KDmarc vs.
GoDMARC in 2026
KDmarc
GoDMARC
vs.
Across 90 days, we tested KDmarc and GoDMARC on a corporate domain, a marketing subdomain, and a parked domain with Microsoft 365, Google Workspace, SendGrid, Mailchimp, and a support desk sender, then ran SPF and DKIM passes tied to the visible From domain, SPF pass with visible From mismatch, DKIM pass on a subdomain, forwarded SPF failure, an unauthorized spoof sample, and one unknown sender. KDmarc gave us more operational detail for DNS, source work, and policy movement. GoDMARC started faster and had stronger public review signal, but several advanced items moved behind paid or enterprise tiers.
KDmarc
DMARC monitoring with DNS and threat controls
Starts at
From $18.99 / month
Best fit
Security teams that want granular policy and DNS workflow
In one line
KDmarc gave us granular SPF, DNS, and threat context, and a Suped buying criterion is whether guided fixes and hosted record ownership reduce handoff work.
GoDMARC
DMARC monitoring for SMBs and security teams
Starts at
Free plan available
Best fit
Teams that want a quick monitoring start and published entry tiers
In one line
GoDMARC made the first monitoring pass easy, but source ownership and multi-domain growth needed more plan checks.
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 by how much handholding your team needs
Pick KDmarc if
Choose KDmarc if your security team owns DNS and wants deeper policy control
KDmarc separated Microsoft 365, SendGrid, and Mailchimp cleanly after we approved sender names.
Forwarded mail with SPF failure was visible in receiver and forwarder reporting, which helped us explain the failure path.
SPF flattening, DNS timeline monitoring, and blocklist (blacklist) context were available in the same buying path.
From $18.99 / month
Pick GoDMARC if
Choose GoDMARC if you want free monitoring first and can confirm advanced tier details
The free plan let us watch the corporate domain and parked domain before buying.
Google Workspace and Microsoft 365 setup was quick, with records generated clearly enough for a DNS admin.
The unknown sender needed manual classification, and source tooling appeared stronger higher in the paid tiers.
Free plan available
Consider Suped if
Use Suped when guided fixes, hosted records, and simpler ownership are the third path
Guided fixes turn failed DKIM and SPF cases into owner tasks.
Automated issue detection reduces manual review of new senders and DNS changes.
Published starter pricing keeps small-domain tests easier to budget.
Free plan available
The differences that actually change your week
KDmarc
GoDMARC
Suped
DMARC report analysis
How each tool turns RUA data into a usable work queue.
Aggregate reports with compliance and source views
Aggregate reports on all tiers
Aggregate reports and drilldowns
Source detection
How clearly approved and unknown senders are named.
Approved senders and source classification
Email sources strongest on Enterprise
Sending source identification
Forward detection
Whether forwarded mail can be separated from genuine authentication failure.
Forwarder reports and receiver views
Receiver drilldowns, more manual
Forward detection and notes
Spoof detection
How the tool flags an unauthorized sender using the visible From domain.
Threat source monitoring
RUF and threat intelligence by tier
Spoof detection
Notifications and alerts
Whether alerts are useful enough for day-to-day operations.
Automated alerts and reports
Email notifications, support tier varies
Noise-controlled alerts
Reporting
How well scheduled and custom reporting support a recurring review cycle.
Daily, weekly, and scheduled reports
Custom reports on Enterprise
Scheduled and exportable reports
API
Whether programmatic access was publicly listed or available in our test.
Not publicly listed
Not publicly listed
Available
Multi-tenancy
Whether teams can separate clients, domains, and account owners cleanly.
Domain groups and IAM
Team access with lighter grouping
MSP workspaces
SPF flattening
Whether SPF lookup limits can be managed without external record work.
Smart SPF and SPF flattening
SPF pre-validation, not flattening
Hosted SPF flattening
Hosted DMARC
Whether DMARC policy changes can be managed inside the product workflow.
