højskolehistorie.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 October 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by .. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 195.47.247.18 | 3600s | one.com.webforward.g1i.one | AS51468 | One.com A/S | 195.47.247.0/24 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 195.47.247.18 |
| 🔶 Autoconfig | 195.47.247.18 |
| www | 195.47.247.18 (AS51468) (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 | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026102501 |
| 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 | 2008-10-01 |
| Expires | 2027-10-31 (370d) |
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 |
|---|---|---|---|
| 2026-10-26 02:44:35 shown | 385ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-23 15:11:07 | 798ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 21:44:12 | 710ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-22 22:53:09 | 735ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 09:42:10 | 769ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-26 09:27:55 | 1290ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-25 16:58:10 | 597ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 23:15:12 | 909ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 09:07:07 | 794ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 23:37:56 | 1144ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 13:54:15 | 7763ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 00:53:03 | 733ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-19 22:05:23 | 8044ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 18:03:18 | 2555ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 15:24:41 | 240ms | 0 NS 0 A 0 MX | 🔒 Secure |