citigroup.dk
Last scanned: 2026-07-17 23:39:42  ·  9530ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   32ms
NameserverIP addressesPTRASN / ISP
ns1.nsroot1.com 156.154.64.172 pdns172.ultradns.com AS12008 Vercara, LLC
ns2.nsroot2.com 193.108.91.190 ns1-190.akam.net AS21342 Akamai International B.V.
🌍 A Records2 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
165.160.13.20 3600s — AS19574 Corporation Service Company 165.160.12.0/22 🇺🇸 United States —
165.160.15.20 3600s — AS19574 Corporation Service Company 165.160.12.0/22 🇺🇸 United States —
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover165.160.13.20
🔶 Autoconfig165.160.15.20
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   211ms
TXT Record
v=spf1 include:spf-00123c01.pphosted.com -all
✉️ SPF
PolicyRecord (citigroup.dk)
-all (hard fail) v=spf1 include:spf-00123c01.pphosted.com -all
📨 DMARC
PolicyRecord (_dmarc.citigroup.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc.reports.rua@citi.com
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records3 records   38ms
FlagsTagValue
128 iodef mailto:CAADNS@citi.com
128 issue digicert.com
128 issuewild ;
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC9066ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2021100412
Primary NS (MNAME)ns1.nsroot1.com
Responsible (RNAME)hostmaster@citi.com
Refresh3600s
Retry300s
Expire2419200s
Minimum (neg-cache TTL)3600s
📋 RegistrationWHOIS fetched 2026-07-06 21:33:57
FieldValue
RegistrarMarkMonitor Inc.
Registered1998-04-13
Expires2027-06-30 (301d)
📋 WHOIS
⏱️ Lookup Timing
NS
32ms
A
39ms
MX
37ms
AAAA
38ms
TXT
211ms
CAA
38ms
HTTPS
38ms
TLSA
141ms
SOA
0ms
MTA-STS
47ms
DNSSEC
9066ms
SRV
67ms
Total
9530ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-17 23:39:42 9530ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-15 20:33:26 758ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-14 18:47:15 872ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-12 20:50:34 9935ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-06 21:33:41 8964ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-04 23:22:35 1292ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-02 13:06:39 9738ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-22 03:14:59 786ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-20 10:37:23 1607ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-19 02:09:34 980ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-16 20:55:32 444ms 2 NS 2 A 0 MX 🔓 Insecure View
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