lobsterman.dk is a .dk domain served by 2 nameservers (dom.ns.cloudflare.com, tia.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.45.212 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.45.212 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.219.49 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::ac43:db31 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::6815:2dd4 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.45.212,172.67.219.49 ech=AEX+DQBBUAAgACDQMISFk3JhgVXoTRE1WOWUWoNMBle6JY4TVagLITX1IwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:db31,2606:4700:3034::6815:2dd4 |
| Policy | Record (_dmarc.lobsterman.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:4ae95cd3c9784ee4ba3813b90dc8502f@dmarc-reports.cloudflare.net |
| www | 104.21.45.212 172.67.219.49 2606:4700:3033::ac43:db31 2606:4700:3034::6815:2dd4 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network lobsterman.dk: 104.21.45.212 172.67.219.49 2606:4700:3033::ac43:db31 2606:4700:3034::6815:2dd4 (AS13335) www.lobsterman.dk: 104.21.45.212 172.67.219.49 2606:4700:3033::ac43:db31 2606:4700:3034::6815:2dd4 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| 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 | 2415207888 |
| Primary NS (MNAME) | dom.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 13:19:45 | 461ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-10-08 07:09:07 | 431ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-30 15:23:40 | 681ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-29 15:23:38 | 1525ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-27 18:42:05 shown | 596ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-24 06:34:57 | 606ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-10 10:24:13 | 800ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-08-27 12:33:04 | 995ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-08-26 18:26:56 | 484ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-08-10 09:32:43 | 1016ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-08-06 05:38:53 | 1723ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-07-16 19:34:31 | 9175ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-07-09 03:14:50 | 764ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-06-23 03:53:29 | 799ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-06-17 18:36:38 | 4271ms | 2 NS 2 A 0 MX | 🔒 Secure |