fyra.dk is a .dk domain served by 2 nameservers (athena.ns.cloudflare.com, ken.ns.cloudflare.com). It was registered on 20 April 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.24.206 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 104.21.24.206 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.220.201 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::6815:18ce | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:dcc9 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.24.206,172.67.220.201 ech=AEX+DQBBEQAgACC2THaKRgJlk6PKjXXYUTPZmu2JIBjIAdKsjHlVJ/N2EQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:18ce,2606:4700:3036::ac43:dcc9 |
| Policy | Record (_dmarc.fyra.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 104.21.24.206 172.67.220.201 2606:4700:3034::6815:18ce 2606:4700:3036::ac43:dcc9 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.fyra.dk | k514-7lZvGmgjxt9yUhoySk6uDQn5EXSwp1qKhDHfOw |
| TXT | _acme-challenge.fyra.dk | tD0MySn_WvMLTLHIFnSErpcSWo8y7E1sl2KV5qGxtmk |
| 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 | 2417753108 |
| Primary NS (MNAME) | athena.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2026-04-20 |
| Expires | 2027-04-19 (181d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 03:34:02 shown | 2716ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-19 12:21:19 | 743ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-01 02:10:38 | 532ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-27 23:11:52 | 693ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-19 02:20:08 | 900ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-17 23:25:10 | 4451ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-03 14:31:45 | 700ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-24 01:26:06 | 904ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-23 07:06:33 | 953ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 09:22:20 | 780ms | 2 NS 2 A 0 MX | 🔓 Insecure |