denfoerstelasning.dk is a .dk domain served by 2 nameservers (cortney.ns.cloudflare.com, eric.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.27.79 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 |
|---|---|---|---|---|---|---|---|
| 104.21.27.79 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.141.212 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:8dd4 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3031::6815:1b4f | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| www CNAME | denfoerstelaesning.dk (all on denfoerstelaesning.dk) |
| www vs bare domain | Same network denfoerstelasning.dk: 104.21.27.79 172.67.141.212 2606:4700:3030::ac43:8dd4 2606:4700:3031::6815:1b4f (AS13335) www.denfoerstelasning.dk: 104.21.27.79 172.67.141.212 2606:4700:3030::ac43:8dd4 2606:4700:3031::6815:1b4f (AS13335) |
| Wildcard | No |
| 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 | 2405539846 |
| Primary NS (MNAME) | cortney.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 12:34:31 | 521ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-23 21:37:25 | 594ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-14 17:40:37 | 1804ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-07 14:56:21 | 2184ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-25 11:18:03 | 9925ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-28 05:12:17 | 1280ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-28 02:17:23 shown | 1391ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-24 07:01:42 | 837ms | 2 NS 2 A 0 MX | ❓ Unknown |
| 2026-06-20 19:01:24 | 516ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-17 01:50:27 | 389ms | 2 NS 2 A 0 MX | 🔓 Insecure |