birkeroedskole.dk is a .dk domain served by 3 nameservers (ns1.rudersdal.dk, ns2.rudersdal.dk, ns3.rudersdal.dk). It was registered on 11 April 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.85.44.100 is hosted by Rudersdal Kommune (AS200538) in Denmark. Mail is handled by mx10.skolekom.dk, mx20.skolekom.dk and 2 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.rudersdal.dk | 185.85.44.55 | — | AS200538 Rudersdal Kommune |
| ns2.rudersdal.dk | 185.85.44.57 | — | AS200538 Rudersdal Kommune |
| ns3.rudersdal.dk | 185.85.44.72 | — | AS200538 Rudersdal Kommune |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.85.44.100 | 300s | — | AS200538 | Rudersdal Kommune | 185.85.44.0/22 | 🇩🇰 Denmark | Hørsholm |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx10.skolekom.dk | — | — | — |
| 20 | 300s | mx20.skolekom.dk | — | — | — |
| 30 | 300s | mx30.skolekom.dk | — | — | — |
| 40 | 300s | mx40.skolekom.dk | — | — | — |
| www CNAME | birkeroedskole.dk (all on birkeroedskole.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 | 20 |
| Primary NS (MNAME) | ns1.rudersdal.dk |
| Responsible (RNAME) | hostmaster@rudersdal.dk |
| Refresh | 900s |
| Retry | 600s |
| Expire | 86400s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2012-04-11 |
| Expires | 2027-04-30 (193d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 07:06:57 shown | 3063ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-01 04:22:33 | 506ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-25 01:42:08 | 509ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-12 15:20:18 | 3453ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-02 06:30:34 | 549ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-27 05:44:48 | 3044ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-28 00:51:37 | 4880ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-23 11:37:42 | 529ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-20 04:51:04 | 861ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-16 14:44:50 | 457ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-16 14:40:04 | 663ms | 3 NS 1 A 4 MX | 🔓 Insecure |