rudersdalskole.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 7 February 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.85.44.60 is hosted by Rudersdal Kommune (AS200538) in Denmark. Mail is handled by rudersdalskole-dk.mx1.comendosystems.com, rudersdalskole-dk.mx2.comendosystems.net. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 185.85.44.60 | 600s | — | AS200538 | Rudersdal Kommune | 185.85.44.0/22 | 🇩🇰 Denmark | Hørsholm |
| Policy | Record (_dmarc.rudersdalskole.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:dmarc_reports@rudersdal.dk; ruf=mailto:dmarc_failure@rudersdal.dk; fo=1 |
| www CNAME | rudersdalskole.dk (all on rudersdalskole.dk) → 185.85.44.60 (AS200538) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| 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 | 2026032501 |
| 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 | 2007-02-07 |
| Expires | 2027-02-28 (128d) |
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 |
|---|---|---|---|
| 2026-10-15 16:04:36 | 1986ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-08 03:30:30 | 986ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 07:46:11 | 639ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-21 23:37:29 | 954ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-17 05:26:38 | 1386ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-10 04:30:47 | 1754ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-28 16:57:48 | 957ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-26 07:09:25 | 742ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 17:14:11 shown | 1843ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 02:30:27 | 1913ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 12:07:17 | 3276ms | 2 NS 1 A 2 MX | 🔒 Secure |