MXtoolbox vs.
DMARC report viewer in 2026
MXtoolbox
DMARC report viewer
vs.
We tested MXtoolbox and DMARC report viewer for 90 days across a primary corporate domain, a marketing subdomain, and a parked domain. MXtoolbox was stronger for paid monitoring, diagnostics, blacklist/blocklist checks, and guided account support, while DMARC report viewer was useful when we wanted a free self-hosted parser and accepted more manual DMARC work.
MXtoolbox
Paid email diagnostics and DMARC monitoring
Starts at
Free plan available
Best fit
IT teams that want DMARC reporting alongside DNS, blacklist, and delivery diagnostics
In one line
MXtoolbox helped us connect Microsoft 365, Google Workspace, SendGrid, Mailchimp, and a support desk sender, then review DMARC results beside reputation and DNS checks.
DMARC report viewer
Free self-hosted DMARC report viewer
Starts at
Free plan available
Best fit
Technical operators that want a no-cost local parser and can manage hosting, mailboxes, and interpretation
In one line
DMARC report viewer parsed aggregate reports cleanly, but sender ownership, enforcement planning, alerts, and account separation stayed mostly manual, which makes guided source identification a buying criterion for Suped's product.
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 paid diagnostics, self-hosting, or guided ownership
Pick MXtoolbox if
Best for IT teams that already use DNS and reputation diagnostics
During setup, the three domains moved through DNS checks faster because DMARC, SPF, DKIM, MX, and blacklist results were in the same work area.
The unauthorized spoof sample was easier to investigate because MXtoolbox tied DMARC failures to domain impersonation and reputation checks.
SendGrid and Mailchimp were visible in reporting, but assigning them to internal owners still required notes outside the product.
Free plan available
Pick DMARC report viewer if
Best for technical teams that want a free self-hosted parser
The Docker setup gave us a working viewer for the parked domain without a vendor account or paid plan.
The Microsoft 365 and Google Workspace reports were readable once the IMAP mailbox was receiving XML attachments.
The forwarded mail SPF failure and unknown sender both required manual interpretation before we trusted the next policy step.
Free plan available
Consider Suped if
Suped's product as the third option for guided fixes, hosted records, and simpler ownership
Guided fixes help turn failed SPF, DKIM, and DMARC cases into DNS owner tasks instead of raw report interpretation.
Automated issue detection and clearer alert quality matter when one unauthorized spoof sample needs action without alert noise.
Published starter pricing and MSP workflows help teams plan client grouping, recurring reports, and handoff work before rollout.
Free plan available
The differences that actually change your week
MXtoolbox
DMARC report viewer
Suped
DMARC report analysis
How well the product turns aggregate reports into usable domain and source views.
Paid tier
Reporting only
Supported
Source detection
Whether the product identifies sending services and helps classify ownership.
Partial
Manual workflow
Supported
Forward detection
Whether forwarded mail with SPF failure is separated from spoofing or misconfiguration.
Partial
Manual workflow
Supported
Spoof detection
Whether unauthorized sending is visible enough to drive policy decisions.
Supported
Reporting only
Supported
Notifications and alerts
Whether alerts are useful for daily operations instead of report watching.
Paid tier
Partial
Supported
Reporting
Whether the product supports regular status review and exportable evidence.
Supported
Supported
Supported
API
Whether programmatic access exists for external workflows.
Unclear limits
Not tested
Supported
Multi-tenancy
Whether domains can be separated for clients, business units, or delegated teams.
Partial
Manual workflow
Supported
SPF flattening
Whether SPF lookup-limit handling is included as a managed feature.
Paid tier
Not supported
Supported
Hosted DMARC
Whether DMARC records can be managed through hosted record handling.
Not supported
Not supported
Supported
Hosted SPF
Whether SPF records can be managed as a hosted service.
Add on
Not supported
Supported
Hosted MTA-STS
Whether MTA-STS policy hosting is available as part of the workflow.
Not tested
Not supported
Supported
Blocklists and reputation
Whether blocklist and blacklist monitoring helps explain delivery risk.
Supported
Not supported
Supported
Automatic issue detection
Whether the product flags important authentication problems without manual triage.
Partial
Manual workflow
Supported
AI copilot
Whether the product includes AI assistance for interpretation and next actions.
