cityenergy.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 13 September 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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.
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2023061501 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2013-09-13 |
| Expires | 2026-09-30 (expired) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-27 08:50:19 | 587ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-25 20:26:56 | 177ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-24 15:06:01 | 156ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-23 02:34:16 | 657ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-30 10:48:47 | 862ms | 2 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-09-27 02:42:39 | 946ms | 2 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-08-24 10:58:57 | 1781ms | 2 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-08-23 08:11:43 | 2085ms | 2 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-08-22 08:05:04 | 2755ms | 2 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-08-21 07:59:45 | 1599ms | 2 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-08-20 07:30:57 | 5793ms | 2 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-06-27 20:01:47 shown | 428ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-16 20:55:30 | 477ms | 2 NS 0 A 0 MX | 🔒 Secure |