DNS Report: citigroup.com

Generated: 2026-08-09T11:01:16-05:00

68/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/202 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 records20/202 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5560 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: a104-96-178-165.deploy.static.akamaitechnologies.com
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
ERRORHTTP response0/40HTTP/1.1 403 Forbidden
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
104.96.178.165
104.94.222.171
AAAA
CNAME
MX
5 mx-a.mail.citi.com.
5 mx-b.mail.citi.com.
TXT
"paloaltonetworks-site-verification=3882d978b07397802d48b9068f445c4de7b6e8fc234da8251d8d77cc0e055342"
"facebook-domain-verification=2amqbctg7cv6hq0dxq4tf107b3y0zn"
"MS=ms92288257"
"postman-domain-verification=b0973f7c46e67edf55bb3d7f0de30d91ae3c1329d2512ad912375d873557ec111f5e579af0d3e0903d8ff7cf1ebfb3c9e219bbdbf12203912f850ab59087acee"
"MS=617A9E7598377F278D9D3B8CEBB893E897E4391D"
"globalsign-domain-verification=5333822B44304398DE567C2747872C29"
"google-site-verification=jyExexYbISl-RPnkFRcw-mDH_aR3jJH71dDGXCNvAUQ"
"google-site-verification=aFfLeCV8R5dO_bwkfnkyLB-RaRNaZ_vYRC_yM_z6rSM"
"google-site-verification=W1oZvZ4pAy7ASU5vtQdbeLvsM-BLaTkQqUKHkEfkKW8"
"v=spf1 a:1._spf.citigroup.com a:2._spf.citigroup.com include:spf-00123c01.pphosted.com redirect=ext1._spf.citigroup.com"
"google-site-verification=B2RTefeDQDD6q_djOf22I7ncFCBM1hs0OuR29V5rbbo"
"google-site-verification=Lu5ecxuGzVLD5xOgdMcF244KOFnquxxCegkBp8DUuBY"
"google-site-verification=fFBk708T6VrNiFf8tgKZCw8vlZRvagtVZl-EnvQcOzY"
"cisco-ci-domain-verification=4ff6832706517f60b04d042675c64a5525964fb03e1eb52365349b8b765063df"
"webexdomainverification.9L49J=8ea68d0a-1e43-4ae8-9f61-f0dc3a1ba394"
"google-site-verification=a5KdIF5qvy8oEnllolMuPZkvHZiN39w_Sc_wqWtJZDI"
NS
ns1.nsroot1.com.
ns2.nsroot2.com.
SOA
ns1.nsroot1.com. hostmaster.citi.com. 2021104026 3600 300 2419200 3600
CAA
128 issuewild ";"
128 issue "digicert.com"
128 iodef "mailto:CAADNS@citi.com"
128 issue "globalsign.com"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP