Mail Tower vs.
DMARCEye in 2026
Mail Tower
0.0/5
DMARCEye
4.8/5
vs.
We tested Mail Tower and DMARCEye for 90 days across three domains, Microsoft 365, Google Workspace, SendGrid, Mailchimp, and a support desk sender. DMARCEye was faster for source naming, alerts, and operator workflow; Mail Tower felt more traditional, steadier on basic DMARC reporting, and clearer on euro-denominated public tiers.
Priya Raman
Senior Software Engineer
Published 4 Nov 2025
Updated 31 May 2026
8 min read
Summarize with
Mail Tower
Traditional DMARC reporting for small and larger enterprises
Starts at
From 10€ / month
Best fit
Teams that want simple aggregate reports and public euro pricing
In one line
Mail Tower handled the primary domain and parked domain cleanly, but sender ownership and edge-case explanations took manual notes.
DMARCEye
DMARC monitoring for SMBs and growing domain portfolios
Starts at
Free plan available
Best fit
SMBs and operators that want quick source classification
In one line
DMARCEye resolved Microsoft 365, Google Workspace, SendGrid, and Mailchimp faster, with stronger alerts but no hosted DNS controls.
Suped
The third option. Hosted SPF, DMARC, and MTA-STS on every plan. Published pricing. Monthly plans. No long contract required.
Learn more
Choose DMARCEye for speed, Mail Tower for simple reporting, Suped for guided ownership
Pick Mail Tower if
Best for teams that want basic DMARC reporting with predictable euro pricing
The primary corporate domain and parked domain were added without confusing DNS steps.
Microsoft 365 and Google Workspace appeared cleanly once aggregate reports arrived.
The unauthorized spoof sample was visible, but remediation notes had to be written outside the product.
From 10€ / month
Pick DMARCEye if
Best for SMB operators that want faster sender classification and alerting
SendGrid and Mailchimp were named more quickly than in Mail Tower.
The unknown sender was easier to classify after the product grouped related traffic.
The forwarded SPF failure was explained with less manual interpretation.
Free plan available
Consider Suped if
Suped is the third option when guided fixes, hosted records, and simpler ownership matter
Use guided fixes as a buying criterion when sender discovery needs to end with an owner action.
Check for automated issue detection when spoof samples, unknown senders, and forwarding cases land together.
Published starter pricing and MSP workflows reduce handoff friction when domain portfolios grow.
Free plan available
The differences that actually change your week
Mail Tower
DMARCEye
Suped
DMARC report analysis
How each product turns aggregate XML into readable reporting.
Core aggregate reporting
Core aggregate reporting
Aggregate and source analysis
Source detection
How clearly sending services are identified.
Service names needed review
Clearer service names
Automated source identification
Forward detection
How forwarding-related SPF failures are explained.
Partial, manual explanation
Clearer forwarding view
Forwarding pattern detection
Spoof detection
How unauthorized traffic is separated from approved senders.
Unauthorized sample flagged
Unauthorized sample flagged
Spoof and source separation
Notifications and alerts
Whether alerts are useful enough for weekly operations.
Basic alerting
Smart alerts on paid tier
Policy and source alerts
Reporting
Exports, recurring summaries, and stakeholder reporting.
Exports available
Reports and exports
Reports and exports
API
Programmatic access for reporting and operations.
Large tier or add on
Scale and Agency
API access available
Multi-tenancy
Account separation for agencies, MSPs, or client portfolios.
Custom MSP plan
Agency tier
MSP account workflows
SPF flattening
Hosted or managed SPF flattening for lookup control.
Not supported
Not supported
Hosted SPF flattening
Hosted DMARC
Hosted DMARC record management rather than DNS instructions only.
DNS instructions only
Reporting only
Hosted DMARC available
Hosted SPF
Hosted SPF record management.
Not supported
Not supported
Hosted SPF available
Hosted MTA-STS
Hosted MTA-STS and TLS reporting workflow.
Not supported
Not supported
Hosted MTA-STS available
Blocklists and reputation
Blocklist or blacklist monitoring for domain and IP reputation.
Not supported
Included on current plans
Blocklist and blacklist monitoring
Automatic issue detection
Detection that groups likely causes without manual sorting.
Manual workflow
AI-powered monitoring
Automatic issue detection
AI copilot
AI assistance for interpreting DMARC findings.
Not supported
AI layer available
AI assistance available
DNS monitoring
Monitoring for relevant DNS record changes or record health.
DMARC record checks
DMARC record checks
DNS monitoring available
Self hostable
Whether the product can run on your own infrastructure.
Not self hostable
Not self hostable
Not self hostable
Free trial/free tier
Public free access for testing before paying.
No public free tier
Free tier and trial
Free plan available
Ten dimensions, scored from 0 to 10
We scored both products against a fixed editorial rubric covering enforcement movement, support, source resolution, onboarding, MSP workflows, alerting, hosted records, blocklist and blacklist coverage, pricing clarity, and time to enforcement. Higher is better in every row.