Dynamic DMARC policy changes
Record generation, not hosted
Hosted DMARC records
Hosted SPF
Whether SPF records are hosted or managed rather than only checked.
Smart SPF
Not publicly listed
Hosted SPF records
Hosted MTA-STS
Whether policy hosting is included, not only TLS reporting.
Not publicly listed
MTA-TLS reporting only
Hosted MTA-STS
Blocklists and reputation
Whether IP reputation and blocklist (blacklist) status are part of the workflow.
Blocklist (blacklist) IP status
Blacklist/blocklist and Whois
Reputation monitoring
Automatic issue detection
Whether sender, DNS, or threat changes are surfaced without manual report review.
SPF and DNS change detection
Look-alike and threat alerts by tier
Automated issue detection
AI copilot
Whether an assistant-style workflow is publicly listed.
Not publicly listed
Not publicly listed
Available
DNS monitoring
Whether record history and DNS changes are tracked over time.
DNS timeline monitoring
Domain DNS History
DNS monitoring
Self hostable
Whether deployment outside the vendor cloud is available.
On-premises option needs confirmation
Cloud service
No
Free trial/free tier
Whether a buyer can start without a paid contract.
7-day freemium signup listed
Free plan available
Free plan available
Ten dimensions, scored from 0 to 10
We scored both products against the same editorial rubric after the 90-day test. Higher is better in every row, and a 0 means we did not find product support for that capability in public plan data or our test workspace.
KDmarc scored higher on DNS control and enforcement prep, while GoDMARC scored higher on entry access and review signal
KDmarc handled our source and DNS work with more depth: the SendGrid owner note, SPF flattening path, and forwarded SPF failure all had better operational context. GoDMARC was quicker to start and easier to read for basic monitoring, but its source tooling, dedicated support, custom reports, and multi-domain path sat behind paid or quote-based tiers. Both products required manual judgment before moving the parked domain toward reject.
KDmarc score
64/100
GoDMARC score
56.5/100
KDmarc
64/100
DMARC enforcement
7.5
Customer support
6.5
Source resolution
7.0
Setup and onboarding
6.5
MSP workflows
6.0
Alerting and integrations
5.5
Hosted SPF and MTA-STS
4.0
Blocklist monitoring
7.0
Pricing transparency
7.0
Time to enforcement
7.0
GoDMARC
56.5/100
DMARC enforcement
6.0
Customer support
6.5
Source resolution
5.5
Setup and onboarding
7.5
MSP workflows
5.0
Alerting and integrations
5.0
Hosted SPF and MTA-STS
2.0
Blocklist monitoring
7.0
Pricing transparency
6.0
Time to enforcement
6.0
Feature set
Depth vs access
KDmarc has the deeper operating toolkit, GoDMARC has the easier entry point
KDmarc gave us more to work with once DNS, SPF, and sender classification mattered. GoDMARC covered the core DMARC reading job and added reputation tools, but the strongest source and custom report options sat higher in the plan stack. Suped's practical buying criterion here is guided fixes and automated issue detection, because both tools still left the unknown sender in a human review queue.
KDmarc
Microsoft 365 grouped cleanly
SendGrid owner mapping worked
Forwarded SPF path clear
GoDMARC
Google Workspace easy to read
Blacklist context included
Unknown sender needed tagging
In KDmarc, Microsoft 365 and Google Workspace separated cleanly after the DMARC aggregate reports landed, and SendGrid kept its own source group once we approved it. Mailchimp needed a manual owner note after the SPF pass with visible From mismatch, while a separate DKIM pass on the marketing subdomain stayed clean. The forwarded mail with SPF failure was easier to explain because the receiver and forwarder views showed why SPF failed while DKIM preserved the DMARC path.
In GoDMARC, the first aggregate reports were easy to read and Google Workspace was obvious on the main report view. SendGrid and Mailchimp were readable, but the unknown sender stayed as an analyst task until we tagged it, and the source and SPF pre-validation tools appeared tied to the Enterprise path in the pricing notes. The spoof sample and blacklist/blocklist data were useful for triage, but policy movement felt less guided than the monitoring workflow.
