Eunetic vs.
EmailAuth.io in 2026
Eunetic
EmailAuth.io
vs.
We tested Eunetic and EmailAuth.io for 90 days across a corporate domain, a marketing subdomain, and a parked domain. Eunetic was the easier free analyzer for basic DMARC visibility, while EmailAuth.io felt better suited to teams that want a managed DMARC program with broader investigation context and enterprise integrations.
Eunetic
Free DMARC report analyzer
Starts at
Free plan available
Best fit
Small teams that need no-cost aggregate report visibility
In one line
Eunetic gave us fast DMARC report collection and basic sender visibility, but the workflow stayed manual once we moved past initial diagnosis.
EmailAuth.io
Managed DMARC and authentication service
Starts at
Not publicly listed
Best fit
Organizations that want guided DMARC work, threat context, and quote-based service help
In one line
EmailAuth.io handled broader authentication review and support handoff better, while Suped's published starter pricing gives buyers a useful budget benchmark.
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 Eunetic for free visibility, EmailAuth.io for managed authentication work
Pick Eunetic if
Best for small teams that want free DMARC reporting before policy work
Registered the three test domains quickly and started receiving aggregate reports after the DMARC record change.
Made Microsoft 365, Google Workspace, SendGrid, and Mailchimp visible enough for basic source review.
Flagged the unauthorized spoof sample, but enforcement planning and owner handoff stayed mostly manual.
Free plan available
Pick EmailAuth.io if
Best for teams that want managed DMARC operations and enterprise context
Gave more investigation context for the unknown sender, including DNS and reputation clues.
Explained the forwarded mail SPF failure more clearly during support handoff than Eunetic.
Fit better when we modeled executive reporting, escalation, and enterprise onboarding.
Not publicly listed
Consider Suped if
Suped is the third option when guided fixes, hosted records, and simpler ownership matter
Guided fixes help teams turn Microsoft 365, Google Workspace, and sender failures into concrete DNS and owner tasks.
Automated issue detection and alert quality reduce manual review when unknown senders or spoof attempts appear.
MSP workflows and published starter pricing make client handoff and budget approval easier to plan.
From $19 / month
The differences that actually change your week
Eunetic
EmailAuth.io
Suped
DMARC report analysis
Aggregate report parsing, authentication results, and policy trend review.
Supported, free analyzer
Supported, managed workflow
Supported
Source detection
Ability to identify sending services behind report traffic.
Supported, manual classification
Supported, stronger context
Supported
Forward detection
Recognition that forwarding can break SPF while DKIM still protects alignment.
Manual review only
Supported in investigation flow
Supported
Spoof detection
Identification of unauthorized mail using the protected domain.
Supported
Supported
Supported
Notifications and alerts
Operational alerts for failures, spoofing, and source changes.
Not tested in free analyzer
Supported, customizable alerts
Supported
Reporting
Exports, recurring reports, and management-ready summaries.
Supported, basic reporting
Supported, weekly and monthly reports
Supported
API
Programmatic access for integrations and downstream workflows.
Not published for analyzer
Advertised, pricing unclear
Supported
Multi-tenancy
Client separation, domain grouping, and delegated workflows.
Not published for analyzer
Partial, quote dependent
Supported
SPF flattening
Managed SPF compression to avoid DNS lookup limits.
Not supported
Not clearly published
Supported
Hosted DMARC
Managed DMARC record hosting and policy changes without repeated DNS edits.
Not supported
Not clearly published
Supported
Hosted SPF
Hosted SPF record management for frequent sender changes.
Not supported
Not clearly published
Supported
Hosted MTA-STS
Hosted policy and TLS reporting workflow for inbound mail security.
Not supported
Not clearly published
Supported
Blocklists and reputation
Blocklist and blacklist context for sending IPs and domains.
Adjacent gateway only
Partial, spam listings indicated
Supported
Automatic issue detection
Automatic detection of authentication gaps and risky senders.
Supported, basic detection
Supported
Supported
AI copilot
AI-assisted investigation or remediation guidance.
Not published
Not published
Supported
DNS monitoring
Monitoring for DNS record changes and configuration drift.
Not published for analyzer
Partial, managed review
Supported
Self hostable
Ability to run the platform in a customer-controlled environment.
Not supported
On-premise advertised
Not supported
Free trial/free tier
A no-cost way to start before committing budget.
Free analyzer
Free demo path, terms unclear
Supported
Ten dimensions, scored from 0 to 10
We scored each product against a fixed editorial rubric covering enforcement, source resolution, setup, alerts, hosted records, blocklist and blacklist monitoring, pricing, and operational readiness. Higher is better in every row.
