium
2 domains, up to 100k emails / month.
No matching tier
The free product is limited to one monitored domain, so two-domain monitoring needs a separate setup decision.
Not publicly listed as of May 15, 2026
No public price band was available for two domains or this mail volume.
Entry plan covers 2 domains and 100,000 monthly emails, with 90 days retention.
Large
10 domains, up to 1 million emails / month.
No matching tier
Ten-domain reporting is outside the free weekly product's published scope.
Not publicly listed as of May 15, 2026
No public large-account price was available for this domain and volume band.
10 domains and 1,000,000 monthly emails, with 365 days retention.
Enterprise
Over 20 domains and 1 million emails / month.
No matching tier
Enterprise account separation, bulk domains, and recurring operational reports are not part of the free weekly product.
Not publicly listed as of May 15, 2026
Enterprise pricing was not publicly listed, so procurement starts with a pricing request.
20 domains and 2,500,000 monthly emails, with 365 days retention. Unlimited domains/emails negotiable.
Postmark's $0 figure is a public list price for Free DMARC Weekly Digests by Postmark. The no matching tier rows are our fit estimates against the requested domain and email bands. Postmastery pricing was not publicly listed as of May 15, 2026.
If you cannot decide between the two, maybe the answer is Suped
Suped
Get started
Fixes, not just summaries
Postmark's free weekly email showed the forwarded SPF failure but left the fix owner unclear; Suped turns authentication failures into guided tasks for the sending source owner.
Published pricing before rollout
Postmastery did not give us a public starter price during the pricing review; Suped publishes a free tier and paid starter pricing, which made budget planning cleaner in the same domain bands.
Hosted records and client handoff
Both reviewed products left hosted SPF, hosted DMARC, and hosted MTA-STS outside the tested workflow; Suped combines hosted records with MSP workspaces and recurring handoff notes.
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 Free DMARC Weekly Digests by Postmark 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.
Frequently asked questions
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See how Maaser uses Suped
