slægtsbog.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 April 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.72.5.112 is hosted by Telenor A/S (AS9158) in Denmark. Mail is handled by mx1.servage.net, mx2.servage.net. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 83.72.5.112 | 43200s | — | AS9158 | Telenor A/S | 83.72.0.0/14 | 🇩🇰 Denmark | Fredericia |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mx1.servage.net | — | — | — |
| 20 | 43200s | mx2.servage.net | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 83.72.5.112 |
| 🔶 Autoconfig | 83.72.5.112 |
| www | 83.72.5.112 (AS9158) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2026032402 |
| 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 | 2004-04-26 |
| Expires | 2027-04-30 (186d) |
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 |
|---|---|---|---|
| 2026-10-22 11:33:25 | 566ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-12 14:10:22 | 464ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-09 11:30:16 | 1800ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-07 10:28:37 | 1330ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 00:00:40 | 689ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-23 21:05:45 | 639ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-23 05:04:41 | 673ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 02:40:52 | 729ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-07 05:29:30 | 4680ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-30 03:30:48 | 592ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-25 09:17:45 shown | 3500ms | 2 NS 1 A 2 MX | ⚠️ Bogus |
| 2026-06-24 14:30:30 | 451ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-24 00:20:07 | 783ms | 2 NS 1 A 2 MX | ⚠️ Bogus |
| 2026-06-21 18:10:54 | 1185ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 22:00:52 | 1052ms | 2 NS 1 A 2 MX | 🔒 Secure |