it-centralen.dk

📜 Historical scan 2026-06-17 14:04:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

it-centralen.dk is a .dk domain served by 2 nameservers (dakota.ns.cloudflare.com, elma.ns.cloudflare.com). It was registered on 6 June 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.92.202 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 44ms

Nameserver	IP addresses	PTR	ASN / ISP
dakota.ns.cloudflare.com	108.162.195.79 162.159.44.79 172.64.35.79 2606:4700:58::a29f:2c4f 2803:f800:50::6ca2:c34f 2a06:98c1:50::ac40:234f	dakota.ns.cloudflare.com dakota.ns.cloudflare.com dakota.ns.cloudflare.com dakota.ns.cloudflare.com dakota.ns.cloudflare.com dakota.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
elma.ns.cloudflare.com	108.162.192.154 172.64.32.154 173.245.58.154 2606:4700:50::adf5:3a9a 2803:f800:50::6ca2:c09a 2a06:98c1:50::ac40:209a	elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 63ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.92.202	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.197.178	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

4 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	—	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	—	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	—	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

2 records 56ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:5cca	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:c5b2	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 41ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.92.202,172.67.197.178 ech=AEX+DQBBNAAgACDAjIMLMdyoyKrz46qSONFPzN+RU0NXjPG5OscOQ8iLfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5cca,2606:4700:3034::ac43:c5b2

📝 TXT Records#

1 records 243ms

TXT Record
v=spf1 ip4:31.222.167.33 -all

✉️ SPF#

Policy	Record (it-centralen.dk)
-all (hard fail)	v=spf1 ip4:31.222.167.33 -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 21:55:21

www	104.21.92.202 172.67.197.178 2606:4700:3030::6815:5cca 2606:4700:3030::ac43:c5b2 (AS13335) (address records, no CNAME)
www vs bare domain	Same network it-centralen.dk: 104.21.92.202 172.67.197.178 2606:4700:3030::6815:5cca 2606:4700:3030::ac43:c5b2 (AS13335) www.it-centralen.dk: 104.21.92.202 172.67.197.178 2606:4700:3030::6815:5cca 2606:4700:3030::ac43:c5b2 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

4 records 185ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…

🔐 DNSSEC#

150ms

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

🏷️ SOA#

38ms

Field	Value
Serial	2406587179
Primary NS (MNAME)	dakota.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 02:28:54

Field	Value
Registrar	Domænehajen ApS
Registered	2003-06-06
Expires	2027-06-30 (252d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

63ms

52ms

AAAA

56ms

TXT

243ms

CAA

67ms

HTTPS

41ms

TLSA

185ms

SOA

38ms

MTA-STS

47ms

DNSSEC

150ms

SRV

0ms

Total

2852ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 21:55:21	1074ms	2 NS 2 A 4 MX	🔒 Secure
2026-09-30 16:22:52	1260ms	2 NS 2 A 4 MX	🔒 Secure
2026-09-25 23:59:41	1506ms	2 NS 2 A 4 MX	🔒 Secure
2026-09-24 23:48:54	856ms	2 NS 2 A 4 MX	🔒 Secure
2026-09-21 11:10:22	935ms	2 NS 2 A 4 MX	🔒 Secure
2026-09-17 23:01:23	2267ms	2 NS 2 A 4 MX	🔒 Secure
2026-08-26 22:33:30	1165ms	2 NS 2 A 4 MX	🔒 Secure
2026-08-22 04:38:28	10402ms	2 NS 2 A 4 MX	🔒 Secure
2026-08-15 16:15:54	1420ms	2 NS 2 A 4 MX	🔒 Secure
2026-07-29 03:12:59	1364ms	2 NS 2 A 4 MX	🔒 Secure
2026-07-19 05:03:53	3517ms	2 NS 2 A 4 MX	🔒 Secure
2026-07-18 04:34:59	4587ms	2 NS 2 A 4 MX	🔒 Secure
2026-07-04 20:03:02	3883ms	2 NS 2 A 4 MX	🔒 Secure
2026-06-20 02:08:11	616ms	2 NS 2 A 4 MX	🔒 Secure
2026-06-17 14:04:40 shown	2852ms	2 NS 2 A 4 MX	🔒 Secure