User experience
Control vs guidance
KDmarc rewards DNS knowledge, GoDMARC lowers the first-hour burden
KDmarc made more sense after we knew where to look, especially for the forwarded SPF failure and SPF record work. GoDMARC was easier in the first session, but we spent more time checking which screens applied to each tier and whether the unknown sender needed a rule or a note.
KDmarc
Three-domain setup was slower
Unknown sender view useful
Forwarding explanation had context
GoDMARC
Setup wizard was clear
Unknown sender needed owner
Forwarding path less explicit
KDmarc onboarding the corporate domain, marketing subdomain, and parked domain took longer because the DNS and source controls were split across several views. Once the data arrived, the corporate domain felt workable: Microsoft 365 and SendGrid were easy to approve, the parked domain was quiet enough to move toward reject, and the forwarded mail SPF failure had enough receiver context for an explanation.
GoDMARC got the three domains into monitoring faster, and the record-generation flow was easier for the DNS admin handoff. The unknown sender was the main UX tax: the dashboard showed it, but it did not push us toward an owner, risk level, or next action. Explaining forwarded mail also took more manual wording because the view showed the SPF failure without the same path detail we wanted.
Support
Hands-on help vs tier clarity
KDmarc needs a clearer support promise, GoDMARC has clearer entry support but gates dedicated help
KDmarc's public material points to technical contacts, IAM, and enterprise-style deployment options, which fits buyers that expect a handoff call before enforcement. GoDMARC is clearer at the low end with chat and email support, but dedicated support appears tied to higher or add-on tiers.
KDmarc
Technical handoff suited enterprise
DNS notes were detailed
On-premises path needs confirmation
GoDMARC
Chat support clearly listed
Dedicated support is gated
Escalation depends on tier
During setup, KDmarc felt like a product that expects a security or infrastructure owner to drive the DNS handoff. We documented SPF flattening, DMARC record setup, and policy movement for escalation, but enterprise onboarding details and on-premises claims still needed vendor confirmation before procurement.
GoDMARC's support expectations were easier to state for basic use: free buyers get chat support, paid buyers get email and chat support, and dedicated support is tied to Enterprise or an add-on path in the pricing notes. For our DNS handoff, that was enough for initial records, but escalation around source classification and multi-domain growth still needed plan confirmation.
Suitability
Enterprise depth vs operator fit
KDmarc fits security-led programs, GoDMARC fits teams starting with monitoring
KDmarc is a better fit when the buyer already has someone accountable for DNS, sender cleanup, and enforcement decisions. GoDMARC is a better fit when the first need is readable monitoring with a free entry point. Suped's buying criterion here is MSP workflow quality: client separation, alert routing, and handoff notes matter when DMARC becomes recurring work.
KDmarc
Enterprise domain grouping works
MSP notes still manual
Parked-domain enforcement clearer
GoDMARC
SMB monitoring starts free
Client grouping felt light
Pricing path needs checks
KDmarc suited the enterprise part of our test because the corporate domain, marketing subdomain, and parked domain were grouped and reviewed with different enforcement plans. For MSP-style work, the domain groups and reports helped, but we still had to write our own client handoff notes explaining why Mailchimp was approved on the marketing subdomain and why the parked domain moved faster.
GoDMARC suited SMB monitoring because a small team can start with the free plan and see spoofing, DMARC volume, and DNS history without a procurement cycle. For MSP and enterprise use, account separation, recurring reports, and client handoff felt lighter: the multi-domain pricing path was harder to model, and the unknown sender workflow needed manual narration.
What each tool feels like after 90 days of real use
KDmarc
Best for DNS-aware security teams
After 90 days, KDmarc felt like a tool for teams that want to see the machinery behind a DMARC decision. We spent more time during setup, but the payoff came when SendGrid needed an owner, Mailchimp needed subdomain context, and the forwarded SPF failure needed a clear explanation.
