sanderum-blik.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 11 September 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. We saw it become registrar-handled on 20 October 2026, when it moved from direct registration at Punktum to Simply.com A/S. Its website address 94.231.103.100 is hosted by team.blue Denmark A/S (AS48854) in Denmark. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 94.231.103.100 | 600s | dnsforward.simply.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| 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 | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026100801 |
| 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 | Simply.com A/S |
| Registered | 2008-09-11 |
| Expires | 2027-09-30 (341d) |
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).
| Domain | Registrar |
|---|---|
| sanderum-kloak.dk | Punktum dk A/S (direct) |
| sanderum-murer.dk | Simply.com A/S |
| sanderum-vvs.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 07:52:52 shown | 622ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-20 21:50:30 | 824ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-08 20:21:25 | 1726ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 17:13:31 | 2316ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 16:55:16 | 392ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-12 18:58:26 | 619ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-05 18:30:18 | 2346ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 09:34:38 | 532ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-09 20:52:54 | 602ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-11 23:25:07 | 762ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 02:27:48 | 1650ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 20:55:56 | 994ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 20:50:34 | 554ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 19:30:12 | 595ms | 2 NS 1 A 0 MX | 🔒 Secure |