kulsbjerg-skole.dk is a .dk domain served by 2 nameservers (ns.vordbkom.dk, ns.vordbskoler.dk). It was registered on 8 June 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.56.147.142 is hosted by GlobalConnect A/S (AS31027) in Denmark. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns.vordbkom.dk | 131.165.202.1 | ns.vordbkom.dk | AS6834 KMD A/S |
| ns.vordbskoler.dk | 5.56.147.154 | — | AS31027 GlobalConnect A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 5.56.147.142 | 11700s | — | AS31027 | GlobalConnect A/S | 5.56.144.0/20 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 5.56.147.142 |
| 🔶 Autoconfig | 5.56.147.142 |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (kulsbjerg-skole.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.kulsbjerg-skole.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:60f69872d8c04@dmarc.centerasecurity.com; |
| www | 5.56.147.142 (AS31027) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2013020733 |
| Primary NS (MNAME) | ns.vordbkom.dk |
| Responsible (RNAME) | hostmaster |
| Refresh | 14400s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 900s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2012-06-08 |
| Expires | 2027-06-30 (250d) |
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 |
|---|---|---|---|
| 2026-10-20 11:16:19 | 510ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-12 20:37:14 | 4027ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-10 16:40:19 | 709ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-09 11:24:38 | 1972ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-07 10:00:29 | 756ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-02 03:12:56 | 476ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-27 02:02:44 | 593ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-26 05:07:05 | 799ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-24 04:23:49 | 1757ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-22 22:00:43 | 3389ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-15 21:04:55 | 2347ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-11 17:42:54 | 3563ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-04 14:47:46 | 5161ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-29 15:28:44 | 3359ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-27 02:14:25 | 2445ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-23 00:21:22 | 4490ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-19 23:50:48 | 7853ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-17 16:15:07 | 11055ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-13 03:54:48 | 1809ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-06 13:10:05 | 664ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-31 00:56:38 | 752ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-26 05:19:24 | 8536ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-20 14:03:23 | 649ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-18 00:22:12 shown | 2432ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-15 02:35:19 | 712ms | 2 NS 1 A 0 MX | 🔒 Secure |