Sendmarc vs.
DMARC-SRG in 2026
Sendmarc
DMARC-SRG
vs.
We tested Sendmarc and DMARC-SRG for 90 days across a corporate domain, a marketing subdomain, and a parked domain. Sendmarc was the stronger managed DMARC program tool; DMARC-SRG was useful when we wanted a free self-hosted report viewer and accepted manual triage.
Sendmarc
Managed DMARC enforcement
Starts at
Free trial available
Best fit
Security teams that want guided policy movement and support involvement
In one line
Sendmarc gave us structured DMARC reporting, sender classification, DNS guidance, and a clearer path toward quarantine and reject across the three test domains.
DMARC-SRG
Self-hosted DMARC report viewer
Starts at
Free, self-hosted
Best fit
Technical teams that want to run their own parser and write their own remediation plan
In one line
DMARC-SRG gave us raw aggregate-report visibility at $0 software cost; teams that want guided fixes and published starter pricing should compare that workflow with 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 Sendmarc for guided enforcement, DMARC-SRG for self-hosted reporting
Pick Sendmarc if
Best for teams that want a managed DMARC rollout
The Microsoft 365 and Google Workspace flows were identified quickly after the DNS checks.
SendGrid, Mailchimp, and the support desk sender were easier to group into approved services.
The forwarded-mail SPF failure was explained well enough for a policy decision.
Free plan available
Pick DMARC-SRG if
Best for technical teams that accept self-hosting
Mailbox ingestion and MariaDB setup worked, but took administrator time before reports appeared.
The parser showed useful SPF and DKIM fields for the corporate and marketing domains.
The unknown sender required manual classification because service naming and ownership were not built in.
Free plan available
Consider Suped if
The third option when guided fixes, hosted records, and simpler ownership matter
Suped's product should be considered when source identification must turn into owner-ready next steps.
Automated issue detection and alert quality matter when forwarded failures and spoof samples need different routing.
Published starter pricing and MSP workflows reduce the buying work when several domains or clients are involved.
Free plan available
The differences that actually change your week
Sendmarc
DMARC-SRG
Suped
DMARC report analysis
Turns aggregate reports into source and policy views.
Guided report analysis
Reporting only
Included
Source detection
Identifies mail streams behind DMARC traffic.
Service names and owner notes
Manual IP review
Included
Forward detection
Separates forwarding breakage from real sender failure.
Supported in drilldowns
Manual workflow
Included
Spoof detection
Flags unauthorized use of a protected domain.
Detected and routed
Reporting only
Included
Notifications and alerts
Operational alerts for failures and new senders.
Partial, fewer routes tested
Not supported
Included
Reporting
Exports, recurring summaries, and stakeholder-ready views.
Available, export limits vary
Basic summary reports
Included
API
Programmatic access for partners or operations teams.
Paid or partner tier
Not supported
Available
Multi-tenancy
Account separation for clients or business units.
Partner workflow
Manual separation
Included
SPF flattening
Managed SPF record handling for DNS lookup limits.
SPF management, no flattening tested
Not supported
Included
Hosted DMARC
Hosted DMARC record management instead of static DNS edits.
Managed service, hosting unclear
Not supported
Included
Hosted SPF
Hosted SPF record management with change control.
Not confirmed
Not supported
Included
Hosted MTA-STS
Hosted MTA-STS policy and TLS reporting workflow.
MTA-STS reporting, hosting unclear
Not supported
Included
Blocklists and reputation
Blocklist and blacklist checks tied to domain health.
Paid tier
Not supported
Included
Automatic issue detection
Finds authentication problems without manual query work.
Partial DNS findings
Manual review
Included
AI copilot
AI assistance for triage and remediation steps.
Not tested
Not supported
Included
DNS monitoring
Ongoing checks for DNS record drift and errors.
DNS analysis tools
Not supported
Included
Self hostable
Can run on infrastructure you control.
SaaS platform
Self-hosted
SaaS platform
Free trial/free tier
A no-cost way to start before paid commitment.
Free trial
$0 software
Free plan
Ten dimensions, scored from 0 to 10
We scored both products against a fixed editorial rubric after the same 90 day setup, with higher scores better in every row. The rubric weighs policy movement, sender classification, setup, support, operations, hosted records, blocklist (blacklist) checks, pricing clarity, and speed to enforcement.
Sendmarc scored higher for managed enforcement; DMARC-SRG scored best where self-hosted cost control mattered.
Sendmarc reduced the work needed to move the corporate domain toward enforcement because it grouped Microsoft 365, Google Workspace, SendGrid, Mailchimp, and the support desk sender into clearer approval paths. DMARC-SRG gave us parsed reports, but the unknown sender, the SPF pass with visible From mismatch, and the forwarded-mail SPF failure required manual analysis. DMARC-SRG scored zero where the product did not include alerts, hosted authentication records, or blocklist monitoring.