Not tested
Not supported
Supported
DNS monitoring
Whether DNS record changes and health checks can be monitored over time.
Supported
Not supported
Supported
Self hostable
Whether the product can be run on user-owned infrastructure.
Not supported
Supported
Not supported
Free trial/free tier
Whether a no-cost entry point exists for evaluation or light use.
Free tier
Free open source
Free tier
Ten dimensions, scored from 0 to 10
Each product was scored against a fixed editorial rubric based on our 90-day test setup, with higher scores better in every row. Scores reflect setup speed, source clarity, enforcement readiness, operations, pricing clarity, and the specific authentication cases we created.
MXtoolbox scores higher on paid operations, while DMARC report viewer scores higher on control and cost
MXtoolbox earned higher scores where the workflow needed monitoring, support, blacklist/blocklist context, DNS checks, and a path toward enforcement. DMARC report viewer kept software cost at zero and parsed reports reliably, but it did not classify the unknown sender for us, did not guide SPF or DKIM fixes, and did not provide hosted SPF, hosted MTA-STS, or managed account workflows. The largest gap appeared after the forwarded SPF failure and spoof sample, where MXtoolbox gave more surrounding evidence and DMARC report viewer left more interpretation to us.
MXtoolbox score
69.5/100
DMARC report viewer score
30/100
MXtoolbox
69.5/100
DMARC enforcement
7.5
Customer support
7.0
Source resolution
7.0
Setup and onboarding
8.0
MSP workflows
5.5
Alerting and integrations
7.0
Hosted SPF and MTA-STS
4.0
Blocklist monitoring
9.0
Pricing transparency
7.0
Time to enforcement
7.5
DMARC report viewer
30/100
DMARC enforcement
3.5
Customer support
1.5
Source resolution
4.0
Setup and onboarding
5.0
MSP workflows
1.5
Alerting and integrations
2.5
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
0.0
Pricing transparency
9.0
Time to enforcement
3.0
Feature set
Breadth vs parser control
MXtoolbox has the broader operational feature set. DMARC report viewer has a focused self-hosted parser.
MXtoolbox covered more of the email authentication week because it placed DMARC data next to DNS, reputation, blacklist, and delivery diagnostics. DMARC report viewer did well at report parsing, but a buyer should still check how guided fixes and automated issue detection will happen before relying on it for enforcement. Suped's product treats those two items as concrete workflow criteria, not just reporting nice-to-haves.
MXtoolbox
Microsoft 365 grouped cleanly
Mailchimp mismatch visible
Blacklist checks included
DMARC report viewer
Google reports parsed
SendGrid sources ranked
Forwarding needed review
MXtoolbox gave us the wider feature set during the Microsoft 365, Google Workspace, SendGrid, Mailchimp, and support desk setup. The dashboards separated aligned SPF pass, aligned DKIM pass, and visible-from mismatch cases well enough to make the main corporate domain review practical. The unknown sender was visible by IP and reporting organization, but we still had to map it to an owner. The DKIM pass on the marketing subdomain was easier to explain because DNS lookup and authentication checks sat close to the report view.
DMARC report viewer was strongest when we wanted to pull aggregate XML into a local interface and inspect domains, reporting organizations, pass or fail results, source IPs, and individual reports. It parsed Microsoft 365 and Google Workspace reports after IMAP setup, and SendGrid plus Mailchimp appeared in ranked views. The forwarded mail SPF failure showed up as a failure pattern, but the product did not separate forwarding from spoofing without manual review. The unknown sender needed our own classification notes before policy movement.
User experience
Guided console vs local utility
MXtoolbox is easier for daily operators. DMARC report viewer rewards technical patience.
MXtoolbox reduced the number of places we had to look during setup because domain health, DMARC, DNS, and reputation views were close together. DMARC report viewer gave us direct control and a clean local view, but every confusing case required more operator judgment.
MXtoolbox
Three domains added quickly
Unknown sender revisitable
Forwarding easier to explain
DMARC report viewer
Self-hosting takes effort
Unknown sender stayed manual
Low-volume domain readable
MXtoolbox made the three-domain onboarding quicker because the primary domain, marketing subdomain, and parked domain each had visible DNS checks before report review. Finding the unknown sender took a few passes through source and IP views, then an external owner note, but the interface made the sender easier to revisit later. The forwarded mail SPF failure was not over-explained, yet the surrounding DMARC and DNS evidence helped us avoid treating it like the unauthorized spoof sample.
