fsys.dk is a .dk domain served by 2 nameservers (brenna.ns.cloudflare.com, tanner.ns.cloudflare.com). It 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.
| www | NXDOMAIN |
| www vs bare domain | Neither resolves fsys.dk: no address www.fsys.dk: no address |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2416173195 |
| Primary NS (MNAME) | brenna.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 12:55:40 shown | 709ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-30 08:23:17 | 666ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-29 22:24:23 | 1002ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-27 21:53:36 | 946ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-24 13:47:47 | 1295ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-15 13:36:08 | 1569ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-12 05:39:53 | 1183ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-01 21:38:48 | 972ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-25 00:22:13 | 16613ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-04 04:40:52 | 1842ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-15 18:55:31 | 743ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-21 11:08:54 | 343ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-20 01:37:55 | 2217ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-17 09:29:34 | 343ms | 2 NS 0 A 0 MX | ❓ Unknown |