ib-skoler.dk is a .dk domain served by 2 nameservers (ns07.sac-it.dk, ns08.sac-it.dk). It was registered on 3 June 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.247.67.245 is hosted by Rackhosting.com ApS (AS31590) 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns07.sac-it.dk | 85.235.243.63 | ns07.sac-it.dk | AS3308 Norlys Telco A/S |
| ns08.sac-it.dk | 128.76.60.63 | ns08.sac-it.dk | AS3292 TDC Holding A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.247.67.245 | 1677s | — | AS31590 | Rackhosting.com ApS | 77.247.64.0/20 | 🇩🇰 Denmark | — |
| Policy | Record (_dmarc.ib-skoler.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; aspf=s; adkim=s; |
| www | 77.247.67.245 (AS31590) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| 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 | 2026101501 |
| Primary NS (MNAME) | ns07.sac-it.dk |
| Responsible (RNAME) | hostmaster@ib-skoler.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2005-06-03 |
| Expires | 2027-06-30 (255d) |
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 |
|---|---|
| norreg.dk | Punktum dk A/S (direct) |
| norreg2.dk | Punktum dk A/S (direct) |
| norreg3.dk | Punktum dk A/S (direct) |
| norreg4.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 17:51:05 shown | 362ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-08 10:01:12 | 589ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-01 05:50:58 | 549ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-24 03:01:24 | 509ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-18 12:30:38 | 756ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-11 11:12:48 | 756ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-04 08:16:55 | 424ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-27 14:03:06 | 463ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-26 13:12:15 | 513ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-20 18:58:38 | 3692ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-14 07:56:29 | 643ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-07 02:18:09 | 675ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-04 13:36:37 | 1117ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-23 05:43:08 | 8408ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-17 01:34:47 | 583ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-09 18:55:35 | 523ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-03 20:12:35 | 480ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-26 05:16:29 | 432ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-26 04:19:48 | 403ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-19 09:21:13 | 1530ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-17 14:16:03 | 475ms | 2 NS 1 A 0 MX | 🔒 Secure |