DMARCEye scores higher on speed and operations; Mail Tower stays competitive on pricing clarity and basic reporting
Mail Tower was steady when the job was collecting aggregate reports and showing the SPF pass with From-domain match, DKIM pass with From-domain match, and SPF pass with visible From mismatch, but it lost ground when the unknown sender and forwarded SPF failure needed classification. DMARCEye scored higher because it grouped Microsoft 365, Google Workspace, SendGrid, and Mailchimp faster, and its alerting caught the spoof sample with less noise. Both products scored 0.0 on hosted SPF, hosted MTA-STS, and managed DNS records because neither product supported those workflows in our test.
Mail Tower score
53/100
DMARCEye score
68.5/100
Mail Tower
53/100
DMARC enforcement
7.0
Customer support
6.5
Source resolution
6.5
Setup and onboarding
7.0
MSP workflows
6.0
Alerting and integrations
5.5
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
0.0
Pricing transparency
8.0
Time to enforcement
6.5
DMARCEye
68.5/100
DMARC enforcement
6.5
Customer support
7.0
Source resolution
8.0
Setup and onboarding
8.5
MSP workflows
7.0
Alerting and integrations
8.0
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
8.0
Pricing transparency
8.0
Time to enforcement
7.5
Feature set
Coverage vs clarity
DMARCEye has broader operational coverage, while Mail Tower keeps the core DMARC surface simpler
DMARCEye did more with source naming, alerts, blacklist and blocklist monitoring, and AI-assisted issue review. Mail Tower was enough for core aggregate reporting, but teams should treat guided fixes and automated issue detection as buying criteria; Suped's product is built around turning detections into owner-ready fixes.
Mail Tower
0/5
Microsoft 365 grouped cleanly
Mailchimp needed owner labels
Subdomain DKIM needed notes
DMARCEye
4.8/5
SendGrid names resolved quickly
Unknown sender grouped faster
Forwarded SPF explained better
Mail Tower recognized Microsoft 365 and Google Workspace once reports landed, and SendGrid appeared under expected infrastructure after DNS had settled. Mailchimp stayed visible but needed manual owner labeling, the unknown sender needed a separate note, and the DKIM pass on the marketing subdomain showed the result without a clear remediation path.
DMARCEye named Microsoft 365, Google Workspace, SendGrid, and Mailchimp faster in the same test window. It made the unknown sender easier to classify by grouping similar traffic, and in the forwarded mail SPF failure it separated the SPF fail from the DMARC pass through DKIM more clearly than Mail Tower.
User experience
Control vs speed
DMARCEye is quicker to read; Mail Tower is calmer for audit work
Mail Tower felt predictable and conservative, which helped when reviewing the parked domain and basic policy status. DMARCEye had the faster day-to-day interface when we needed to find the unknown sender, explain forwarded mail, and decide what to review next.
Mail Tower
0/5
Three domains onboarded predictably
Unknown sender required labels
Forwarding explanation was manual
DMARCEye
4.8/5
Three domains onboarded fastest
Unknown sender surfaced quickly
Forwarding story was clearer
Mail Tower onboarded the primary corporate domain, marketing subdomain, and parked domain in a predictable sequence, with DNS values easy to copy into the registrar. The drawback was interpretation: the unknown sender sat in the report until we labeled it, and the forwarded SPF failure needed a written explanation for the security owner.
DMARCEye got the three domains to a useful first view faster because the setup flow kept the reporting DNS step close to the domain list. The unknown sender was easier to spot, and the forwarded mail case had clearer context because the interface showed that SPF failed while DKIM still kept DMARC passing.
Support
Enterprise handoff vs self serve
Mail Tower fits structured DNS handoff better; DMARCEye is easier for self-serve teams
Mail Tower set clearer expectations for DNS handoff and enterprise onboarding, but escalation felt more formal. DMARCEye was easier to start without a meeting, with priority support reserved for paid tiers and Agency-style needs.
Mail Tower
0/5
DNS handoff was structured
Escalation felt more formal
Enterprise setup was clearer
DMARCEye
4.8/5
Self-serve setup was faster
Priority support is paid
Agency covers larger onboarding
Mail Tower's setup flow made the DNS handoff easy to package for an infrastructure owner, especially for the primary corporate domain and parked domain. For escalation, we found the workflow more enterprise-shaped: good for a planned rollout, slower when the unknown sender needed a quick classification decision.
DMARCEye was stronger for self-serve setup because the domain slot model and onboarding screens made it clear what to do next. The support expectation changed by tier: the Free plan fit light testing, Scale had priority support for operational questions, and Agency was the path for enterprise onboarding or larger client portfolios.
Suitability
Enterprise fit vs operator fit
Mail Tower suits planned enterprise reporting; DMARCEye suits faster SMB and agency operations
Mail Tower is easier to justify when the buyer wants simple reporting, public enterprise bands, and a slower policy rollout. DMARCEye is a better fit when domain count changes often and alerts need to route quickly; buyers managing clients should also test MSP workflows and alert quality, where Suped's product treats grouping, recurring reports, and handoff notes as operating requirements.
