it-c.dk

📜 Historical scan 2026-06-28 04:09:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

it-c.dk is a .dk domain served by 3 nameservers (ns.itu.dk, ns2.itu.dk, ns3.itu.dk). It was registered on 26 November 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.226.142.7 is hosted by IDDQD-AS (AS1835) in Denmark. Mail is handled by itu-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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#

3 records 34ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.itu.dk	130.226.142.2	maestro.itu.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education
ns2.itu.dk	130.226.142.3	mx2.itu.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education
ns3.itu.dk	—	—	—

🌍 A Records#

1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.226.142.7	86400s	asterixssl.itu.dk	AS1835	IDDQD-AS	130.226.0.0/16	🇩🇰 Denmark	—

📧 MX Records#

1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	86400s	itu-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::3 2a01:111:f403:ca09::5 2a01:111:f403:ca09::8 52.101.68.39 52.101.73.153 52.101.73.16 52.101.73.2	mail-du2pr03cu00102.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr07cu00302.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#

7 records 169ms

TXT Record
adobe-idp-site-verification=d06e7ecd2c825c6f1713b920a9533938044421bcc4040317353507834b5930d4
apple-domain-verification=jmG2dGFsEJrFBV6E
apple-domain-verification=WDBQG0Hz5HDROLOa
google-site-verification=lVzlOYc6CnAi4Dft0UuT1M42AyPMoza2WGJHPG8BbtI
tw2qYTjTlN4Apj0QSTVTSXQqXk4dL1OxAtbeVxkUAFyw1HogaUnIVzJgLXqxkRdugOOXFYj7xLQxAGEXVhK1Kw==
v=spf1 include:spf.protection.outlook.com ip4:193.162.253.130 ip4:130.226.143.24 ip4:20.71.116.37 ip4:130.226.132.32 a:mx2.itu.dk include:mailmailmail.net ip4:46.36.206.110 ~all
ZOOM_verify_guc0vJQqTgyDgzqWhbKfJw

✉️ SPF#

Policy	Record (it-c.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com ip4:193.162.253.130 ip4:130.226.143.24 ip4:20.71.116.37 ip4:130.226.132.32 a:mx2.itu.dk include:mailmailmail.net ip4:46.36.206.110 ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 11:56:31

www	NXDOMAIN
www vs bare domain	www does not resolve it-c.dk: 130.226.142.7 (AS1835) www.it-c.dk: no address (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

62ms

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

🏷️ SOA#

48ms

Field	Value
Serial	2025052601
Primary NS (MNAME)	ns.itu.dk
Responsible (RNAME)	hostmaster@itu.dk
Refresh	3600s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	21600s

📋 Registration#

WHOIS fetched 2026-10-11 23:22:28

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-11-26
Expires	2026-11-30 (43d)

🔗 Same registrant#

10 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
globalituniversity.dk	Punktum dk A/S (direct)
it-h.dk	Punktum dk A/S (direct)
it-hoejskole.dk	Punktum dk A/S (direct)
it-hoejskolen.dk	Punktum dk A/S (direct)
it-university.dk	Punktum dk A/S (direct)
itu-devel.dk	Punktum dk A/S (direct)
itu.dk	Punktum dk A/S (direct)
ituinfo.dk	ONE.COM A/S
linuxlab.dk	Punktum dk A/S (direct)
sikkercyber.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

45ms

49ms

AAAA

33ms

TXT

169ms

CAA

51ms

HTTPS

33ms

TLSA

212ms

SOA

48ms

MTA-STS

47ms

DNSSEC

62ms

SRV

42ms

Total

921ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 05:29:02	11002ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-12 23:47:35	1184ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-31 13:24:00	1565ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-28 04:09:10 shown	921ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-24 15:47:38	11830ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-22 07:22:44	1185ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 13:33:14	11163ms	3 NS 1 A 1 MX	🔓 Insecure