callcopenhagen.dk is a .dk domain served by 2 nameservers (aldo.ns.cloudflare.com, elma.ns.cloudflare.com). It was registered on 5 January 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.43.224 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 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 |
|---|---|---|---|---|---|---|---|
| 104.21.43.224 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.186.184 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.186.184 |
| 🔶 Autoconfig | 172.67.186.184 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:bab8 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::6815:2be0 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.43.224,172.67.186.184 ech=AEX+DQBB7QAgACDy8Pw0tjK3BzomTFcoKScKgxGd3f12yGcRyY/dHk+tegAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:bab8,2606:4700:3033::6815:2be0 |
| www | 104.21.43.224 172.67.186.184 2606:4700:3030::ac43:bab8 2606:4700:3033::6815:2be0 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network callcopenhagen.dk: 104.21.43.224 172.67.186.184 2606:4700:3030::ac43:bab8 2606:4700:3033::6815:2be0 (AS13335) www.callcopenhagen.dk: 104.21.43.224 172.67.186.184 2606:4700:3030::ac43:bab8 2606:4700:3033::6815:2be0 (AS13335) |
| 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 | 2408758649 |
| Primary NS (MNAME) | aldo.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | NETIM |
| Registered | 2026-01-05 |
| Expires | 2027-01-04 (71d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 20:52:06 | 587ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-27 03:10:42 | 532ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-24 01:10:34 | 640ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-18 01:34:16 | 1526ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-08 10:11:40 | 1693ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-20 14:32:55 | 2984ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-19 14:54:27 | 5239ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-24 17:48:12 | 926ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-12 16:29:42 | 772ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-10 18:57:53 | 951ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-08 17:36:08 shown | 806ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-01 08:48:50 | 782ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-29 14:46:45 | 768ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-26 16:18:04 | 911ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-25 20:43:53 | 1762ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-23 19:55:03 | 2271ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-22 03:40:58 | 1780ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-16 18:55:23 | 427ms | 2 NS 2 A 0 MX | 🔓 Insecure |