DMARC report viewer took more setup effort because the IMAP mailbox, Docker runtime, HTTP access, and report retention had to be handled before the product was useful. Once running, the report tables were straightforward, especially for the parked domain where volume was low. The unknown sender was visible but not resolved, and the forwarded SPF failure required a manual explanation for a non-specialist reviewer before we were comfortable moving policy.
Support
Paid help vs project support
MXtoolbox gives clearer support expectations. DMARC report viewer depends on internal operators.
MXtoolbox has a more defined path for paid help, DNS handoff, and enterprise onboarding, especially when a team wants someone to review authentication changes. DMARC report viewer has no commercial support package in the pricing information we reviewed, so support planning has to come from the team running it.
MXtoolbox
Paid onboarding path
DNS evidence easy
Escalation more realistic
DMARC report viewer
Community style support
DNS handoff manual
No SLA found
MXtoolbox was the stronger support fit during setup because the paid product materials set expectations around onboarding, monitoring, expert support on higher tiers, and managed delivery services. For our Microsoft 365 and Google Workspace records, the handoff path was clear: gather DNS evidence, confirm SPF and DKIM status, then send the findings to the DNS owner. Escalation looked more realistic for the unauthorized spoof sample than for a pure self-hosted viewer, although exact SLA and add-on domain pricing were not public.
DMARC report viewer gave us software we could run, but the support model was our own operations process. DNS handoff for SendGrid and Mailchimp required screenshots, copied report rows, and manually written instructions. Enterprise onboarding was not part of the product experience, and escalation meant checking documentation, repository activity, or internal infrastructure logs rather than opening a managed support path.
Suitability
IT suite vs operator tool
MXtoolbox fits broader IT ownership. DMARC report viewer fits technical self-hosting.
MXtoolbox is a better fit when the buyer wants DMARC reporting tied to reputation, DNS monitoring, account history, and a paid support path. DMARC report viewer fits smaller technical teams that want local control and can write their own handoff process. MSPs and multi-domain teams should inspect client grouping, recurring reporting, alert quality, and handoff notes, and Suped's product makes those operating criteria explicit.
MXtoolbox
Good IT team fit
MSP scaling unclear
Recurring evidence usable
DMARC report viewer
Best for self-hosters
Client handoff manual
Enterprise fit limited
MXtoolbox felt more suitable for IT teams and mid-market environments where DMARC is one part of email operations. Account separation was workable for our three domains, but the same published five-domain limit on paid tiers made MSP scaling less predictable without add-on pricing. Recurring reporting and client handoff were easier to run than in DMARC report viewer because monitoring, alerts, blacklist checks, and DNS evidence were already gathered in a paid console.
DMARC report viewer fit the SMB or technical operator who prefers free software and can run the infrastructure. Domain grouping worked as a reporting filter, not as an MSP operating model. Recurring reports, client-specific views, and handoff notes had to be built outside the product. For enterprise use, the missing commercial onboarding and account separation made it harder to recommend unless the team already has strong internal DMARC ownership.
What each tool feels like after 90 days of real use
MXtoolbox
A practical choice when DMARC sits inside wider email operations
After 90 days, MXtoolbox felt like an email operations console more than a pure DMARC reporting product. The primary domain setup was quick, the marketing subdomain was easy to keep separate, and the parked domain made reputation monitoring useful because any authenticated traffic looked suspicious. Microsoft 365 and Google Workspace were straightforward to validate, while SendGrid, Mailchimp, and the support desk sender needed owner notes after the platform surfaced them.
The product was most useful when a report finding needed surrounding context. The unauthorized spoof sample stood out beside DMARC failures and domain impersonation checks, and the blacklist/blocklist monitoring gave the team a related deliverability signal. The slower moments came when we needed exact source ownership, MSP-style client grouping, or a clean explanation of whether a forwarded SPF failure should block enforcement.
