it-supportcentret.dk is a .dk domain served by 2 nameservers (ns3.supportcenter.dk, ns4.supportcenter.dk). It was registered on 6 March 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 2.106.7.121 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 2 more. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns3.supportcenter.dk | 87.54.32.150 | — | AS3292 TDC Holding A/S |
| ns4.supportcenter.dk | 2.106.7.200 | ns4.supportcenter.dk | AS3292 TDC Holding A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2.106.7.121 | 300s | — | AS3292 | TDC Holding A/S | 2.104.0.0/14 | 🇩🇰 Denmark | Aalborg |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| 7vTUFvy143Vq1CLuPFPuzqfomu/EK+Tko0ty0rhNwJmBfE8X8IoToedwilPSFXdSyOmsnIPsF0RbrluAd4Q5Sg== |
| DjJjfoVseEhEWMloQQ1g8JVR62sOURoWivFSdfRrZOYsVpm8W901ZDkwocFV4deWKTEOpTDYXnjemCcRc4G7oA== |
| HARICA-fH0DhvFAYKvTs0swlPn |
| HARICA-WfHpAXoF6gkc6IY3FnV |
| have-i-been-pwned-verification=dweb_r8tkcn3xlobqy6h0zqqih8rj |
| MS=ms44129319 |
| MS=ms71970787 |
| v=spf1 ip4:87.54.32.251 include:spf.protection.outlook.com include:spf.mailanyone.net -all |
| Policy | Record (it-supportcentret.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:87.54.32.251 include:spf.protection.outlook.com include:spf.mailanyone.net -all |
| Policy | Record (_dmarc.it-supportcentret.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:6073f6b2c01db@ag.dmarcly.com; ruf=mailto:6073f6b2c01db@fo.dmarcly.com; sp=reject; fo=1; |
| www | 2.106.7.121 (AS3292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 1299 |
| Primary NS (MNAME) | ns3.supportcenter.dk |
| Responsible (RNAME) | hostmaster@supportcenter.dk |
| Refresh | 900s |
| Retry | 600s |
| Expire | 86400s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2012-03-06 |
| Expires | 2027-03-31 (163d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 04:27:37 | 3461ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-16 03:02:54 | 4410ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-15 02:37:41 | 1322ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-14 02:03:16 | 1661ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-12 21:57:37 | 2832ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-11 19:55:17 | 2093ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-10 18:07:15 | 2627ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-08 10:55:12 | 931ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-07 10:41:06 | 2622ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-04 03:59:51 shown | 872ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-03 03:59:05 | 826ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-02 03:55:51 | 939ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 03:46:55 | 3277ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-29 03:43:01 | 1263ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-28 03:13:58 | 2058ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-27 03:04:01 | 1409ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-26 02:56:44 | 1505ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-25 02:40:55 | 791ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-24 02:31:48 | 2990ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-20 17:09:36 | 3711ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-13 15:18:41 | 3336ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-06 13:57:09 | 1497ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-31 18:06:45 | 1531ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-28 15:52:13 | 3418ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 15:21:36 | 935ms | 2 NS 1 A 4 MX | 🔒 Secure |