fyhnweb.dk is a .dk domain served by 2 nameservers (cesar.ns.cloudflare.com, love.ns.cloudflare.com). It was registered on 14 April 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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.
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| www | Exists, no address |
| www vs bare domain | Neither resolves fyhnweb.dk: no address www.fyhnweb.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2417218465 |
| Primary NS (MNAME) | cesar.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 | 2023-04-14 |
| Expires | 2027-04-13 (178d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 16:56:37 shown | 388ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-11 16:28:09 | 477ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-09 13:03:21 | 591ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-09 10:46:49 | 381ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-07 17:03:36 | 418ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-07 13:37:38 | 732ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-25 06:10:07 | 2323ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-24 20:30:52 | 1017ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-13 20:17:21 | 1192ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-09 08:56:05 | 1388ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-21 09:09:02 | 9941ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-14 01:12:49 | 2257ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-27 22:01:33 | 9686ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-26 21:43:41 | 9522ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-11 08:31:42 | 9094ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-03 19:19:46 | 824ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-20 17:31:15 | 739ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-17 09:33:38 | 759ms | 2 NS 0 A 0 MX | 🔓 Insecure |