erhvervsakademi-aarhus.dk is a .dk domain served by 3 nameservers (ns.efif.dk, ns2.efif.dk, ns3.efif.dk). It was registered on 5 September 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, has no 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.efif.dk | 195.254.168.23 | ns.efif.dk | AS51073 Aarhus Business College |
| ns2.efif.dk | 195.254.168.12 | ns2.efif.dk | AS51073 Aarhus Business College |
| ns3.efif.dk | 20.23.170.35 | — | AS8075 Microsoft Corporation |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves erhvervsakademi-aarhus.dk: no address www.erhvervsakademi-aarhus.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2015112706 |
| Primary NS (MNAME) | ns.efif.dk |
| Responsible (RNAME) | dns-zc@efif.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2002-09-05 |
| Expires | 2027-09-30 (342d) |
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 |
|---|---|---|---|
| 2026-10-18 04:14:31 | 437ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-15 01:06:00 | 378ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-12 23:57:09 | 954ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-07 17:06:50 | 1550ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-06 16:20:06 | 309ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-01 12:02:23 | 495ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-28 11:29:44 | 1611ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-27 11:24:24 | 391ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-25 19:54:43 | 1534ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-20 20:04:15 | 503ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-14 11:27:20 | 555ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-12 11:21:47 | 1563ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-06 03:16:26 | 653ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-28 17:24:26 | 1248ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-25 04:09:56 | 1535ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-23 03:37:39 | 6118ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-17 13:19:01 | 1488ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-11 20:35:22 | 4436ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-10 02:06:09 | 2840ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-04 03:24:25 shown | 2144ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-27 15:02:27 | 4505ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-25 14:21:23 | 769ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-23 08:36:53 | 459ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-19 22:27:45 | 11533ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-14 07:41:53 | 8382ms | 3 NS 0 A 0 MX | 🔒 Secure |