MyDMARC vs.
MXtoolbox in 2026
MyDMARC
MXtoolbox
vs.
We tested MyDMARC and MXtoolbox for 90 days across a corporate domain, a marketing subdomain, and a parked domain. We connected Microsoft 365, Google Workspace, SendGrid, Mailchimp, and a support desk sender, then pushed seven authentication cases through both products. MyDMARC felt cleaner for focused DMARC enforcement work; MXtoolbox covered more adjacent delivery and blacklist/blocklist operations, but it took more effort to turn those signals into a DMARC plan.
MyDMARC
Focused DMARC reporting
Starts at
Free, paid from $19 / month
Best fit
Small teams that want low-cost DMARC reporting for a few domains.
In one line
MyDMARC gave us a clean DMARC workbench for the three domains, but compared with Suped's guided fixes it left source ownership and next actions more manual.
MXtoolbox
Email diagnostics and delivery monitoring
Starts at
Free, paid from $129 / month
Best fit
Operators who want DMARC reporting beside DNS, reputation, mailflow, and blacklist monitoring.
In one line
MXtoolbox was broader than MyDMARC, with stronger reputation checks, but DMARC enforcement work was spread across more screens.
Suped
The third option. Hosted SPF, DMARC, and MTA-STS on every plan. Published pricing. Monthly plans. No long contract required.
Learn about Suped
Choose the product that matches how your team works
Pick MyDMARC if
Best for teams that want focused DMARC reporting at a low entry price
We added all three test domains quickly and the DMARC record prompts were easy to hand to DNS owners.
Microsoft 365 and Google Workspace were grouped cleanly, which made the first enforcement review faster.
The spoof sample was easy to isolate, but the unknown sender needed manual naming before we trusted the report.
Free plan available
Pick MXtoolbox if
Best for operators who want DMARC plus delivery diagnostics
SendGrid, Mailchimp, and the support desk sender sat beside DNS, mailflow, and reputation checks.
Blacklist and blocklist monitoring was stronger and more operational than the pure DMARC view.
The forwarded mail SPF failure took extra clicks to explain to a non-specialist owner.
Free plan available
Consider Suped if
Choose Suped when guided fixes, hosted records, and clearer ownership matter
Guided fixes should turn each failing sender into a concrete DNS or vendor action.
Automated issue detection should reduce time spent classifying unknown sources and edge cases.
Published starter pricing and MSP workflows matter when the same team manages many domains.
Free plan available
The differences that actually change your week
MyDMARC
MXtoolbox
Suped
DMARC report analysis
Aggregate report parsing, domain-level views, and authentication result review.
Included, DMARC-first
Paid tier
Included
Source detection
Turns raw sending hosts into readable services and owner actions.
Partial, manual naming
Partial, more drilldown
Automated classification
Forward detection
Separates real source failures from forwarding-related SPF failures.
Partial, readable detail
Partial, technical view
Included
Spoof detection
Highlights unauthorized mail using the protected domain.
Included
Included
Included
Notifications and alerts
Operational notifications for authentication, reputation, or monitoring changes.
Basic email alerts
Broader alerting
Included
Reporting
Exports, recurring views, and stakeholder-ready summaries.
Included
Included
Included
API
Programmatic access for pulling monitoring or reporting data.
Not publicly listed
Paid API tools
Included
Multi-tenancy
Client separation, grouping, and delegated account structure.
Manual workflow
Manual workflow
Included
SPF flattening
Managed SPF lookup reduction for domains near the DNS lookup limit.
Not supported
Plus tier
Included
Hosted DMARC
Hosted policy records that can be changed inside the platform.
Not supported
Not supported
Included
Hosted SPF
Managed SPF records or hosted flattening records.
Not supported
Plus tier
Included
Hosted MTA-STS
Hosted MTA-STS policy and TLS reporting workflow.
