iat.dk

📜 Historical scan 2026-10-01 05:35:52 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

iat.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 May 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.141 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by iat-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 35ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.141	600s	web133.123hotel.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	iat-dk.mail.protection.outlook.com	2a01:111:f403:ca09::22 2a01:111:f403:ca09::28 2a01:111:f403:ca21::8 2a01:111:f403:ca48::c 52.101.209.153 52.101.73.126 52.101.73.153 52.101.91.156	mail-am7pr02cu00302.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-maspr04cu00104.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

8 records 146ms

TXT Record
_globalsign-domain-verification=14y_ztst4Ldwikkml2LcP1IoZQzAfkU1MChTIbh9eE
_globalsign-domain-verification=8PnmWy92wycSKaKK5hfcjCM9pRfrwtGQVqgWkJ524v
adobe-idp-site-verification=d09d004ac2479d7b58ae9bd41d6fc3eb81756b24c017eda1e0b5602021b270f2
aoH7nH8BA_nBQPdjSokI
google-site-verification=99-dcg4Klqc93ElJRR6O65JXFIrXeQn9CcmoGO10raU
MS=0680B1960A238D57452F2CA107A25D052F36859E
MS=ms84652963
v=spf1 include:_spf.iat.dk -all

✉️ SPF#

Policy	Record (iat.dk)
-all (hard fail)	v=spf1 include:_spf.iat.dk -all

📨 DMARC#

Policy	Record (_dmarc.iat.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; sp=quarantine

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

7 records 29ms

Flags	Tag	Value
0	iodef	mailto:hostmaster@iat.dk
0	issue	alphassl.com
0	issue	digicert.com
0	issue	globalsign.com
0	issue	letsencrypt.org
128	issuewild	alphassl.com
0	issuewild	globalsign.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 15:00:11

www	185.21.40.141 (AS48854) (address records, no CNAME)
www vs bare domain	Same network iat.dk: 185.21.40.141 (AS48854) www.iat.dk: 185.21.40.141 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-iat-dk._domainkey.iatdk.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

59ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

44ms

Field	Value
Serial	2026092202
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-12 18:48:08

Field	Value
Registrar	ONE.COM A/S
Registered	1998-05-11
Expires	2027-06-30 (253d)

🔗 Same registrant#

4 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
iat-fragt.dk	Punktum dk A/S (direct)
iat-kemi.dk	Punktum dk A/S (direct)
iat-tanktransport.dk	Punktum dk A/S (direct)
iat-transport.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

44ms

39ms

AAAA

36ms

TXT

146ms

CAA

29ms

HTTPS

40ms

TLSA

233ms

SOA

44ms

MTA-STS

54ms

DNSSEC

59ms

SRV

45ms

Total

651ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 15:00:11	1108ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 05:35:52 shown	651ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 00:26:59	1656ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-15 23:22:38	1766ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 21:34:40	1353ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-18 15:10:26	1233ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-12 10:47:34	1389ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 16:39:08	1267ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 14:16:19	1021ms	2 NS 1 A 1 MX	🔒 Secure