cph-advantage.dk is a .dk domain served by 4 nameservers (ns1-05.azure-dns.com, ns2-05.azure-dns.net, ns3-05.azure-dns.org and 1 more). It was registered on 6 July 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.110.198.182 is hosted by Copenhagen Airports A/S (AS203825) in Denmark. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (cph-advantage.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.cph-advantage.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc-rua@cph.dk,mailto:m81dcjad@ag.eu.dmarcian.com; ruf=mailto:dmarc-ruf@cph.dk; fo=1; |
| www | Exists, no address |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns1-05.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2011-07-06 |
| Expires | 2030-07-31 (1381d) |
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 |
|---|---|---|---|
| 2026-09-30 16:38:19 shown | 580ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-29 21:11:45 | 536ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-26 16:46:43 | 740ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-26 20:11:51 | 1110ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 22:51:44 | 462ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 22:40:05 | 663ms | 4 NS 1 A 0 MX | 🔓 Insecure |