mobibliotek.dk is a .dk domain served by 2 nameservers (sec1.rcode0.net, sec2.rcode0.net). It was registered on 8 June 2007 (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.
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:domains@dbc.dk |
| 0 | issue | letsencrypt.org |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves mobibliotek.dk: no address www.mobibliotek.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2022033365 |
| Primary NS (MNAME) | ns.dbc.dk |
| Responsible (RNAME) | domains@dbc.dk |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | DBC DIGITAL A/S |
| Registered | 2007-06-08 |
| Expires | 2027-06-30 (256d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 12:11:31 | 1182ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-09 02:38:57 | 476ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-08 02:37:06 | 2114ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-03 22:27:47 | 502ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-30 22:17:19 | 488ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-29 22:05:43 | 391ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-29 13:46:40 | 1044ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-29 06:06:55 shown | 440ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-27 05:31:34 | 775ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-24 14:52:45 | 417ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-23 14:16:20 | 457ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-20 06:53:20 | 463ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-18 18:56:41 | 2065ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-14 10:51:42 | 496ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-08 10:40:59 | 1302ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-28 21:13:25 | 872ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-26 15:51:17 | 389ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-24 17:41:32 | 512ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-19 10:45:37 | 5051ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-17 00:13:45 | 8501ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-15 18:04:06 | 1669ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-10 21:17:11 | 1753ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-07 12:50:59 | 9568ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-02 08:23:41 | 734ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-23 20:59:14 | 648ms | 2 NS 0 A 0 MX | 🔒 Secure |