c3a.dk is a .dk domain served by 4 nameservers (dns01.dipcon.com, dns02.ports.se, dns03.ports.se and 1 more). It was registered on 18 December 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by de-smtp-inbound-1.mimecast.com, de-smtp-inbound-2.mimecast.com. The zone is not DNSSEC-signed, 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.
| www | NXDOMAIN |
| www vs bare domain | Neither resolves c3a.dk: no address www.c3a.dk: no address |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2024121801 |
| Primary NS (MNAME) | dns01.dipcon.com |
| Responsible (RNAME) | registry@ports.net |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1814400s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Abion AB |
| Registered | 2024-12-18 |
| Expires | 2026-12-17 (55d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 05:29:31 shown | 1004ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-29 19:24:40 | 1677ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-24 13:38:13 | 1401ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-27 09:21:55 | 3030ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-21 20:20:45 | 5213ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-21 10:59:52 | 4542ms | 4 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-16 18:50:55 | 588ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-16 18:40:32 | 766ms | 4 NS 0 A 2 MX | 🔓 Insecure |