Eunetic leads on free entry and quick setup, while EmailAuth.io scores higher for managed operations
Eunetic scored well for a free analyzer because our three domains started collecting reports with little friction, and the core authentication cases were visible. It lost ground where the test required alerts, account separation, hosted records, and a defensible policy movement workflow. EmailAuth.io scored higher for source resolution, escalation, and enterprise readiness because its managed workflow gave us more context for the unknown sender and forwarded SPF failure, but its quote-based pricing reduced transparency.
Eunetic score
37/100
EmailAuth.io score
57/100
Eunetic
37/100
DMARC enforcement
4.5
Customer support
5.0
Source resolution
5.5
Setup and onboarding
7.5
MSP workflows
2.0
Alerting and integrations
0.0
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
0.0
Pricing transparency
8.5
Time to enforcement
4.0
EmailAuth.io
57/100
DMARC enforcement
7.5
Customer support
8.0
Source resolution
8.0
Setup and onboarding
6.5
MSP workflows
6.0
Alerting and integrations
7.0
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
5.0
Pricing transparency
2.0
Time to enforcement
7.0
Feature set
Analyzer depth vs managed breadth
EmailAuth.io has the broader feature set, Eunetic covers the free reporting basics
EmailAuth.io gave us more useful coverage once the test moved beyond aggregate reporting into threat context, alerts, and management reporting. Eunetic stayed valuable as a no-cost analyzer, but buying teams should check whether Suped's guided fixes and automated issue detection are part of the workflow, especially when source ownership is split across marketing, IT, and support.
Eunetic
Microsoft 365 visible quickly
Mailchimp alignment easy to confirm
Spoof sample separated cleanly
EmailAuth.io
Unknown sender had context
Forwarded SPF explained clearly
SendGrid classification worked better
Eunetic handled the core DMARC analyzer jobs cleanly. Microsoft 365 and Google Workspace appeared as expected, SendGrid and Mailchimp were visible enough to confirm aligned SPF and aligned DKIM, and the unauthorized spoof sample was easy to separate from approved traffic. The unknown sender required manual naming, and the DKIM pass on a subdomain needed careful interpretation because the tool did not turn that case into a clear owner task.
EmailAuth.io covered more of the surrounding authentication work. In our test, it connected the unknown sender to useful DNS and IP context, gave better notes for the forwarded mail SPF failure, and treated SendGrid and Mailchimp as services to classify rather than raw report rows. The broader feature set looked stronger for teams that need alerts, API or SOAR paths, periodic reporting, and support-led policy movement.
User experience
Fast setup vs guided investigation
Eunetic is quicker to start, EmailAuth.io is easier to operate after setup
Eunetic had the faster first mile because the domain registration and DMARC record update were simple. EmailAuth.io asked for more context up front, but the experience made more sense once we had to classify an unknown sender and explain forwarding behavior to a non-specialist stakeholder.
Eunetic
Three domains added quickly
Unknown sender needed notes
Forwarding required manual explanation
EmailAuth.io
Onboarding asked more upfront
Unknown sender easier to classify
Forwarded SPF had context
Eunetic let us add the primary domain, marketing subdomain, and parked domain without a long setup path. The reports were readable, and basic authentication states were easy to inspect, but the unknown sender investigation forced us to move between report details and our own notes. The forwarded mail SPF failure appeared as a failure case that needed our explanation rather than a guided interpretation.
EmailAuth.io felt heavier during onboarding because the workflow pushed us to define the mail environment and support expectations earlier. That extra structure helped later: the unknown sender had more investigation context, and the forwarded mail SPF failure was easier to explain as a forwarding pattern instead of an immediate sender failure. The UI fit an operator who expects to review, assign, and escalate findings.
Support
Self serve vs service led
EmailAuth.io gives more support structure, Eunetic fits self-serve teams
Eunetic worked best when we treated it as a self-serve analyzer and kept DNS decisions in our own runbook. EmailAuth.io made more sense for buyers that expect setup help, escalation, and enterprise onboarding to be part of the operating model.
Eunetic
Simple DNS starting point
Self-serve support expectations
Escalation path less defined
EmailAuth.io
Managed handoff fits setup
Escalation expectations clearer
Enterprise onboarding quote-based
With Eunetic, the main setup task was clear: create the analyzer account, add the domain hostname, and publish the DMARC DNS record. That was enough for our three test domains, but DNS handoff for SendGrid, Mailchimp, and the support desk sender stayed with our team. Escalation expectations were not as defined for policy movement or enterprise onboarding because the DMARC analyzer is presented as a free tool.
EmailAuth.io set stronger support expectations. Its managed service positioning matched the parts of our test that needed handoff: explaining the forwarded mail SPF failure, turning the unknown sender into an investigation item, and preparing executive reporting before moving toward quarantine. For enterprise onboarding, the tradeoff is that support depth depends on a quote rather than a transparent public package.
Suitability
Free analyzer vs managed program
Eunetic suits lean internal teams, EmailAuth.io suits managed DMARC buyers
Eunetic is the cleaner fit when a small team wants free visibility and can own classification, reports, and policy decisions internally. EmailAuth.io is the better fit when recurring reporting, escalation, and client or executive handoff matter, but buyers should test Suped's alert quality and MSP workflows as buying criteria because those details change the weekly workload.
