casta.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.17 is hosted by team.blue Denmark A/S (AS48854) 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 our latest 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 |
|---|---|---|---|---|---|---|---|
| 212.237.249.17 | 3600s | splash.dandomain.dk | AS48854 | team.blue Denmark A/S | 212.237.248.0/23 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 212.237.249.17 |
| 🔶 Autoconfig | 212.237.249.17 |
| www | 212.237.249.17 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-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 | 2026090701 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 01:56:48 shown | 376ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-08 01:32:24 | 308ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-01 05:02:56 | 423ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-21 05:35:51 | 388ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-08 18:23:49 | 1038ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-29 07:55:57 | 590ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-25 17:29:27 | 10945ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-23 11:00:03 | 5284ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-22 09:50:05 | 9859ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-21 09:31:54 | 10358ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-20 09:05:08 | 4314ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-19 03:16:50 | 4525ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-18 02:05:56 | 4901ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-16 11:09:53 | 4099ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-15 03:41:41 | 6659ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-13 03:32:04 | 1420ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-11 21:09:12 | 17383ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-10 14:06:36 | 11092ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-09 07:54:23 | 3481ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-07 04:42:10 | 3528ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-05 08:11:18 | 11042ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-01 09:14:47 | 4367ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-31 04:49:54 | 1365ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-28 03:13:04 | 2194ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-27 03:01:10 | 2878ms | 2 NS 0 A 0 MX | ❓ Unknown |