rtid.dk is a .dk domain served by 2 nameservers (ns3.au.dk, ns4.au.dk). It was registered on 3 May 2001 (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 (rtid.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.au.dk -all |
| Policy | Record (_dmarc.rtid.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 | rettid.jura.au.dk (all on au.dk) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.rtid.dk |
| www vs bare domain | Neither resolves rtid.dk: no address www.rtid.dk: no address |
| 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 | 2003104058 |
| Primary NS (MNAME) | infobloxgm3.au.dk |
| Responsible (RNAME) | staff@au.dk |
| Refresh | 28800s |
| Retry | 2880s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2001-05-03 |
| Expires | 2027-06-30 (252d) |
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 598.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-20 16:48:15 | 919ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-19 13:59:30 | 369ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-18 13:52:05 shown | 609ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-17 13:30:19 | 489ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-16 13:04:22 | 444ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-15 10:30:56 | 833ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-14 09:01:50 | 453ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-13 01:23:55 | 399ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-11 23:42:57 | 495ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-10 21:55:08 | 460ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-09 21:02:12 | 415ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-08 10:51:10 | 518ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-07 10:43:59 | 385ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-06 04:52:20 | 432ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-05 04:49:40 | 1070ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-04 04:38:47 | 618ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-03 04:37:32 | 451ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-02 13:21:31 | 430ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-01 13:20:25 | 531ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-30 13:13:09 | 664ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-30 10:15:10 | 421ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-30 09:28:31 | 462ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-29 09:10:33 | 433ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-28 08:25:55 | 452ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-27 08:07:59 | 472ms | 2 NS 0 A 0 MX | 🔒 Secure |