DNS Report: tumblr.com

Generated: 2026-08-08T17:04:26-05:00

82/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/204 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
OKCAA policy5/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/205 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
OKDKIM20/20A DKIM selector was verified.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5559 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers16/354 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: assets.tumblr.com
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA 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
192.0.77.40
AAAA
CNAME
MX
10 aspmx2.googlemail.com.
1 aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
10 aspmx3.googlemail.com.
TXT
"yahoo-verification-key=+HOWRlDLIp3tUwSLvdfWrcKzs6tWS/LkZFYp8XGzC6k="
"google-site-verification=p3225uNj2Zmz4RRSuvITsVPAlTsPcdN0JAm8QJ5sii4"
"atlassian-domain-verification=HLvi8VknRfLwuOZ7TmiaKM8GgOgai45SxxeWZddVaOBMgWielcwit/LmLXXPJm6G"
"google-site-verification=49CbL4sd1lOCXXoGx4wSFD87B5_Py3QGacMNlrWK4Tw"
"docusign=89f952a7-e765-4f50-a3d7-9de3cd65cac4"
"google-site-verification=CnMcqJES0ObJWvPivA5DBJFXKOryg0I9rA5JPro-Sdc"
"mailru-verification: c8b795f0ae1cbc3f"
"wtcg10h9bh0nrxglf6zc3p8mxy5t3mw9"
"dropbox-domain-verification=gsvpgz511vsp"
"google-site-verification=juLeQVndZxEsqhKFQS09fSxOZ3d2Jx2BWZqaLXakugw"
"896862773-6204718"
"google-site-verification=evUIJKvsT_rKVFCun0dPbCRHgQqDz1L3f36AjHyVuL4"
"f050f00fa3c941ea9ee3f76fc6562a11"
"figma-domain-verification=a2e41510ac6b0c5745595c76770385bfd602709c6d04e80ef830c9c482fc9e20-1768211767"
"v=spf1 include:_spf.google.com include:_spf.automattic.com include:sendgrid.net include:mail.zendesk.com include:21055259.spf05.hubspotemail.net -all"
NS
ns3.tumblr.com.
ns4.tumblr.com.
ns2.tumblr.com.
ns1.tumblr.com.
SOA
ns1.tumblr.com. hostmaster.tumblr.com. 2026061601 10800 3600 604800 3600
CAA
0 issue "pki.goog"
0 issue "comodoca.com"
0 issue "digicert.com"
0 issue "letsencrypt.org"
0 iodef "mailto:content-delivery+caa@tumblr.com"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP