DNS Report: first.org

Generated: 2026-08-10T08:08:07-05:00

92/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/304 IPv4 address(es) detected.
OKIPv6 (AAAA)10/104 IPv6 address(es) detected.
OKName server redundancy20/204 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
OKDNSSEC chain15/15DS and DNSKEY detected.
OKCAA policy5/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/201 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
OKDKIM20/20A DKIM selector was verified.
ERRORMTA-STS0/5Mail transport policy.
OKTLS-RPT5/5TLS reporting policy.
OKValid TLS certificate55/5578 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers19/355 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
OKIPv6 connectivity35/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
OKHTTP response40/40HTTP/2 200
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
151.101.65.91
151.101.1.91
151.101.193.91
151.101.129.91
AAAA
2a04:4e42::347
2a04:4e42:400::347
2a04:4e42:600::347
2a04:4e42:200::347
CNAME
MX
10 smtp.google.com.
TXT
"apple-domain-verification=GgAjgsIIrixArVTv"
"A86EA43005"
"google-site-verification=bB9Dx6RUOmMrzLAi5fmHvyWH9T9xj21y3x9PMiSgCAs"
"protonmail-verification=b716ce837b8acfe07109e34ce8cb6bb4c7caec29"
"google-site-verification=OZ6h6fMZcaV1zl2RqvaZn-lgt4lWC-s5dsRMLx4r1lI"
"mgverify=0f90742e1eccec87c0d17ac7f8eea7e59bc3f275f5cddd9a24495d80533c475c"
"atlassian-sending-domain-verification=31b65062-6395-46ea-97f4-9cf212b67b92"
"docusign=3b600cf0-7dbb-4641-bcc1-8e0b170e8881"
"atlassian-domain-verification=aXT6WAegKE1O89WZk8p15NS6ikv2dJzIRE1j8y1jePrHBp08X/0xwLKeE8Z3FNQN"
"v=spf1 include:_spf.google.com include:amazonses.com ~all"
NS
dns3.p04.nsone.net.
dns4.p04.nsone.net.
dns2.p04.nsone.net.
dns1.p04.nsone.net.
SOA
dns1.p01.nsone.net. hostmaster.nsone.net. 1686850997 21600 3600 604800 86400
CAA
0 issue "digicert.com"
0 issue "letsencrypt.org"
0 iodef "mailto:caa@first.org"
DS
48553 13 2 1327115B6EBEE9BE727E3190BE88C82D3628AA41F873904AEAACF494 D8217D72
DNSKEY
256 3 13 3u9onSaqbxIlglXMHjh5Plcah8n2pXj0QuBVY/6YTdC6L/eUEYPDh57n OVJ8dd3fkPMrjt2Oij6J9EeLqyeuBw==
257 3 13 t+4DPP+MFZ0Cr7gAXiDYv6HTyXzq/O2ESVRLc/ysuh5xBXKIsjsj5baV 1HzhBNo2F7mbsevsEo0/6UEL8+JBmA==
RRSIG
NS 13 2 3600 20260811140757 20260810120757 12196 first.org. /qYh6ogR5RbcCOMhv18UtXMQJHb7usvKJ7/QTPfddDKIoZdVySyoE+L9 i3yp+n/GX8KIooAEqtBKgmR+1By4dw==
AAAA 13 2 3600 20260811140749 20260810120749 12196 first.org. yeahIEucBnWBS0no63gLxmzg+eT6qamoHYwPJdFDuvnUMv+1PTlybS8n RfwQOMvLL3iTXWPaEBbiNUdwZy+zVQ==
DNSKEY 13 2 60 20260817003845 20260809233845 48553 first.org. +aoByXBm9L5pXlG8613rOY+MtNXUc4u5sPEmRLgrlf6h1EfXtG+0mk8P 6HO5BltWgtQoYmp0xIuSk81Gp466YA==
SOA 13 2 60 20260811140748 20260810120748 12196 first.org. lG5AB/jxJQRYu33bQReIVOJSqlWTBZ59eKafZTxMfwDY2l2iJXpgAjpC rdCuhCO/o7OAOxUn9U++ooJih8H06w==
TXT 13 2 3600 20260811140748 20260810120748 12196 first.org. MU29sKLC7gGjIqnLR49fyUAeYEnDFdqJ0/d3gWkYyG6FcHfDfAUoindA IZOAgZO43s2JjW6DkXfkCukipprv8g==
A 13 2 3600 20260811140747 20260810120747 12196 first.org. w9ZpRCmEReijLswwcqRNdRPBkeG07sCU65FdrNWHJkDLJWYTo2FsDAbp kTZqOK/u9oTgccAcpebt2RXGltIKOQ==
DS 8 2 3600 20260830152406 20260809142406 44925 org. qguweBTSz4eh5YczYgfrG328mLhBzbU44RMuwk9DA9JXWcs+pu2a3r6W jhoAQgGrL1PAqjicU3rp5LOs6jWyl8+WkXih+yC9rpTnGqhY6nueX8t6 Ch8Z3XJCTh/F7NdsWii6gbSEpHxrifrAU9chNVxa9epK2KG3a+f+qPeP Nvc=
CAA 13 2 3600 20260811140757 20260810120757 12196 first.org. B3C9xfXHCENEm67IFpG/Ta28vt1X67T/HGudEcuAKQf3ckRe366LO6ak JnehnQdt70e43pafKE1nuXuoUyW7Nw==
NSEC
\000.first.org. A NS SOA MX TXT AAAA RRSIG NSEC DNSKEY CAA
NSEC3
SRV
NAPTR
TLSA
SSHFP