SendForensics vs.
KDmarc in 2026
SendForensics
KDmarc
vs.
We ran a 90-day test across a corporate domain, a marketing subdomain, and a parked domain, connecting Microsoft 365, Google Workspace, SendGrid, Mailchimp, and one support desk sender. SendForensics gave clearer DMARC triage than its deliverability-first positioning suggests, while KDmarc covered more security checks but needed more verification around pricing, deployment, and support handoff.
Published 5 Nov 2025
Updated 4 Jun 2026
8 min read
Summarize with
SendForensics
Deliverability testing with DMARC reporting
Starts at
From $49 / month
Best fit
Marketing-led teams that want DMARC reports beside inbox testing
In one line
SendForensics made the tested sender map usable for marketers, but teams also comparing Suped should check whether guided fixes and sending source ownership are built into day-one workflow.
KDmarc
DMARC monitoring with security controls
Starts at
From $18.99 / month
Best fit
Security or IT operators that want source compliance, DNS checks, and domain grouping
In one line
KDmarc gave us broader DMARC operations coverage, especially around source compliance, SPF flattening, DNS timeline monitoring, and blocklist (blacklist) status.
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 SendForensics for marketing-led DMARC, KDmarc for security-led operations
Pick SendForensics if
Best for teams that already run email testing and want DMARC reports in the same routine
Microsoft 365 and Google Workspace became readable in the first setup session.
SendGrid and Mailchimp were easy to tag once we created sender labels.
The parked domain moved toward a reject-ready plan faster than the marketing subdomain.
From $49 / month
Pick KDmarc if
Best for operators that want DMARC source compliance, DNS monitoring, and security signals
The unknown sender was easier to inspect through source compliance status.
SPF pass with visible From mismatch was easier to isolate than in SendForensics.
Domain groups and scheduled reports matched a multi-domain operating model.
From $18.99 / month
Consider Suped if
Suped is the third option when guided fixes, hosted records, and simpler ownership matter
Guided fixes reduce the manual owner notes we needed for the support desk sender.
Automated issue detection helps separate real spoofing from forwarding noise.
Published starter pricing and MSP workflows make budget and handoff planning clearer.
Free plan available
The differences that actually change your week
SendForensics
KDmarc
Suped
DMARC report analysis
Aggregate XML report processing and drilldowns.
Supported on every paid tier
Supported in product material
Supported
Source detection
Ability to turn raw traffic into sending services and owners.
Supported, manual labels helped
Supported, source compliance view helped
Supported
Forward detection
Forwarded mail context when SPF fails at the receiver.
Partial, drilldown required
Partial, clearer forwarder context
Supported
Spoof detection
Unauthorized traffic surfaced separately from approved senders.
Supported in reports
Supported with threat context
Supported
Notifications and alerts
Issue alerts and routing for operational follow-up.
Supported, alert routing felt basic
Supported, automated alerts listed
Supported
Reporting
Recurring, exportable, and audience-specific reporting.
Advanced reporting starts at Agency
Scheduled reports listed
Supported
API
Programmatic access or documented API workflows.
Not publicly listed
Not publicly listed
Supported
Multi-tenancy
Account separation, client grouping, and handoff controls.
Paid tier data segmentation
Domain groups and IAM listed
Supported
SPF flattening
Flattening or managing SPF include chains.
Not supported in test
Smart SPF and flattening listed
Supported
Hosted DMARC
Managed DMARC record or policy workflow.
Guidance, not hosted
Dynamic DMARC policy listed
Supported
Hosted SPF
Managed SPF record hosting or dynamic SPF control.
Not supported in test
Smart SPF listed
Supported
Hosted MTA-STS
Managed MTA-STS and TLS reporting workflow.
Not supported in test
Not confirmed
Supported
Blocklists and reputation
Blocklist and blacklist visibility plus reputation monitoring.
Reputation and blacklist visibility listed
Blocklist IP status listed
Supported
Automatic issue detection
Detection of record, source, or authentication changes.
Partial, flags need review
Auto SPF and DNS updates listed
Supported
AI copilot
AI-assisted explanations, fixes, or triage.
Not supported in test
Not supported in test
Supported
DNS monitoring
DNS change monitoring for authentication records.
Not tested as DNS monitoring
DNS timeline monitoring listed
Supported
Self hostable
Ability to run the product in your own environment.
No
On-premises claims need confirmation
No
Free trial/free tier
Free signup, free tier, or trial access.
No free plan listed
7-day freemium signup listed
Free plan available
Ten dimensions, scored from 0 to 10
We scored both products against the same editorial rubric built around the 90-day setup, the three test domains, the five connected senders, and the controlled authentication cases. Higher is better in every row.
