Eevgeniinmailtester.hashnode.dev·3d ago · 2 min readThe email authentication funnel: 91.7% publish SPF, only 26.7% actually rejectBy the team at MailTester Ninja, a real-time email verification API that stores nothing. We took every mail-enabled domain in the sample (those with MX) and walked them down the authentication funnel:00
Eevgeniinmailtester.hashnode.dev·Aug 24 · 2 min readState of email: 80.8% mail-enabled, 76.9% SPF, 65.1% DMARCBy the team at MailTester Ninja, a real-time email verification API that stores nothing. A quick pulse on 50,000 of the world's most-linked domains: 80.8% are mail-enabled (publish MX) 76.9% publish 00
Eevgeniinmailtester.hashnode.dev·Aug 17 · 2 min read50.2% of SPF records use ~all (softfail) — most email says "maybe"By the team at MailTester Ninja, a real-time email verification API that stores nothing. 76.9% of domains publish an SPF record. But SPF only bites if it ends in -all (hardfail). Here's how SPF publis00
Eevgeniinmailtester.hashnode.dev·Aug 10 · 2 min readWho runs the world's inboxes? MX market share across 50,000 domainsBy the team at MailTester Ninja, a real-time email verification API that stores nothing. We resolved the MX records of 50,000 of the most-linked domains (80.7% are mail-enabled) and classified who act00
Eevgeniinmailtester.hashnode.dev·Aug 3 · 2 min readThe DMARC enforcement gap: 64.5% publish it, only 22.9% enforce itBy the team at MailTester Ninja, a real-time email verification API that stores nothing. Across 50,000 of the world's most-linked domains, 64.5% publish a DMARC record. Sounds healthy, until you read 00
