petterson.dk is a .dk domain served by 2 nameservers (ns00.sagitta.dk, ns01.sagitta.dk). It was registered on 1 December 1999 (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 |
|---|---|---|---|
| ns00.sagitta.dk | 212.99.253.34 | ns00.sagitta.dk | — |
| ns01.sagitta.dk | 212.99.253.44 | ns01.sagitta.dk | — |
| www CNAME | hostedby.sagitta.dk (all on sagitta.dk) |
| 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 | 2010051101 |
| Primary NS (MNAME) | ns00.sagitta.dk |
| Responsible (RNAME) | hostmaster@sagitta.dk |
| Refresh | 3600s |
| Retry | 600s |
| Expire | 84600s |
| Minimum (neg-cache TTL) | 36000s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1999-12-01 |
| Expires | 2026-12-31 (70d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 07:39:43 | 65535ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-01 07:32:14 | 849ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-29 17:18:40 | 791ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-26 15:36:11 | 486ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-05 09:40:16 shown | 723ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-18 03:19:28 | 13767ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-18 00:09:37 | 2322ms | 2 NS 0 A 0 MX | 🔓 Insecure |