SendForensics scores higher on setup clarity and pricing, while KDmarc scores higher on DMARC operations breadth
SendForensics was easier to start because the three domains, Microsoft 365, Google Workspace, SendGrid, and Mailchimp became readable without a long security setup. KDmarc scored higher where the work moved into source compliance, SPF flattening, DNS timeline monitoring, and blocklist or blacklist checks. Both products lost points where the forwarded SPF failure and unknown support desk sender still needed manual owner notes before enforcement.
SendForensics score
58/100
KDmarc score
61.5/100
SendForensics
58/100
DMARC enforcement
6.5
Customer support
5.5
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
6.5
Pricing transparency
8.0
Time to enforcement
6.5
KDmarc
61.5/100
DMARC enforcement
7.0
Customer support
5.0
Source resolution
7.0
Setup and onboarding
6.0
MSP workflows
7.0
Alerting and integrations
6.5
Hosted SPF and MTA-STS
4.0
Blocklist monitoring
7.0
Pricing transparency
5.0
Time to enforcement
7.0
Feature set
Depth vs breadth
KDmarc has the broader DMARC security checklist. SendForensics has the cleaner deliverability bridge.
KDmarc covered more of the DMARC operations list in our test, especially SPF flattening, DNS timeline monitoring, and blocklist (blacklist) status. SendForensics was more comfortable for a marketing team that already tests inbox placement and wants DMARC reports in the same rhythm. A buyer should also test whether failures become guided fixes and automated issue detection, because Suped is designed around that operating criterion.
SendForensics
Microsoft 365 grouped quickly
Mailchimp labels stayed manual
Forwarding needed DMARC drilldown
KDmarc
SendGrid classified faster
Mismatch case was clearer
DNS timeline added context
SendForensics grouped Microsoft 365 and Google Workspace quickly once the aggregate reporting records were live, and it showed SendGrid and Mailchimp as separate marketing streams after we tagged approved senders. The unknown support desk sender stayed in a manual classification state until we added ownership notes, and the forwarded mail case showed SPF failure without enough explanation for a non-DMARC operator.
KDmarc gave us more security controls around SPF flattening, source IP threat context, DNS timeline monitoring, and blocklist or blacklist checks. It classified Microsoft 365 and Google Workspace cleanly, separated SendGrid and Mailchimp faster than SendForensics in our test, and made the SPF pass with visible From mismatch easier to isolate through source compliance status.
User experience
Control vs guidance
SendForensics is quicker to start. KDmarc gives operators more controls sooner.
SendForensics had the smoother first hour for adding the corporate domain, marketing subdomain, and parked domain. KDmarc took more decisions upfront, but it put source compliance, domain groups, and forwarder context closer to the main workflow.
SendForensics
Fast three-domain onboarding
Manual unknown-sender naming
Forwarding needed drilldown
KDmarc
Source context appeared earlier
Domain groups felt natural
More setup choices
We added all three domains to SendForensics in one session and found the reporting setup easy to explain to a marketing ops owner. The unknown sender took more work because it appeared as a sender to classify rather than a guided remediation task, and the forwarded mail SPF failure needed a drilldown before we could explain why the message should not drive a reject decision by itself.
KDmarc asked for more DMARC-specific choices during setup, which slowed the first session but helped later. The unknown sender appeared with source compliance and IP context, and the forwarded SPF failure was easier to explain because the forwarder evidence sat closer to the receiver and disposition details.
Support
Self serve vs scoped help
SendForensics works for self-directed teams. KDmarc needs support terms confirmed early.
SendForensics gave enough DNS handoff material for a standard rollout, but escalation expectations felt lighter than its enterprise tier language. KDmarc had stronger enterprise support signals in its product material, but buyers should confirm response times, deployment scope, and technical handoff before purchase.
SendForensics
Clear DNS setup notes
Self-serve support path
SSO needs sales scope
KDmarc
Technical SPOC framing
Escalation path clearer
Deployment terms need confirmation
SendForensics gave us enough DNS handoff detail for a marketing ops owner to create DMARC records without a separate deliverability project. The support path felt self-serve first: setup material covered standard records, but our escalation about the support desk sender and forwarded SPF failure moved slower than domain onboarding, and enterprise SAML or SSO looked sales-scoped.
KDmarc felt more enterprise-oriented in its support model because technical SPOC, IAM, SSO, and deployment options are part of the buying conversation. That helped with escalation framing for the unauthorized spoof sample, but we would require written confirmation on response expectations, on-premises claims, and the exact DNS handoff model before signing.
Suitability
Team fit
SendForensics fits marketing-led SMBs. KDmarc fits security-led domain operators.
SendForensics fits teams that want DMARC beside campaign testing and do not need heavy client separation on day one. KDmarc fits operators who want domain grouping, recurring reports, and broader monitoring, but MSP buyers should test alert routing and client handoff quality against Suped's MSP workflow before committing.