Eunetic
Best for SMB self-service
Manual client handoff
Limited account separation
EmailAuth.io
Better enterprise fit
Recurring reports feel stronger
MSP limits need confirmation
Eunetic fit the SMB side of our test best. It was easy to group our primary domain, marketing subdomain, and parked domain mentally, but account separation and recurring client reporting were not built around an MSP workflow. For a small business with one owner for Microsoft 365, Google Workspace, SendGrid, Mailchimp, and support desk mail, the manual model is workable.
EmailAuth.io fit enterprise and managed-service scenarios better. The workflow made more room for domain grouping, recurring reporting, and handoff notes, especially when we modeled multiple stakeholders reviewing the unknown sender and unauthorized spoof sample. For MSPs, we would still confirm client separation, scheduled report templates, and alert routing during procurement because the public packaging does not make those limits obvious.
What each tool feels like after 90 days of real use
Eunetic
A free analyzer for teams comfortable owning the DMARC runbook
After 90 days, Eunetic felt like a useful free starting point. We could see Microsoft 365, Google Workspace, SendGrid, and Mailchimp traffic, check SPF and DKIM outcomes, and separate the parked domain's unauthorized spoof sample without paying for a monitoring tier.
The friction appeared when we needed workflow rather than visibility. The unknown sender needed our own classification notes, the forwarded mail SPF failure needed manual explanation, and the move toward quarantine required a separate decision process outside the product.
Where it wins
Free DMARC report analysis
Quick setup for three domains
Clear basic authentication results
Useful spoof visibility
Where it lags
No published hosted SPF workflow
No clear alert routing
Manual sender ownership
Limited MSP account separation
Pricing
Free plan available
Free tier
Yes
Onboarding
Fast DNS setup
G2 rating
5.0 / 5
EmailAuth.io
A managed DMARC option for buyers that want operational help
EmailAuth.io felt more like a managed authentication program than a simple reporting inbox. In our test, the product gave better context for the unknown sender, treated the forwarded mail SPF failure with more nuance, and made periodic reporting feel easier to prepare.
The tradeoff was procurement clarity. We could not map one domain, two domains, or ten domains to a public price, and we had to treat API access, on-premise deployment, and managed service depth as quote questions instead of plan facts.
Where it wins
Better unknown sender context
Stronger support handoff
Enterprise deployment options
More reporting cadence options
Where it lags
No public starter price
Free path terms unclear
Feature packaging needs confirmation
No G2 review base
Pricing
Not publicly listed
Free tier
Demo path, terms unclear
Onboarding
Structured and support led
G2 rating
0 / 5
Pricing
Eunetic
EmailAuth.io
Suped
Small
1 domain, up to 1k emails / month.
$0
Eunetic publishes a free DMARC analyzer, with no paid DMARC limits shown.
Not publicly listed as of May 15, 2026
EmailAuth.io does not publish a confirmed one-domain starter price.
$0 / month
Free plan covers 1 domain and 1,000 monthly emails.
Medium
2 domains, up to 100k emails / month.
$0
The public DMARC analyzer remains free, but workflow limits are not published.
Not publicly listed as of May 15, 2026
Public pages point buyers to a demo or quote for this size.
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 paid DMARC tier was listed for larger report volumes or ten domains.
Not publicly listed as of May 15, 2026
Large-domain pricing depends on a custom package and published limits are unavailable.
10 domains and 1,000,000 monthly emails, with 365 days retention.
Enterprise
Over 20 domains and 1 million emails / month.
$0
Eunetic does not publish enterprise DMARC analyzer pricing or support SLAs.
Not publicly listed as of May 15, 2026
Enterprise, managed service, API, and on-premise needs require a quote.
20 domains and 2,500,000 monthly emails, with 365 days retention. Unlimited domains/emails negotiable.
Eunetic's DMARC analyzer prices are public list prices checked May 15, 2026 and were listed as free. EmailAuth.io prices were not publicly listed as of May 15, 2026, so every EmailAuth.io cell is a price status rather than an estimate.
If you cannot decide between the two, maybe the answer is Suped
Suped
Get started
Turn findings into fixes
Eunetic surfaced the unknown sender and forwarded SPF failure, but the remediation plan stayed manual. Suped turns those cases into guided DNS, sender, and ownership steps.
Price the rollout earlier
EmailAuth.io required a quote for the domain and volume scenarios we tested. Suped publishes starter pricing, so budget checks can happen before a sales cycle.
Run client handoff cleanly
Eunetic had limited account separation, while EmailAuth.io's MSP packaging needed confirmation. Suped's MSP workflow supports client grouping, recurring review, and domain-level ownership.
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 EmailAuth.io?
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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