Last Updated: April 20, 2024
citigroup.com has 2 NS records, 2 A records, 0 AAAA records, 2 MX records, and 8 TXT records. Name servers for citigroup.com are ns1.nsroot1.com, ns2.nsroot2.com. A records for citigroup.com are 104.94.222.171, 104.96.178.165. MX records that process @citigroup.com email are mx-a.mail.citi.com, mx-b.mail.citi.com. We have observed citigroup.com to have 304 subdomains. Technology that may be in use at citigroup.com includes cisco, google, paloaltonetworks, facebook. citigroup.com domain rank of 16,493 makes it valuable phishing target. Typosquat domains for citigroup.com may look like citgiroup.com, cetigroup.com, citigro.up.com, citi-group.com, citfigroup.com. As of April 20, 2024, citigroup.com does not have any threat intelligence reports of concern.
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104.94.222.171
104.96.178.165
No DNS AAAA records
mx-a.mail.citi.com
mx-b.mail.citi.com
ns1.nsroot1.com
ns2.nsroot2.com
citigroup.com. 3600 IN TXT "webexdomainverification.9L49J=8ea68d0a-1e43-4ae8-9f61-f0dc3a1ba394"
citigroup.com. 3600 IN TXT "MS=ms92288257"
citigroup.com. 3600 IN TXT "cisco-ci-domain-verification=4ff6832706517f60b04d042675c64a5525964fb03e1eb52365349b8b765063df"
citigroup.com. 3600 IN TXT "google-site-verification=aFfLeCV8R5dO_bwkfnkyLB-RaRNaZ_vYRC_yM_z6rSM"
citigroup.com. 3600 IN TXT "paloaltonetworks-site-verification=3882d978b07397802d48b9068f445c4de7b6e8fc234da8251d8d77cc0e055342"
citigroup.com. 3600 IN TXT "v=spf1 a:1._spf.citigroup.com a:2._spf.citigroup.com include:spf-00123c01.pphosted.com redirect=ext1._spf.citigroup.com"
citigroup.com. 3600 IN TXT "facebook-domain-verification=2amqbctg7cv6hq0dxq4tf107b3y0zn"
citigroup.com. 3600 IN TXT "MS=617A9E7598377F278D9D3B8CEBB893E897E4391D"
citigroup.com has 304 subdomains in our inventory.
AkamaiGHost
192.193.102.175
United States
{"message_type": "certificate_update", "data": {"leaf_cert": {"not_after": 1726963199, "signature_algorithm": "sha256, rsa", "extensions": {"subjectKeyIdentifier": "52:7C:3E:1C:86:C1:EE:C5:6E:F2:0D:70:19:0F:C0:D0:C4:E9:2A:2E", "authorityKeyIdentifier": "keyid:6A:4E:50:BF:98:68:9D:5B:7B:20:75:D4:59:01:79:48:66:92:32:06\n", "extendedKeyUsage": "TLS Web server authentication, TLS Web client authentication", "subjectAltName": "DNS:www.citigroup.com, DNS:icg.citi.com, DNS:homeownersupport.com, DNS:citi.com, DNS:www1.citibank.com, DNS:www2.citibank.com, DNS:citibank.com, DNS:citigroup.com, DNS:www.citi.com, DNS:www.citibank.com", "crlDistributionPoints": " URI:http://crl3.digicert.com/DigiCertEVRSACAG2.crl\nFull Name:\nFull Name:\n URI:http://crl4.digicert.com/DigiCertEVRSACAG2.crl", "keyUsage": "Digital Signature, Key Encipherment", "certificatePolicies": "Policy: 2.23.140.1.1\n CPS: http://www.digicert.com/CPS", "ctlPoisonByte": true, "authorityInfoAccess": "CA Issuers - URI:http://cacerts.digicert.com/DigiCertEVRSACAG2.crt\nOCSP - URI:http://ocsp.digicert.com\n", "basicConstraints": "CA:FALSE"}, "fingerprint": "18:8F:5D:8A:78:79:3E:1A:AF:93:59:E2:AF:E4:FF:4E:D4:79:DA:AA", "all_domains": ["citi.com", "citibank.com", "citigroup.com", "homeownersupport.com", "icg.citi.com", "www.citi.com", "www.citibank.com", "www.citigroup.com", "www1.citibank.com", "www2.citibank.com"], "serial_number": "3698D2826B3B733C9BF0463143C0172", "subject": {"C": "US", "CN": "www.citibank.com", "L": "New York", "O": "Citigroup Inc.", "ST": "New York", "emailAddress": null, "OU": null, "aggregated": "/C=US/CN=www.citibank.com/L=New York/O=Citigroup Inc./ST=New York"}, "not_before": 1692662400, "issuer": {"C": "US", "CN": "DigiCert EV RSA CA G2", "L": null, "O": "DigiCert Inc", "ST": null, "emailAddress": null, "OU": null, "aggregated": "/C=US/CN=DigiCert EV RSA CA G2/O=DigiCert Inc"}}, "cert_link": "https://ct.googleapis.com/logs/eu1/xenon2024/ct/v1/get-entries?start=172180915&end=172180915", "source": {"url": "https://ct.googleapis.com/logs/eu1/xenon2024/", "name": "Google 'Xenon2024' log"}, "update_type": "PrecertLogEntry", "seen": 1692681644.445537, "cert_index": 172180915}}