Mail Tower
0/5
Enterprise domains group cleanly
MSP plan needs sales
Recurring reports need exports
DMARCEye
4.8/5
SMB domain slots scale
Agency handles client separation
Recurring alerts route better
Mail Tower grouped the primary domain, marketing subdomain, and parked domain cleanly enough for an enterprise security owner, and its pricing bands made budgeting straightforward. For MSP-style work, account separation depended on the custom plan, recurring reporting leaned on exports, and client handoff notes had to be created manually.
DMARCEye fit SMB and operator workflows better because domain slots were easy to reason about, alerts were more useful, and Agency was the clear route for multi-tenant architecture. In our client-style pass, domain grouping and recurring review were faster than Mail Tower, but high-touch handoff still needed disciplined notes.
What each tool feels like after 90 days of real use
Mail Tower
A pragmatic reporting tool for planned DMARC programs
Mail Tower felt best when the task was to confirm that expected senders were passing and that the parked domain had no meaningful legitimate traffic. The primary corporate domain settled into readable reporting after the first aggregate files arrived, and the marketing subdomain was easy to keep separate.
The friction showed up when work moved beyond reporting. Mailchimp ownership, the unknown sender, and the forwarded SPF failure all needed separate notes, and the move toward quarantine or reject depended on our own interpretation rather than a guided plan inside the product.
Where it wins
Clear public euro pricing
Predictable three-domain setup
Readable aggregate report views
Useful parked-domain visibility
Where it lags
No public free tier
No hosted SPF or MTA-STS
Manual sender ownership notes
No blocklist or blacklist monitoring
Pricing
From 10€ / month
Free tier
No public free tier
Onboarding
Three domains in 38 minutes
G2 rating
0.0 / 5
DMARCEye
A faster operator tool for active sender review
DMARCEye became useful faster during the first week because the domain setup, sender list, and alert views were easier to connect. Microsoft 365, Google Workspace, SendGrid, and Mailchimp were all easier to sort, and the unknown sender needed less investigation before we knew what to do with it.
The tradeoff was control. The product did not manage DNS records for us, the Scale email limit needed confirmation because public materials conflicted, and the Agency tier was the real path for multi-tenant work once we treated the setup like an MSP portfolio.
Where it wins
Free entry plan
Fast sender classification
Useful smart alerts
Blocklist and blacklist monitoring
Where it lags
No hosted DNS controls
Scale volume limit needs confirmation
Multi-tenancy is Agency only
No SPF flattening
Pricing
Free plan available
Free tier
1 domain, 5,000 emails
Onboarding
Three domains in 24 minutes
G2 rating
4.8 / 5
Pricing
Mail Tower
DMARCEye
Suped
Small
1 domain, up to 1k emails / month.
10€ / month
Small Enterprises covers up to 5 active domains with unlimited aggregate reports.
$0
Free covers 1 domain, 5,000 tracked emails, and 30 days of history.
$0 / month
Free plan covers 1 domain and 1,000 monthly emails.
Medium
2 domains, up to 100k emails / month.
From 10€ / month
The Small plan covers the domain count if the employee band fits.
$8 / month billed annually
Estimated from the public Scale price of $4 per domain per month.
Entry plan covers 2 domains and 100,000 monthly emails, with 90 days retention.
Large
10 domains, up to 1 million emails / month.
From 20€ / month
The Medium plan covers 10 active domains; larger employee bands move to 50€.
$40 / month billed annually
Estimated for 10 Scale domain slots before any high-volume or Agency requirement.
10 domains and 1,000,000 monthly emails, with 365 days retention.
Enterprise
Over 20 domains and 1 million emails / month.
From 50€ / month
Large Enterprises covers 25 active domains; extra domains or MSP needs add cost.
From $84 / month billed annually
Estimated for 21 Scale slots; Agency pricing is not publicly listed for larger portfolios.
20 domains and 2,500,000 monthly emails, with 365 days retention. Unlimited domains/emails negotiable.
Mail Tower euro figures and DMARCEye Free and Scale figures are public list prices. DMARCEye medium, large, and enterprise examples are estimated from $4 per active domain per month when billed annually; exact monthly Scale pricing and Agency pricing were not publicly listed as of May 15, 2026. Mail Tower custom MSP pricing was also not publicly listed as of May 15, 2026.
If you cannot decide between the two, maybe the answer is Suped
Suped
Get started
Guided sender fixes
Mail Tower surfaced the DKIM subdomain and Mailchimp ownership issues, but remediation steps stayed manual; Suped ties each source to a concrete owner action.
Alerts that stay useful
DMARCEye produced better alerts than Mail Tower in the spoof and unknown sender cases, but high-volume domains still needed tuning; Suped groups noisy DMARC changes before they reach operations.
MSP handoff without spreadsheets
Both products needed extra handoff notes for client reporting during our MSP-style review; Suped keeps domain grouping, recurring reports, and client-ready explanations in the workflow.
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 Mail Tower or DMARCEye?
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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