edusud.dk is a .dk domain served by 2 nameservers (ns3.au.dk, ns4.au.dk). It was registered on 11 December 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 |
|---|---|---|---|
| ns3.au.dk | 20.73.178.34 | ns3.au.dk | AS8075 Microsoft Corporation |
| ns4.au.dk | 185.45.20.154 | ns4.au.dk | AS62138 Aarhus Universitet |
| TXT Record |
|---|
| v=spf1 include:spf.au.dk -all |
| Policy | Record (edusud.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.au.dk -all |
| Policy | Record (_dmarc.edusud.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;pct=100;rua=mailto:ced1e70d2c70635@rep.dmarcanalyzer.com;ruf=mailto:ced1e70d2c70635@for.dmarcanalyzer.com;aspf=r; |
| www CNAME | edu.au.dk (all on au.dk) → 185.45.20.48 (AS62138) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 6/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 3106 |
| Primary NS (MNAME) | infobloxgm3.au.dk |
| Responsible (RNAME) | hostmaster@dpunet.dk |
| Refresh | 10800s |
| Retry | 1080s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 900s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2008-12-11 |
| Expires | 2026-12-31 (73d) |
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).
Showing 100 of 589.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 22:45:13 | 884ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-17 21:45:13 | 906ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-16 21:18:29 | 454ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-15 20:18:11 | 372ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-14 16:55:39 | 483ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-13 15:02:30 | 1336ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-12 05:51:22 | 1122ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-11 04:21:02 | 675ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-10 02:36:47 | 381ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-08 23:15:18 | 413ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-08 13:47:48 | 527ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-07 13:40:20 | 464ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-06 12:41:27 | 421ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-05 07:17:47 | 440ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-04 07:06:20 | 545ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-03 07:04:22 | 531ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-02 07:02:28 | 474ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-01 07:00:34 | 564ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-30 06:56:02 | 656ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-29 06:47:05 | 469ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-28 06:11:38 | 451ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-27 05:41:30 | 479ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-26 05:35:39 | 449ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-25 05:17:53 | 412ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-24 05:00:31 shown | 504ms | 2 NS 0 A 0 MX | 🔒 Secure |