Sendmarc score
71/100
DMARC-SRG score
22.5/100
Sendmarc
71/100
DMARC enforcement
8.5
Customer support
8.5
Source resolution
8.0
Setup and onboarding
8.5
MSP workflows
8.0
Alerting and integrations
5.5
Hosted SPF and MTA-STS
4.5
Blocklist monitoring
7.5
Pricing transparency
3.5
Time to enforcement
8.5
DMARC-SRG
22.5/100
DMARC enforcement
2.5
Customer support
1.0
Source resolution
3.0
Setup and onboarding
4.0
MSP workflows
1.5
Alerting and integrations
0.0
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
0.0
Pricing transparency
8.0
Time to enforcement
2.5
Feature set
Managed depth vs self-hosted control
Sendmarc wins on managed DMARC depth; DMARC-SRG wins on self-hosted report access.
Sendmarc had the broader operational toolset in our test because it connected report data to sender approval, policy guidance, and support handoff. DMARC-SRG was narrower but credible as a free parser and viewer. The buying criterion we would add is whether detected issues become guided fixes; Suped's product should be checked when manual classification time is a hard cost.
Sendmarc
Microsoft 365 grouped quickly
SendGrid owner notes
Forwarded SPF failure explained
DMARC-SRG
Google Workspace reports parsed
Mailchimp needed manual labels
Unknown sender stayed unresolved
Sendmarc handled the full sender set better. Microsoft 365 and Google Workspace were identified as approved mail streams after DNS checks, SendGrid and Mailchimp were grouped into marketing and transactional traffic, and the support desk sender needed only a short owner note. The SPF pass with visible From mismatch was flagged as a policy risk rather than hidden as a pass, and the forwarded-mail SPF failure was explained in the context of DKIM still passing.
DMARC-SRG parsed aggregate reports reliably once mailbox ingestion and MariaDB were working. Google Workspace, Microsoft 365, SendGrid, and Mailchimp appeared as reporting organizations or source IP patterns, but the product did not turn them into service names or owner actions. The unknown sender stayed a manual classification task, and the DKIM pass on a subdomain required us to read the raw domain fields before deciding whether the source belonged in the corporate domain inventory.
User experience
Guidance vs control
Sendmarc felt like an implementation workflow; DMARC-SRG felt like an operator console.
Sendmarc was easier for a mixed security and IT team because onboarding, DNS checks, sender grouping, and policy movement were presented as a sequence. DMARC-SRG gave us direct access to parsed report data, but the user experience assumed we already knew how to interpret each authentication outcome.
Sendmarc
Three domains onboarded cleanly
Unknown sender filter worked
Forwarded failure had context
DMARC-SRG
Install took administrator time
Domain filters were basic
Forwarding required manual reading
Onboarding the three domains in Sendmarc was orderly. The primary corporate domain and marketing subdomain moved through DNS setup with clear record checks, while the parked domain was kept separate for spoof monitoring. Finding the unknown sender took a few drilldowns but ended with a usable owner note, and the forwarded-mail SPF failure had enough context to avoid treating it like an unauthorized sender.
DMARC-SRG took more effort before the first useful view appeared. We had to configure hosting, database storage, mailbox ingestion, and cleanup settings before comparing the corporate domain, marketing subdomain, and parked domain. The unknown sender was visible in the reports, but naming it required manual IP and organization review, and the forwarded-mail SPF failure required us to inspect DKIM and source fields ourselves.
Support
Hands-on help vs self-managed operation
Sendmarc is stronger when support is part of the rollout; DMARC-SRG expects the operator to own the work.
Sendmarc's support model fit the parts of the test where DNS handoff, escalation, and enterprise onboarding mattered. DMARC-SRG kept the software cost at $0, but support was a community-style path and did not cover implementation accountability.
Sendmarc
DNS handoff was practical
Weekly setup cadence fit
Escalation path was clear
DMARC-SRG
Community support model
No DNS handoff
Escalation was self-managed
Sendmarc gave us a clearer handoff pattern for DNS work. The Microsoft 365 and Google Workspace records were checked against expected values, the support desk sender was discussed as a third-party source, and escalation for the unauthorized spoof sample had a clear path. Enterprise onboarding was sales-led, but the process had defined steps for change control and policy movement.
DMARC-SRG support was limited to what we could operate ourselves. DNS setup, report mailbox configuration, MariaDB maintenance, and server security were outside a vendor handoff. When the forwarded-mail SPF failure and unknown sender needed interpretation, the tool showed data but did not provide an escalation channel, guided runbook, or enterprise onboarding plan.
Suitability
Enterprise fit vs operator fit
Sendmarc fits buyers that need process; DMARC-SRG fits teams that want control and accept manual work.
