doktorslank.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 January 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 86.52.56.142 is hosted by Sinal A/S (AS39642) in Denmark. Mail is handled by doktorslank.dk. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 86.52.56.142 | — | 86-52-56-142.norlyscustomer.net | AS39642 | Sinal A/S | 86.52.0.0/16 | 🇩🇰 Denmark | Silkeborg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | doktorslank.dk | 86.52.56.142 | 86-52-56-142.norlyscustomer.net | AS39642 Sinal A/S |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (doktorslank.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| www CNAME | doktorslank.dk (all on doktorslank.dk) → 86.52.56.142 (AS39642) |
| www vs bare domain | Same network |
| 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 |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061001 |
| 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 | 2006-01-19 |
| Expires | 2028-01-31 (464d) |
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 09:48:48 | 1637ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-22 06:56:31 | 580ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-17 07:19:01 | 1507ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-13 22:02:17 | 1160ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-12 17:58:50 | 503ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-08 05:37:25 | 977ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-07 15:16:12 | 903ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-04 13:05:42 | 470ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-03 13:04:42 | 862ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-29 12:53:56 | 654ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-27 12:32:48 | 598ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-26 04:40:33 | 782ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-24 03:38:13 | 667ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-22 19:11:19 | 1886ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-15 17:37:37 | 946ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-13 15:59:39 | 1394ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-12 17:13:57 | 9418ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-06 13:40:02 | 806ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-03 17:52:53 | 1224ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-29 18:54:13 | 1320ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-29 07:48:37 | 696ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-24 05:29:00 | 2358ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-21 04:18:49 | 3145ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-20 03:49:44 | 771ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-14 20:33:01 | 671ms | 2 NS 1 A 0 MX | 🔓 Insecure |