holddigvarm.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 8 October 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.156.13 is hosted by team.blue Denmark A/S (AS48854) in Denmark. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 93.191.156.13 | 3600s | nt30.unoeuro.com | AS48854 | team.blue Denmark A/S | 93.191.152.0/21 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 93.191.156.13 |
| 🔶 Autoconfig | 93.191.156.13 |
| www | 93.191.156.13 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026012400 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2011-10-08 |
| Expires | 2027-10-31 (369d) |
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 |
|---|---|---|---|
| 2026-10-23 19:48:16 | 432ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-20 23:26:15 | 356ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-30 22:05:18 | 1415ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-29 21:48:54 | 328ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-27 21:29:29 | 534ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-27 17:44:44 | 536ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-24 17:06:31 shown | 2025ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-22 23:44:08 | 1038ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 07:20:48 | 491ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-17 13:13:53 | 280ms | 0 NS 0 A 0 MX | ❓ Unknown |