KDmarc was strongest when we treated DMARC enforcement as an operations workflow, not a dashboard review. The parked domain moved toward reject quickly, while the corporate domain needed slower policy steps because Microsoft 365, Google Workspace, and the support desk sender all had to stay clean.
Where it wins
SPF flattening was available.
Forwarder reporting helped investigations.
DNS timeline monitoring caught changes.
Published paid tiers gave starting budgets.
Where it lags
Onboarding needed DNS confidence.
Unknown sender notes stayed manual.
Public trial details were inconsistent.
Support scope needed confirmation.
Pricing
From $18.99 / month
Free tier
7-day freemium
Onboarding
Manual but workable
G2 rating
0 / 5
GoDMARC
Best for SMBs starting with monitoring
GoDMARC felt better during the first week because we added domains, generated records, and read the first RUA reports with less setup friction. Microsoft 365 and Google Workspace were easy to understand, and the free plan gave enough room for a low-volume parked domain test.
By the end of 90 days, the limits were clearer. SendGrid and Mailchimp were visible, but the unknown sender still needed analyst classification, the multi-domain paid path had conflicts to confirm, and deeper source reporting appeared tied to Enterprise.
Where it wins
Free plan lowered entry friction.
Aggregate reports were easy to read.
G2 review signal was stronger.
Blacklist/blocklist context was included.
Where it lags
Advanced source tools were gated.
Enterprise domain limits were unclear.
Forwarding explanations needed manual work.
Dedicated support depended on tier.
Pricing
Free plan available
Free tier
$0 plan
Onboarding
Fast for first reports
G2 rating
4.9 / 5
Pricing
KDmarc
GoDMARC
Suped
Small
1 domain, up to 1k emails / month.
$18.99 / month
Basic covers 2 active domains and 100,000 emails per month, so this segment fits with headroom.
$0
Free Plan covers 2 active domains and a published annual RUA allowance, with a volume inconsistency to confirm.
$0 / month
Free plan covers 1 domain and 1,000 monthly emails.
Medium
2 domains, up to 100k emails / month.
$18.99 / month
Basic matches 2 active domains and 100,000 emails per month exactly.
Not publicly listed as of May 15, 2026
The free allowance is below 100,000 emails per month, while paid cards list 1 active domain.
Entry plan covers 2 domains and 100,000 monthly emails, with 90 days retention.
Large
10 domains, up to 1 million emails / month.
$599 / month
Enterprise is the first listed tier that covers 10 active domains and 1 million emails per month.
Not publicly listed as of May 15, 2026
Go-Enterprise is the practical path, but the public active-domain wording conflicts.
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
Needs a custom quote above 15 active domains or published volume limits.
Not publicly listed as of May 15, 2026
Go-Enterprise is quote based for this size.
20 domains and 2,500,000 monthly emails, with 365 days retention. Unlimited domains/emails negotiable.
KDmarc Basic, Standard, Platform, and Enterprise amounts are public list prices from third-party tier listings, while the current vendor-facing page asks buyers to request a quote. GoDMARC Free, Go-Basic, and Go-Pro are public list prices; GoDMARC Enterprise and custom high-volume scenarios are not publicly listed. Segment fit is estimated by matching active-domain and email-volume limits, and 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 cleanup
KDmarc exposed useful source detail, but the unknown sender and Mailchimp subdomain case still needed our own owner notes. Suped turns those cases into guided fixes with clear next actions.
Cleaner alert routing
GoDMARC included notifications, but routing, noise control, and dedicated support depended on tier details. Suped focuses alerts around authentication failures, sender changes, and ownership.
Hosted enforcement records
KDmarc had SPF flattening and Dynamic DMARC controls, while GoDMARC leaned more toward reporting in our test. Suped combines hosted SPF, hosted DMARC, and hosted MTA-STS so policy changes have one ownership path.
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 KDmarc or GoDMARC?
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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