hotel-admin.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 February 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.60.89.57 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mail.hotel-admin.dk. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.60.89.57 | 43200s | 87-60-89-57-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 87.60.0.0/16 | 🇩🇰 Denmark | Vedbæk |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.hotel-admin.dk | 87.60.89.57 | 87-60-89-57-static.dk.customer.tdc.net | AS3292 TDC Holding A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | hotel-admin.dk → 87.60.89.57 |
| 🔶 Autoconfig | hotel-admin.dk → 87.60.89.57 |
| TXT Record |
|---|
| v=spf1 +a +mx +a:WIN-GM8N8KNBOOR.local -all |
| Policy | Record (hotel-admin.dk) |
|---|---|
| -all (hard fail) | v=spf1 +a +mx +a:WIN-GM8N8KNBOOR.local -all |
| Policy | Record (_dmarc.hotel-admin.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www CNAME | hotel-admin.dk (all on hotel-admin.dk) → 87.60.89.57 (AS3292) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 3/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.hotel-admin.dk | hotel-admin.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092001 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2015-02-09 |
| Expires | 2027-02-28 (131d) |
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 |
|---|---|---|---|
| 2026-10-08 00:44:24 | 422ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 10:41:06 shown | 832ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 13:42:43 | 546ms | 2 NS 1 A 1 MX | 🔒 Secure |