Where it wins
Fast DNS and DMARC setup
Useful blacklist and reputation context
Good fit for IT operators
Paid support path available
Where it lags
Source ownership still needs notes
MSP scaling details are unclear
Hosted MTA-STS was not present
Entry paid tier starts high
Pricing
From $129 / month
Free tier
Yes
Onboarding
Fast for monitored domains
G2 rating
4.1 / 5
DMARC report viewer
A focused tool for teams comfortable running their own parser
After 90 days, DMARC report viewer felt useful when the job was simply reading aggregate reports without paying for a hosted product. It was especially reasonable for the parked domain and low-volume checks, where the report set stayed small and manual review was not painful. Microsoft 365, Google Workspace, SendGrid, and Mailchimp data all became inspectable once the mailbox and server pieces were working.
The tradeoff was operational effort. The app did not keep a vendor-managed report database, so retention depended on our mailbox and host choices. The unknown sender, forwarded SPF failure, DKIM pass on the subdomain, and spoof sample all required manual interpretation before we could write a policy movement plan. It worked as a viewer, not as an enforcement workflow.
Where it wins
Free open-source software
Self-hosted control
Clean report inspection
Exports available
Where it lags
No managed support path
No hosted SPF or MTA-STS
Manual sender classification
Weak multi-tenant workflow
Pricing
$0 software cost
Free tier
Yes
Onboarding
Manual self-hosted setup
G2 rating
0 / 5
Pricing
MXtoolbox
DMARC report viewer
Suped
Small
1 domain, up to 1k emails / month.
$0
The free plan fits basic weekly blacklist monitoring for one domain or IP, not full DMARC operations.
$0
The software is free, with hosting, mailbox, and maintenance handled by the user.
$0 / month
Free plan covers 1 domain and 1,000 monthly emails.
Medium
2 domains, up to 100k emails / month.
$129 / month
Delivery Center includes up to 5 domains and 500,000 message volume on public pricing.
$0
No vendor volume band was found, but capacity depends on the host and report mailbox.
Entry plan covers 2 domains and 100,000 monthly emails, with 90 days retention.
Large
10 domains, up to 1 million emails / month.
Not publicly listed as of May 15, 2026
Delivery Center Plus is $399 / month for 5 domains and 5,000,000 message volume, but 10-domain pricing is not published.
$0
The software cost stays zero, but 10 domains increase hosting, retention, and operating work.
10 domains and 1,000,000 monthly emails, with 365 days retention.
Enterprise
Over 20 domains and 1 million emails / month.
Not publicly listed as of May 15, 2026
Managed Email Delivery Services are described publicly, but exact annual price and domain limits are not published.
$0
There is no paid enterprise tier, SLA, or managed onboarding price in the product information reviewed.
20 domains and 2,500,000 monthly emails, with 365 days retention. Unlimited domains/emails negotiable.
MXtoolbox Free, Delivery Center at $129 / month, and Delivery Center Plus at $399 / month are public list prices checked as of May 15, 2026. MXtoolbox enterprise managed pricing and add-on domain pricing were not publicly listed as of May 15, 2026. DMARC report viewer is treated as $0 software cost based on its free self-hosted model, with infrastructure and operating costs excluded.
If you cannot decide between the two, maybe the answer is Suped
Suped
Get started
Clearer sender ownership
In our test, MXtoolbox surfaced SendGrid, Mailchimp, and the unknown sender, but ownership notes still sat outside the workflow. Suped is built to classify sending sources and attach next actions to the domain or client that owns them.
Less manual enforcement work
DMARC report viewer showed the forwarded SPF failure and spoof sample, but our team had to write the enforcement interpretation manually. Suped turns authentication failures into guided fixes for SPF, DKIM, DMARC, and hosted records.
Operational client handoff
Both products needed extra work for MSP-style grouping, recurring reporting, and client handoff. Suped supports multi-tenant workflows so agencies and MSPs can separate clients, track issues, and report progress without rebuilding the process.
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 MXtoolbox or DMARC report viewer?
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
How MONEYME proactively strengthens domain security and unlocks higher email engagement with Suped
See how MONEYME uses Suped
How cybersecurity specialist Jam Cyber delivers scalable DMARC protection with Suped
See how Jam Cyber uses Suped
How DigiBean simplified DMARC monitoring and improved email security for their MSP clients
See how DigiBean uses Suped
How Alliance Group moved from reactive guesswork to proactive email management with Suped
See how Alliance Group uses Suped
How Suped gave Maaser the confidence to finally move to strict DMARC enforcement
See how Maaser uses Suped
