citigroup.dk

📜 Historical scan 2026-09-30 21:59:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

citigroup.dk is a .dk domain served by 2 nameservers (ns1.nsroot1.com, ns2.nsroot2.com). It was registered on 13 April 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 165.160.13.20 is hosted by Corporation Service Company (AS19574) in United States. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nsroot1.com	156.154.64.172	pdns172.ultradns.com	AS12008 Vercara, LLC
ns2.nsroot2.com	193.108.91.190	a1-190.akam.net	AS21342 Akamai International B.V.

🌍 A Records#

2 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
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#

Service	CNAME / IP
🔷 Autodiscover	165.160.13.20
🔶 Autoconfig	165.160.15.20

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 217ms

TXT Record
v=spf1 include:spf-00123c01.pphosted.com -all

✉️ SPF#

Policy	Record (citigroup.dk)
-all (hard fail)	v=spf1 include:spf-00123c01.pphosted.com -all

📨 DMARC#

Policy	Record (_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 Records#

3 records 77ms

Flags	Tag	Value
128	iodef	mailto:CAADNS@citi.com
128	issue	digicert.com
128	issuewild	;

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 19:59:46

www	165.160.13.20 165.160.15.20 (AS19574) (address records, no CNAME)
www vs bare domain	Same network citigroup.dk: 165.160.13.20 165.160.15.20 (AS19574) www.citigroup.dk: 165.160.13.20 165.160.15.20 (AS19574)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

75ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

75ms

Field	Value
Serial	2021100412
Primary NS (MNAME)	ns1.nsroot1.com
Responsible (RNAME)	hostmaster@citi.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-07-06 21:33:57

Field	Value
Registrar	MarkMonitor Inc.
Registered	1998-04-13
Expires	2027-06-30 (255d)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

37ms

58ms

AAAA

34ms

TXT

217ms

CAA

77ms

HTTPS

73ms

TLSA

53ms

SOA

75ms

MTA-STS

94ms

DNSSEC

75ms

SRV

185ms

Total

833ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 19:59:46	987ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-03 23:40:46	712ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 21:59:46 shown	833ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-17 23:39:42	9530ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-15 20:33:26	758ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-14 18:47:15	872ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-12 20:50:34	9935ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-06 21:33:41	8964ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-04 23:22:35	1292ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-02 13:06:39	9738ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 03:14:59	786ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 10:37:23	1607ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-19 02:09:34	980ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 20:55:32	444ms	2 NS 2 A 0 MX	🔓 Insecure