semco-offshore.dk is a .dk domain served by 2 nameservers (ns07.sac-it.dk, ns08.sac-it.dk). It was registered on 17 July 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns07.sac-it.dk | 85.235.243.63 | ns07.sac-it.dk | AS3308 Norlys Telco A/S |
| ns08.sac-it.dk | 128.76.60.63 | ns08.sac-it.dk | AS3292 TDC Holding A/S |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves semco-offshore.dk: no address www.semco-offshore.dk: no address |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026070901 |
| Primary NS (MNAME) | ns07.sac-it.dk |
| Responsible (RNAME) | hostmaster@semco-offshore.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | SAC-IT A/S |
| Registered | 2025-07-17 |
| Expires | 2027-07-16 (266d) |
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 |
|---|---|---|---|
| 2026-10-22 06:36:38 | 825ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-15 16:18:47 | 357ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-08 09:47:52 | 1949ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-01 06:29:13 | 497ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-30 06:16:57 | 373ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-25 11:01:53 | 400ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-24 17:50:41 | 447ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-20 04:15:46 | 439ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-19 22:01:10 | 572ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-12 20:26:58 | 545ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-03 08:05:02 | 9510ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-27 20:22:27 | 400ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-20 05:43:00 | 507ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-14 02:53:57 | 1649ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-08 09:15:22 | 678ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-31 19:06:29 | 542ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-23 11:39:42 | 8472ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-17 22:40:23 | 524ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-09 22:59:34 shown | 469ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-03 13:31:31 | 3696ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-29 11:01:18 | 442ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-20 23:36:10 | 770ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-17 11:53:37 | 386ms | 2 NS 0 A 0 MX | 🔓 Insecure |