skolebog.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 1 March 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.223 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. 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 |
|---|---|---|---|---|---|---|---|
| 217.116.232.223 | 30s | web23.gigahost.dk | AS47292 | Sentia Denmark A/S | 217.116.224.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 30s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 30s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 30s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | skolebog.dk → 217.116.232.223 |
| 🔶 Autoconfig | skolebog.dk → 217.116.232.223 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | skolebog.dk (all on skolebog.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.skolebog.dk | skolebog.dk |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026101501 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@skolebog.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | GIGAHOST ApS |
| Registered | 2000-03-01 |
| Expires | 2027-03-31 (163d) |
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 |
|---|---|
| figur.dk | GIGAHOST ApS |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 00:00:28 shown | 730ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-16 22:54:12 | 812ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-15 21:37:29 | 1561ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 06:39:00 | 1031ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 19:50:06 | 883ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-27 19:10:23 | 1493ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 15:05:35 | 870ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-21 17:54:08 | 1277ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-10 17:51:44 | 893ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-03 16:22:57 | 1012ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 16:27:09 | 782ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 16:09:38 | 7889ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 12:52:59 | 1034ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-09 20:18:07 | 1259ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-02 17:54:58 | 1904ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 02:44:59 | 1316ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-16 16:42:38 | 2878ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-10 07:28:44 | 948ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 13:41:46 | 1115ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-28 22:38:52 | 1025ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-24 16:16:43 | 2165ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-23 14:12:28 | 1958ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 19:26:13 | 1165ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 07:18:35 | 683ms | 5 NS 1 A 3 MX | 🔓 Insecure |