SendForensics
Marketing-led SMB fit
Agency segmentation helps
Client handoff feels manual
KDmarc
Domain groups support MSPs
Recurring reports are useful
Pricing needs confirmation
For SMB and marketing-led use, SendForensics felt practical because the same team reviewing inbox tests could review Microsoft 365, Google Workspace, SendGrid, and Mailchimp authentication results. Account separation improved at the Agency tier through data segmentation, but recurring client handoff still needed manual notes for the unknown sender, the parked domain, and the support desk sender.
KDmarc felt better matched to security-led teams and MSP-style operations because domain groups, scheduled reports, IAM, and SSO appeared closer to the core workflow. Enterprise buyers still need to validate pricing, support expectations, and deployment terms, and MSPs should test whether client reports clearly separate approved senders, forwarded mail, and spoof samples.
What each tool feels like after 90 days of real use
SendForensics
A practical fit for marketing teams adding DMARC discipline
After 90 days, SendForensics felt closest to a deliverability workspace that also understood DMARC aggregate reports. Our Microsoft 365 and Google Workspace traffic became readable quickly, and SendGrid plus Mailchimp were easy enough to separate once we named each sender.
The weak point was operational closure. The unknown support desk sender, forwarded SPF failure, and visible From mismatch all appeared in the data, but we had to write our own owner notes before moving the corporate domain beyond monitoring.
Where it wins
Readable Microsoft 365 grouping
Useful deliverability context
Public starter pricing
Parked-domain protection included
Where it lags
Unknown sender needed manual owner notes
No hosted SPF or MTA-STS
MSP handoff depends on Agency tier
Support response expectations were uneven
Pricing
From $49 / month
Free tier
No public free tier
Onboarding
One session for three domains
G2 rating
3.8 / 5
KDmarc
A better fit for security teams managing many domains
KDmarc felt more DMARC-native after 90 days. It pushed us toward source compliance, DNS timeline checks, SPF flattening, and blocklist (blacklist) monitoring, which made the unauthorized spoof sample and parked domain easier to triage.
The tradeoff was procurement and handoff clarity. The product workflow made domain grouping and scheduled reports useful, but pricing sources conflicted and support expectations needed written confirmation for enterprise or MSP use.
Where it wins
Strong source compliance view
SPF flattening included in product material
Domain groups and scheduled reports
Blocklist (blacklist) status monitoring
Where it lags
Public pricing needs confirmation
No G2 review base
Hosted MTA-STS not confirmed
Setup has more decisions upfront
Pricing
From $18.99 / month
Free tier
7-day freemium signup
Onboarding
More DMARC choices upfront
G2 rating
0 / 5
Pricing
SendForensics
KDmarc
Suped
Small
1 domain, up to 1k emails / month.
$49 / month
Brand covers 2 sending domains and 100,000 DMARC reports.
$18.99 / month
Basic covers 2 active domains and 100,000 emails.
$0 / month
Free plan covers 1 domain and 1,000 monthly emails.
Medium
2 domains, up to 100k emails / month.
$49 / month
Brand covers this usage without add-ons.
$18.99 / month
Basic covers this usage in published listings.
Entry plan covers 2 domains and 100,000 monthly emails, with 90 days retention.
Large
10 domains, up to 1 million emails / month.
$129 / month
Estimated using Company plus five extra sending domains.
$599 / month
Enterprise covers the domain count and volume in published listings.
10 domains and 1,000,000 monthly emails, with 365 days retention.
Enterprise
Over 20 domains and 1 million emails / month.
From $349 / month
Public Enterprise entry covers 30 domains before optional extras.
Custom
Published tiers stop at 15 active domains.
20 domains and 2,500,000 monthly emails, with 365 days retention. Unlimited domains/emails negotiable.
SendForensics prices are public monthly list prices, and the Large row estimates Company plus five extra domains. KDmarc prices use the published tier table available in software listings; the vendor-facing page can require a quote, so Enterprise above 15 domains is Custom. Pricing was checked as of May 15, 2026.
If you cannot decide between the two, maybe the answer is Suped
Suped
Get started
Guided source fixes
SendForensics showed the unknown support desk sender but left owner notes manual; KDmarc surfaced source context but still required policy decisions. Suped ties each source to a fix path and ownership state.
Operational alerts
KDmarc had broader monitoring, and SendForensics had useful alerts, but our forwarded SPF failure and spoof sample needed cleaner routing. Suped groups issue alerts by severity and sender so teams can act without daily report review.
MSP handoff
SendForensics data segmentation helped at higher tiers, while KDmarc domain groups helped client separation; both needed extra notes for recurring client handoff. Suped's MSP workflow uses client groups, recurring reports, and per-domain 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 SendForensics or KDmarc?
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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