østerbrotandklinik.dk is a .dk domain served by 2 nameservers (ns1.123hotel.dk, ns2.123hotel.dk). It was registered on 1 February 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.160.71.94 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mail.xn--sterbrotandklinik-z0b.dk, backup-mx.zitcom.dk. The zone is DNSSEC-signed and validates, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 80.160.71.94 | 3600s | — | AS3292 | TDC Holding A/S | 80.160.0.0/13 | 🇩🇰 Denmark | Frederiksberg |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 80.160.71.94 |
| 🔶 Autoconfig | 80.160.71.94 |
| www | 80.160.71.94 (AS3292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2021111701 |
| Primary NS (MNAME) | ns1.123hotel.dk |
| Responsible (RNAME) | hostmaster@123hotel.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2004-02-01 |
| Expires | 2027-02-28 (124d) |
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 |
|---|---|---|---|
| 2026-09-19 10:00:44 shown | 531ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 19:18:42 | 691ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-25 18:24:42 | 752ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-23 04:29:38 | 767ms | 2 NS 1 A 2 MX | ⚠️ Bogus |
| 2026-06-21 17:38:12 | 2615ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 20:52:56 | 238ms | 0 NS 0 A 0 MX | 🔒 Secure |