Not supported
Not supported
Included
Blocklists and reputation
Blacklist and blocklist monitoring, reputation signals, and alerting.
Not supported
Strong coverage
Included
Automatic issue detection
Finds broken authentication, risky senders, and policy blockers without manual triage.
Manual review
Partial
Included
AI copilot
Assistant-style explanations and next-step guidance for authentication issues.
Not supported
Not supported
Included
DNS monitoring
Ongoing checks for DNS, DMARC, SPF, DKIM, and related record changes.
DMARC DNS checks
Broad DNS checks
Included
Self hostable
Can be deployed and operated on customer-controlled infrastructure.
No
No
No
Free trial/free tier
A no-cost entry path for initial testing.
Free tier
Free tier
Free tier
Ten dimensions, scored from 0 to 10
We scored both products against a fixed editorial rubric after the same 90-day setup, sender mix, authentication cases, and operational review. Higher is better in every row.
MyDMARC leads on focused DMARC work; MXtoolbox leads on delivery operations
MyDMARC scored higher where the task was pure DMARC: adding the three domains, reading aggregate reports, and deciding whether the primary domain was ready for quarantine. MXtoolbox scored higher where the work touched DNS monitoring, blacklist/blocklist reputation, and broader delivery operations. Neither product removed every manual step in unknown sender ownership or forwarded mail explanation.
MyDMARC score
50.5/100
MXtoolbox score
64.5/100
MyDMARC
50.5/100
DMARC enforcement
7.0
Customer support
6.0
Source resolution
6.5
Setup and onboarding
7.5
MSP workflows
4.0
Alerting and integrations
4.5
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
0.0
Pricing transparency
8.0
Time to enforcement
7.0
MXtoolbox
64.5/100
DMARC enforcement
6.5
Customer support
6.5
Source resolution
6.0
Setup and onboarding
6.5
MSP workflows
5.0
Alerting and integrations
7.0
Hosted SPF and MTA-STS
5.0
Blocklist monitoring
9.0
Pricing transparency
6.5
Time to enforcement
6.5
Feature set
Depth vs breadth
MyDMARC is deeper for DMARC-only work; MXtoolbox is broader for delivery operations.
MyDMARC was easier when the only job was to move a domain toward enforcement. MXtoolbox covered more of the delivery stack, especially DNS and blacklist monitoring, but the DMARC path had more operational branching. If guided fixes and automated issue detection are purchase criteria, Suped should be measured beside both products because both still left some sender decisions for an operator.
MyDMARC
Microsoft 365 grouped cleanly
Mailchimp needed manual naming
Forwarded SPF explained clearly
MXtoolbox
DNS tools beside DMARC
Blacklist checks were stronger
SendGrid needed extra clicks
MyDMARC handled Microsoft 365 and Google Workspace cleanly and gave us a direct view of SPF and DKIM pass rates by domain. SendGrid and Mailchimp were visible, but the unknown sender needed manual classification before the report felt safe to share with a business owner. In the DKIM pass on a subdomain case, the product exposed the subdomain relationship clearly enough for our DNS owner to decide whether the marketing subdomain needed separate policy movement.
MXtoolbox had the wider feature set. The same SendGrid and Mailchimp traffic sat beside DNS lookups, mailflow checks, and blacklist/blocklist monitoring, which helped when we investigated reputation risk on the marketing subdomain. The tradeoff was focus: the SPF pass with visible From mismatch and forwarded mail SPF failure required more drilldown before we could explain whether the issue blocked DMARC enforcement.
User experience
Guidance vs tool depth
MyDMARC was easier to operate; MXtoolbox was better for technical investigation.
MyDMARC kept the DMARC workflow tighter, so our weekly review took fewer clicks once the sources were named. MXtoolbox gave us more diagnostic paths, but the same breadth made it slower for non-specialists to answer a narrow DMARC question.
