Phishing emails that impersonate online stores keep getting more convincing, harder to recognize, and quicker to produce. A shopper often cannot tell a forged "your order has shipped" message from a real one. DMARC is the email standard that lets receiving servers tell them apart: it stops scammers from sending as your domain, and it keeps your own mail out of the spam folder. This guide compares the DMARC monitoring tools suitable for eshops, judged on what they really care about: deliverability, price, and whether the tool tells you what to fix without needing an IT degree.
DMARC tells a receiving server like Gmail or Outlook what to do with a message that claims to be from your domain but fails authentication. The policy can be set to do nothing (p=none), send the message to spam (p=quarantine), or reject it outright (p=reject). It sits on top of two checks, SPF and DKIM, which confirm that a given service is allowed to send as your domain.
For an eshop, the risk runs in both directions.
Number one: If your senders are not authenticated properly, your own mail can be what fails, and an enforcement policy will route it to spam or bounce it.
Number two: A domain left at p=none gives receiving servers no instruction to block forged mail. A scammer can then send convincing "your refund is ready" messages as your eshop to your own customers, thus damaging their trust in you.
Monitoring this is how you see which senders pass, which fail, and where forged mail comes from, before you tighten the policy.
A small office sends email from one place, but an online store sends from many. The platform itself (Shopify, WooCommerce, or Shoptet) sends order and account mail, a marketing tool like Klaviyo or Mailchimp sends campaigns, a transactional service like Amazon SES or Lettr sends receipts and shipping updates, and the payment provider and helpdesk each send their own. Every one of those has to be authenticated for your domain, or DMARC counts its mail as a failure.
These senders are not niche. In DMARCeye's Q1 2026 industry report, Klaviyo and Amazon SES together accounted for 58% of all email volume in the dataset, the two services behind most store marketing and receipts. The report also found that authentication health climbs with sending volume: domains sending fewer than 100 emails a month averaged 62.3% compliance, while only the highest-volume senders approached fully clean authentication. Most independent stores sit in the lower and middle tiers, where a single misconfigured sender drags the whole domain down. This is also why Google and Yahoo's bulk sender requirements made DMARC a practical necessity rather than a nice-to-have.
A store does not need an enterprise security suite. It needs a tool that turns DMARC reports into a short list of senders to fix. Four things matter most:
p=none to enforcement.The six tools below all monitor DMARC well. They differ on price, on how much they explain, and on how much beyond DMARC they try to do. Prices and limits are current as of June 2026 and change often, so confirm on each vendor's pricing page before you buy.
| Tool | Free tier | Entry paid plan | Best fit for a store |
|---|---|---|---|
| DMARCeye | 1 domain, 5,000 emails/mo, 30 days | From $4/domain/mo (Scale) | Plain-language guidance, a free plan, and per-domain pricing |
| Suped | 1 domain, 1,000 emails/mo, 14 days | $19/mo (Business, 2 domains) | Extra reputation and blocklist monitoring |
| EasyDMARC | 1 domain, 1,000 emails, 14 days | $35.99/mo (Plus, 2 domains) | A full email-authentication stack in one place |
| dmarcian | 2 domains, non-business only | $24/mo (Basic, 2 domains) | Owners who value a pioneer's depth and education |
| DMARC Report | 1 domain, 10,000 reports/mo, 30 days | $25/mo (Guard, 5 domains) | A free, automated reporting dashboard |
| Postmark DMARC Digests | 14-day trial only | $14/mo per domain | A simple weekly email instead of a dashboard |
DMARCeye reads your DMARC reports and tells you, for your specific domain, which senders are passing, which are failing, and what to fix next. That guidance layer is the point. An ecommerce or marketing manager who is not a DMARC specialist can still move from monitoring to a safe enforcement policy without guessing.
