anaerob.dk is a .dk domain served by 2 nameservers (anirban.ns.cloudflare.com, kara.ns.cloudflare.com). It was registered on 28 January 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.41.212 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.de.opalstack.com, mx2.de.opalstack.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.41.212 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.193.153 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx1.de.opalstack.com | 139.162.189.90 2a01:7e01:e001:856::1 |
mx1.de.opalstack.com mx1.de.opalstack.com |
AS63949 Akamai Connected Cloud AS63949 Akamai Connected Cloud |
| 10 | 300s | mx2.de.opalstack.com | 178.162.221.165 | mx2.de.opalstack.com | AS28753 Leaseweb Deutschland GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 78.159.99.205 |
| 🔶 Autoconfig | 78.159.99.205 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:29d4 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:c199 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.41.212,172.67.193.153 ech=AEX+DQBBcgAgACCy1SXKC9bIdXxpmYTRh7pCWGVChQvOTgI30gHSDSkeZwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:29d4,2606:4700:3035::ac43:c199 |
| TXT Record |
|---|
| google-site-verification=gTKJAhA5zynR0XYgc1FN54XbmI2ADPMlLffrCEfARrw |
| www | 104.21.41.212 172.67.193.153 2606:4700:3030::6815:29d4 2606:4700:3035::ac43:c199 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2417037164 |
| Primary NS (MNAME) | anirban.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2005-01-28 |
| Expires | 2031-01-31 (1565d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 21:41:08 shown | 2874ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-07 14:20:32 | 3728ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-01 00:11:50 | 643ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-28 00:11:04 | 3114ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-18 20:26:12 | 1160ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-18 21:36:28 | 3456ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-08 18:15:56 | 1552ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-29 19:18:15 | 1657ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-28 10:03:41 | 1441ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 12:54:24 | 1611ms | 2 NS 2 A 2 MX | 🔓 Insecure |