koebenhavnshistorie.dk is a .dk domain served by 2 nameservers (dell.ns.cloudflare.com, karl.ns.cloudflare.com). It was registered on 12 December 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.50.224 is hosted by Cloudflare, Inc. (AS13335). 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 |
|---|---|---|---|---|---|---|---|
| 104.21.50.224 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.167.164 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.167.164 |
| 🔶 Autoconfig | 172.67.167.164 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:32e0 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:a7a4 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.50.224,172.67.167.164 ech=AEX+DQBBiwAgACBAPJ6mfIu3BSglPFA0oZdYHgijjG6MxI2JHvkU+EdpLAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:32e0,2606:4700:3035::ac43:a7a4 |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com ?all |
| Policy | Record (koebenhavnshistorie.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:spf.simply.com ?all |
| www | 104.21.50.224 172.67.167.164 2606:4700:3031::6815:32e0 2606:4700:3035::ac43:a7a4 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network koebenhavnshistorie.dk: 104.21.50.224 172.67.167.164 2606:4700:3031::6815:32e0 2606:4700:3035::ac43:a7a4 (AS13335) www.koebenhavnshistorie.dk: 104.21.50.224 172.67.167.164 2606:4700:3031::6815:32e0 2606:4700:3035::ac43:a7a4 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 1/10 · policy: ?all
| 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 | 2417302329 |
| Primary NS (MNAME) | dell.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 | 2008-12-12 |
| Expires | 2026-12-31 (73d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 17:42:23 shown | 1300ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-12 13:17:24 | 1135ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-05 07:41:01 | 977ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-27 17:07:25 | 983ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-14 20:34:40 | 3887ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-22 06:15:40 | 539ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-21 09:34:59 | 993ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 11:42:41 | 717ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-18 05:24:25 | 700ms | 2 NS 2 A 0 MX | 🔓 Insecure |