DNS SPF Record Report

DNS SPF (or "sender policy framework") records identifies the mail servers and domains that are allowed to send email on behalf of a domain.

We're currently tracking 3,364,023 DNS SPF records. Use our API to retrieve detailed information for DNS domains and records. Data is updated daily.

The top 50 SPF records ordered by the number of domains pointing to a given SPF record are provided below.

Top 50 DNS SPF Records by Domain Count

Value Domains
"v=spf1 include:_spf.google.com ~all" 2,490,362
"expired" 137,161
"v=spf1 -all" 122,417
"v=spf1 include:_spf.hostedemail.com ~all" 91,095
"v=spf1 mx a include:_spf.manitu.net -all" 35,347
"v=spf1 include:mail.zendesk-staging.com ~all" 25,275
"v=spf1 include:spf.protection.outlook.com -all" 18,988
"64.29.151.209" 16,383
"v=spf1 include:zoho.com ~all" 16,296
"v=spf1 mx a -all" 9,162
"v=spf1 a include:_spf.google.com ~all" 6,671
"v=spf1 a mx ~all" 6,643
"v=spf1 mx -all" 5,971
"23.109.175.189" 5,645
"v=spf1 include:mailgun.org ~all" 3,862
"v=spf1 include:_spf.protonmail.ch mx ~all" 3,713
"v=spf1 mx a:mail.intercomempresas.com a:smtp1.nuptic.com a:smtp2.nuptic.com a:smtp3.nuptic.com a:smtp4.nuptic.com a:smtp5.nuptic.com a:smtp6.nuptic.com a:smtp7.nuptic.com a:smtp8.nuptic.com include:_spf.google.com ~all" 3,691
"v=spf1 ip4:212.85.158.0/28 ip4:188.121.227.0/24 ip6:2a02:2178:2:c::/64 ip6:2a02:2178:1000:200::/56 ip6:2a02:2178:2:f::/64 ?all" 3,670
"v=spf1 include:spf.greenhost.nl ?all" 3,650
"v=spf1 a mx -all" 3,608
"v=spf1 include:zoho.eu ~all" 3,565
"v=spf1 a mx a:outgoing.eapps.com ~all" 3,476
"v=spf1 mx a ?include:colt-engine.it ~all" 3,264
"v=spf1 +a:cab0.spf.cloud-mail.jp +ip4:54.249.106.12/32 +ip4:54.249.83.183/32 ~all" 3,209
"v=spf1 include:secureserver.net -all" 3,058
"v=spf1 +a +mx -all" 2,937
"v=spf1 a -all" 2,925
"v=spf1 include:zoho.in ~all" 2,843
"v=spf1 ip6:fdc7:1c8b:063b::/48 -all" 2,630
"v=spf1" "a" "mx" "ip4:81.29.135.118" "ip4:93.189.149.121" "~all" 2,630
"v=spf1 include:mx.ovh.com ~all" 2,465
"v=spf1 a mx:aspmx.googlemail.com include:_spf.google.com a:smtp.ngin.com a:*.google.com ~all" 2,389
"v=spf1 mx a ip4:46.140.138.0/25 ~all" 2,324
"v=spf1 include:spf-domainex.fc2.com ~all" 2,320
"v=spf1 redirect=_spf.yandex.net" 2,314
"v=spf1 include:icloud.com ~all" 2,236
"v=spf1 +ip4:54.249.106.12/32 +ip4:54.249.83.183/32 +a:cab0.spf.cloud-mail.jp ~all" 2,140
"v=spf1 include:_spf.google.com include:sendgrid.net ~all" 2,053
"v=spf1 include:servers.mcsv.net ?all" 2,048
"v=spf1 mx ~all" 2,025
"v=spf1 a mx mx:mail.mcspowermail.com ~all" 1,927
"v=spf1 a mx include:_spf.google.com ~all" 1,852
"v=spf1 include:_spf-eu.ionos.com ~all" 1,785
"v=spf1 mx ip4:80.77.94.0/24 ip4:88.214.230.0/24 ?all" 1,697
"v=spf1 +a +mx ~all" 1,610
"v=spf1 a mx a:smtp.livehosting.ro ~all" 1,479
"v=spf1 include:spf.hostytec.com -all" 1,463
"v=spf1 redirect=_spf.yandex.ru" 1,427
"v=spf1 include:spf.mandrillapp.com ?all" 1,384
"v=spf1 redirect=_spf.mail.ru" 1,331