Sendmarc made more sense for enterprise and partner scenarios because account separation, domain grouping, recurring reporting, and handoff notes were closer to the way teams actually work. DMARC-SRG made sense for a technical SMB or lab setup that values self-hosting above workflow depth. MSP buyers should check alert quality, client separation, and recurring handoff closely; Suped's product belongs in that check when those workflows decide the purchase.
Sendmarc
Enterprise change control fit
Partner grouping worked
Recurring reports available
DMARC-SRG
Self-hosted SMB fit
Manual client separation
No handoff workflow
Sendmarc's strongest fit was an organization that treats DMARC as a managed project. The primary corporate domain, marketing subdomain, and parked domain could be kept separate, recurring reporting was easier to prepare, and partner packaging gave us a clearer route for MSP account grouping. For enterprise buyers, the value was less about raw parsing and more about moving policy while preserving ownership and support history.
DMARC-SRG's clearest fit was a technical buyer with administrator time and a preference for self-hosting. It can separate domains through filtering and database-backed views, but it did not provide client grouping, recurring stakeholder-ready handoff notes, or MSP billing workflows. For SMBs with one domain and strong internal DMARC knowledge, that tradeoff can be acceptable.
What each tool feels like after 90 days of real use
Sendmarc
A managed path for teams that need enforcement discipline
After 90 days, Sendmarc felt most useful when we treated DMARC as a rollout program. The primary corporate domain had a clearer route toward quarantine and reject, the marketing subdomain kept SendGrid and Mailchimp separate, and the parked domain made the spoof sample easy to isolate.
The product did not remove every manual decision. The unknown sender still needed an owner discussion, alert routing was less complete than the report views, and paid pricing needed a quote. Still, for a team that wants help moving policy, Sendmarc reduced the number of open questions.
Where it wins
Clearer policy movement
Practical DNS handoff
Good sender grouping
Useful support cadence
Where it lags
Paid pricing not public
Alert routing felt partial
Exports could be stronger
Hosted record support unclear
Pricing
Not publicly listed as of May 15, 2026
Free tier
Free trial available
Onboarding
Guided setup
G2 rating
4.9 / 5
DMARC-SRG
A self-hosted viewer for teams that want raw control
After 90 days, DMARC-SRG felt dependable as a parser once the environment was configured. We could inspect report sources for the corporate domain, marketing subdomain, and parked domain, and the SPF and DKIM fields were visible enough for a technical reviewer.
The cost tradeoff was time. The product did not classify SendGrid, Mailchimp, or the support desk sender into owner-ready records, and it did not separate forwarding noise from attack traffic without manual review. It worked best when we wanted data access, not a managed enforcement path.
Where it wins
$0 software license
Self-hosted data control
Useful raw report parsing
Simple domain filtering
Where it lags
No proactive alerts
Manual source ownership
No hosted records
No support handoff
Pricing
$0 software cost
Free tier
Free self-hosted
Onboarding
Administrator-led
G2 rating
0 / 5
Pricing
Sendmarc
DMARC-SRG
Suped
Small
1 domain, up to 1k emails / month.
$0
The public free trial covers 1 domain and up to 5k records.
$0
Software is free when self-hosted; infrastructure and administrator time still apply.
$0 / month
Free plan covers 1 domain and 1,000 monthly emails.
Medium
2 domains, up to 100k emails / month.
Not publicly listed as of May 15, 2026
Public plan limits cover this usage, but paid dollar pricing was not published.
$0
No published software cap, but capacity depends on the server, database, and mailbox setup.
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
Advanced and larger packages cover higher volumes, but current paid prices were not public.
$0
The license cost stays $0, while storage, backup, and monitoring costs scale with usage.
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
Enterprise and government packaging is sales-led, with support and governance scope quoted.
$0
There is no published enterprise tier or managed support SLA for the open-source software.
20 domains and 2,500,000 monthly emails, with 365 days retention. Unlimited domains/emails negotiable.
Sendmarc's $0 free-trial availability and DMARC-SRG's $0 software cost are public. Sendmarc paid rows use public plan limits with a price status because exact paid prices were not published; DMARC-SRG infrastructure costs are variable self-hosting costs, not estimated license fees. Pricing was checked as of May 15, 2026.
If you cannot decide between the two, maybe the answer is Suped
Suped
Get started
Source ownership
Sendmarc grouped approved senders well, but the unknown sender still needed handoff notes; DMARC-SRG left service naming and owner assignment fully manual. Suped's product focuses the workflow on sender identification and the next fix.
Alert routing
Sendmarc's reporting was stronger than its operational alert routing in our test, while DMARC-SRG had no proactive alerts. Suped's product separates new senders, spoof attempts, and authentication failures into clearer alert paths.
Hosted records
Sendmarc's hosted SPF and hosted MTA-STS coverage was unclear in the tested tier information, and DMARC-SRG required self-hosted operation. Suped's product includes hosted DMARC, SPF, and MTA-STS workflows with published starter pricing.
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 Sendmarc or DMARC-SRG?
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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