fibertilvestjylland.dk is a .dk domain served by 2 nameservers (dom.ns.cloudflare.com, isabel.ns.cloudflare.com). It was registered on 18 November 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.77.229 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 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 |
|---|---|---|---|---|---|---|---|
| 104.21.77.229 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.212.143 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:4de5 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3032::ac43:d48f | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.77.229,172.67.212.143 ech=AEX+DQBBYQAgACADEJT4t3cE8o7WRVv7AEoRrZV+pi/92mmDHvAINMFVBwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:4de5,2606:4700:3032::ac43:d48f |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (fibertilvestjylland.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.fibertilvestjylland.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www | 104.21.77.229 172.67.212.143 2606:4700:3030::6815:4de5 2606:4700:3032::ac43:d48f (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network fibertilvestjylland.dk: 104.21.77.229 172.67.212.143 2606:4700:3030::6815:4de5 2606:4700:3032::ac43:d48f (AS13335) www.fibertilvestjylland.dk: 104.21.77.229 172.67.212.143 2606:4700:3030::6815:4de5 2606:4700:3032::ac43:d48f (AS13335) |
| Wildcard | No |
DNS lookups: 0/10 · policy: -all
No problems found| 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 | 2412987690 |
| Primary NS (MNAME) | dom.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2015-11-18 |
| Expires | 2026-11-30 (38d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
Showing 100 of 132.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 14:54:38 | 394ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-08 07:09:31 | 842ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-03 22:58:32 | 1054ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-03 01:14:14 | 1211ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-27 23:14:53 | 637ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-23 21:24:45 shown | 2917ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-10 14:00:19 | 1112ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-28 09:36:56 | 816ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-24 21:40:26 | 866ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-22 06:11:35 | 541ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-21 07:58:06 | 1956ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-20 13:22:33 | 514ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-17 09:51:05 | 573ms | 2 NS 2 A 0 MX | 🔓 Insecure |