library.dk is a .dk domain served by 2 nameservers (sec1.rcode0.net, sec2.rcode0.net). It was registered on 24 November 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.111.162.19 is hosted by Dbc Digital A/s (AS24853) 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 |
|---|---|---|---|---|---|---|---|
| 193.111.162.19 | 3600s | misc-proxy.dbc.dk | AS24853 | Dbc Digital A/s | 193.111.162.0/24 | 🇩🇰 Denmark | — |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:domains@dbc.dk |
| 0 | issue | letsencrypt.org |
| www CNAME | library.dk (all on library.dk) |
| www vs bare domain | Same network |
| 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 | fully validated |
| Field | Value |
|---|---|
| Serial | 2022033443 |
| Primary NS (MNAME) | ns.dbc.dk |
| Responsible (RNAME) | domains@dbc.dk |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | DBC DIGITAL A/S |
| Registered | 1999-11-24 |
| Expires | 2026-12-31 (75d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 09:47:55 | 1260ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-09 04:50:37 | 424ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-08 21:48:06 | 1489ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-07 21:31:38 | 2030ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-03 20:23:22 | 518ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-30 19:48:28 | 781ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-29 19:30:58 | 499ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-29 04:02:52 | 574ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-24 02:31:09 | 555ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-20 09:09:57 shown | 698ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-13 07:29:59 | 586ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-06 18:17:56 | 1400ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-29 05:34:09 | 394ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-28 01:42:13 | 2633ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-26 21:43:22 | 668ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-24 21:44:36 | 681ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-23 20:23:19 | 1385ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-19 15:26:47 | 9683ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-16 06:14:09 | 2640ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-14 14:12:33 | 2685ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-10 18:30:32 | 725ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-09 10:35:01 | 824ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-05 15:49:00 | 1537ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-27 14:09:18 | 7071ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-23 10:20:20 | 820ms | 2 NS 1 A 0 MX | 🔒 Secure |