Pricing is per domain, from $4 per domain a month on the Scale plan, and the free plan covers one domain and 5,000 emails a month with the full report analyzer, no credit card. Paid plans add the option to talk to your DMARC data through a connected AI assistant. DMARCeye was built by the team behind Ecomail (a major European email marketing platform) on email infrastructure that sends over a billion messages a month. The honest gap is that it focuses on DMARC monitoring and guidance, so it does not manage BIMI, MTA-STS, or SPF flattening.
Suped's focus is the deliverability signals around your sending: it watches your domain's reputation and blocklist status and offers SPF flattening, so you see when a sender starts hurting inbox placement. The free plan covers one domain and 1,000 emails a month with 14 days of history, and the Business plan is $19 a month billed annually for two domains and 90 days of history. Fourteen days is short for diagnosing DMARC: you usually want at least 30 days to catch senders that only fire monthly, like a newsletter or a periodic campaign, so a store will outgrow the free tier quickly. Setup is fast and aimed at beginners, which suits an owner who wants results without a long onboarding.
EasyDMARC bundles the whole email-authentication stack in one place: DMARC, SPF flattening, BIMI, MTA-STS, and TLS reporting, with guided onboarding and a large set of free tools. For a store that wants to handle more than DMARC from a single dashboard, that breadth is the draw. The trade-off is price. The free plan is limited to one domain, 1,000 emails, and 14 days, and the entry paid plan, Plus, is $35.99 a month billed annually for two domains, the highest starting price in this list.
dmarcian is the pioneer, founded in 2012 by one of the primary authors of the DMARC specification, and its strength is depth and education. The reporting is thorough and the documentation is good if you want to learn the protocol. Two things give a store pause. The free Personal tier is for non-business domains only, and the paid pricing steps up sharply by domain count: Basic is $24 a month for two domains, and the next tier jumps to $240 a month for eight. For a one or two-domain shop that is fine, but for a growing one it gets expensive fast.
DMARC Report stands out for a free tier that is usable, not a teaser. The Core plan is free for one domain with 10,000 reports a month, 30 days of history, automated report ingestion, and a real dashboard, which is OK for a single-store owner to start with. Paid plans begin at $25 a month for the Guard tier with five domains, and there is a discount for agencies if you grow into managing client stores.
Postmark DMARC Digests is the simplest option, built around a weekly or monthly email that summarizes who is sending as your domain and what is failing, with plain guidance on how to fix it. There is a light dashboard and human support, but the appeal is the low-friction digest for an owner who does not want to log in to anything. It runs $14 a month per domain after a 14-day trial, and the older free weekly digest is no longer offered. For a single store that wants visibility without a tool to manage, it does the job.
If you are not sure what your store's domain publishes, check it first.
From there, the path is the same for any store:
p=none and read the reports for a few weeks to confirm nothing legitimate is failing.p=quarantine, then to p=reject, once the reports are clean.A monitoring tool is what makes the last two steps safe: it shows you, in plain terms, which senders still fail before you tighten the policy. Our complete implementation guide walks through each step in detail.
If you send order confirmations, shipping updates, or marketing from your own domain, then yes. Gmail and Yahoo require email authentication from bulk senders, and a domain without DMARC at enforcement can be spoofed to send scam mail to your customers. A store that depends on email reaching the inbox has a direct reason to monitor it.
Only if you move to enforcement before your senders are authenticated. The safe order is to authenticate every service that sends as your domain with SPF and DKIM, publish a record at p=none and read the reports until nothing legitimate is failing, and only then move to p=quarantine and p=reject. A monitoring tool is what tells you when it is safe to tighten.
For a single-domain store, a real free tier is a genuine starting point. DMARCeye covers one domain and 5,000 emails a month free. You move to a paid plan when you need more domains, longer history, or alerting.
For an online store, DMARC is not a compliance checkbox. It is what keeps your store's email reaching the inbox and keeps scammers from sending as your shop. The right tool is the one that reads your store's many senders clearly, watches deliverability, and tells you what to fix in language you can act on, at a price that fits one to three domains rather than an agency's portfolio.
If you want guidance rather than raw reports, that is what DMARCeye is built for. It looks at your domain's DMARC data and tells you the next step, and you can start on the free plan.