dancas.dk is a .dk domain served by 3 nameservers (ns1.sdu.dk, ns2.sdu.dk, ns3.sdu.dk). It was registered on 8 March 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.225.156.23 is hosted by IDDQD-AS (AS1835) in Denmark. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 130.225.156.23 | 28800s | — | AS1835 | IDDQD-AS | 130.225.0.0/16 | 🇩🇰 Denmark | — |
| www | 130.225.156.23 (AS1835) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 10 iterations · 10-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 | fully validated |
| Field | Value |
|---|---|
| Serial | 1857 |
| Primary NS (MNAME) | ns1.sdu.dk |
| Responsible (RNAME) | dns@sdu.dk |
| Refresh | 10800s |
| Retry | 1080s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 900s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2018-03-08 |
| Expires | 2028-03-31 (530d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 12:13:44 | 16749ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-13 08:58:26 | 6529ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-12 07:28:50 | 4535ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-07 19:46:31 | 4368ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-07 09:49:37 | 4263ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-05 03:22:31 | 4250ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-30 02:37:43 | 16433ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-28 02:05:05 shown | 17240ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-27 01:49:57 | 16565ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-26 01:29:09 | 4383ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-23 22:24:56 | 16456ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-16 06:24:42 | 5323ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-07 22:03:00 | 16403ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-31 02:50:08 | 16475ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-30 01:41:42 | 16893ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-28 21:48:54 | 16713ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-27 19:19:00 | 4520ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-24 17:27:08 | 10478ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-22 04:55:32 | 7711ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-21 04:44:16 | 7494ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-18 23:46:47 | 6701ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-14 00:51:18 | 5822ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-12 22:28:52 | 6272ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-11 00:03:03 | 18564ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-06 06:19:24 | 4429ms | 3 NS 1 A 0 MX | 🔒 Secure |