MyDMARC
Three domains added quickly
Unknown sender queue visible
Forwarded failure explained inline
MXtoolbox
Setup spanned more screens
Lookup tools were familiar
Unknown sender took drilling
We added the primary domain, marketing subdomain, and parked domain in a single setup pass in MyDMARC. DNS instructions were simple enough to hand to the domain owner without rewriting them, and the parked domain reached a clear reject recommendation fastest. The unknown sender was visible in the report, but naming it still depended on our knowledge of the support desk and marketing tools.
MXtoolbox setup took longer because DMARC reporting, DNS checks, and delivery monitoring live as related but separate workflows. The unknown sender was findable, especially when we cross-checked the host and IP reputation view, but it took more clicks. The forwarded mail SPF failure had useful technical detail, yet we had to translate that detail before a business owner understood why DKIM saved the message.
Support
Simple help vs managed depth
MyDMARC fits lighter setup help; MXtoolbox has a clearer managed path.
MyDMARC's support model made sense for a team that can own DNS and wants email help when a setup step fails. MXtoolbox had a stronger path for teams that want expert involvement, but the best support appeared tied to higher tiers or managed services.
MyDMARC
DNS handoff was cleaner
Escalation path less explicit
Pro priority matters
MXtoolbox
Managed help path exists
Dedicated help on Plus
Terms need review
During setup, MyDMARC's DNS handoff was the cleaner of the two for the three test domains. We could copy the DMARC record instructions into an internal ticket and get the record published without extra context. The weaker point was escalation clarity: once we asked how to treat the unknown sender and the subdomain DKIM case, the product experience did not make the support route or enterprise onboarding path feel as explicit as the DMARC setup itself.
MXtoolbox gave us more support options around the wider delivery stack, including a managed-services path for assessment, policy movement, and monitoring. That matters for teams that want help beyond DMARC records, such as SPF flattening, mailflow checks, and reputation alerts. The caution is expectation setting: self-serve teams should confirm plan limits, cancellation terms, and which setup questions qualify for dedicated expert help before rollout.
Suitability
DMARC fit vs operator fit
MyDMARC suits focused domain owners; MXtoolbox suits hands-on email operators.
MyDMARC is the better fit when one team owns a small set of domains and wants a direct DMARC enforcement path. MXtoolbox is the better fit when the buyer also owns DNS, mailflow, reputation checks, and blacklist response. If MSP workflows and alert quality decide the purchase, Suped should be measured as a third option because both products needed manual structure for client handoff and recurring owner notes.
MyDMARC
Best for focused DMARC
Weak client account separation
Low-cost domain scaling
MXtoolbox
Best for operators
Recurring reports need structure
Reputation monitoring fits SMBs
MyDMARC worked best for an SMB or internal IT team managing a handful of domains. Account separation was not the reason to buy it; the reason was a clear DMARC view at a low public price. For MSP-style work, we had to build our own client grouping, recurring reporting notes, and handoff language when explaining why the parked domain was ready for reject but the marketing subdomain still needed sender cleanup.
MXtoolbox worked best for an operator who handles several email health jobs at once. Domain grouping was useful up to the published limits, and the Delivery Center view helped connect DMARC outcomes with reputation and delivery checks. It was less tidy for MSP handoff because client-specific notes, recurring summaries, and separate ownership queues still needed outside process.
What each tool feels like after 90 days of real use
MyDMARC
A focused DMARC workspace for smaller domain sets
After 90 days, MyDMARC felt like the tool we would hand to a domain owner who has one main job: understand DMARC traffic and move policy without getting pulled into every DNS and reputation detail. The primary corporate domain was easy to review each week, and the parked domain was the fastest to move toward a reject posture because the spoof sample stood apart from legitimate mail.
The limitation showed up when ownership got messy. Microsoft 365 and Google Workspace were easy, but Mailchimp on the marketing subdomain, the support desk sender, and the unknown source still needed manual classification and notes. We could reach a defensible enforcement plan, but we had to bring our own process for owner assignment and recurring stakeholder reporting.
Where it wins
Fast setup for the three domains
Clearer pure DMARC report review
Low public starter pricing
Parked domain enforcement was simple
Where it lags
Unknown sender ownership stayed manual
No blacklist or blocklist monitoring
No hosted SPF or MTA-STS
Limited MSP account separation
Pricing
Free, paid from $19 / month
Free tier
1 domain, 7-day retention
Onboarding
Three domains in 38 minutes
G2 rating
0 / 5
MXtoolbox
A broader delivery toolkit for technical operators
After 90 days, MXtoolbox felt like the stronger choice when the same person owns DMARC, DNS diagnostics, blacklist response, and mailflow checks. The marketing subdomain benefited most because SendGrid, Mailchimp, and reputation signals could be investigated in one operating rhythm, even when the path was not as DMARC-focused as MyDMARC.
The tradeoff was translation work. The forwarded mail SPF failure, the visible From mismatch, and the unknown sender all had useful technical clues, but we had to spend more time turning those clues into a policy decision. For teams that already live in DNS and mail diagnostics, that extra depth is useful; for business owners, it creates more handoff work.
Where it wins
Strong blacklist and blocklist monitoring
Useful DNS and mailflow checks
SPF flattening on Plus
Higher public G2 rating
Where it lags
DMARC workflow felt less focused
Paid entry price is higher
Five-domain paid plan limit
Client handoff needed outside notes
Pricing
Free, paid from $129 / month
Free tier
1 weekly blacklist monitor
Onboarding
Three domains in 67 minutes
G2 rating
4.1 / 5
Pricing
MyDMARC
MXtoolbox
Suped
Small
1 domain, up to 1k emails / month.
$0
Free covers 1 monitored domain, 7 days of retention, and daily report parsing.
$0
Free covers weekly blacklist monitoring for 1 domain or IP, not the paid Delivery Center DMARC bundle.
$0 / month
Free plan covers 1 domain and 1,000 monthly emails.
Medium
2 domains, up to 100k emails / month.
$19 / month
Basic covers 5 monitored domains and 30 days of retention; email volume caps are not published.
$129 / month
Delivery Center covers 5 domains and 500,000 messages, so this segment fits the public plan.
Entry plan covers 2 domains and 100,000 monthly emails, with 90 days retention.
Large
10 domains, up to 1 million emails / month.
$49 / month
Pro covers 20 monitored domains and 90 days of retention; email volume caps are not published.
Not publicly listed as of May 15, 2026
Delivery Center Plus publishes 5 domains and 5,000,000 messages; extra-domain pricing is not public.
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
Plans above 20 monitored domains are not publicly listed as of May 15, 2026.
Not publicly listed as of May 15, 2026
Managed Email Delivery Services has no fixed public price for this domain and volume profile.
20 domains and 2,500,000 monthly emails, with 365 days retention. Unlimited domains/emails negotiable.
MyDMARC $0, $19, and $49 monthly rows are public list prices. MXtoolbox $0 and $129 monthly rows are public list prices; the Large and Enterprise rows depend on unpublished add-on domain or managed-service pricing. Pricing was checked as of May 15, 2026.
If you cannot decide between the two, maybe the answer is Suped
Suped
Get started
Guided sender fixes
MyDMARC identified our Microsoft 365 and Google Workspace traffic, but the unknown sender and Mailchimp subdomain case still needed manual owner decisions; Suped turns those into guided fix queues.
Cleaner alert routing
MXtoolbox produced useful reputation and blacklist/blocklist alerts, but DMARC policy work and delivery diagnostics lived in separate paths; Suped groups DMARC, DNS, and sender issues into operational alerts.
MSP handoff clarity
Both products handled multiple domains, but client separation, recurring reports, and handoff notes took manual structure; Suped's MSP workflows are built around account grouping and per-domain 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 MyDMARC or MXtoolbox?
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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