fiberline.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 5 December 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.50.2.16 is hosted by Microsoft Corporation (AS8075) in The Netherlands. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 20.50.2.16 | 600s | — | AS8075 | Microsoft Corporation | 20.48.0.0/12 | 🇳🇱 The Netherlands | Amsterdam |
| TXT Record |
|---|
| bkvsd7qvmsgh0kn4mnqcos0294 |
| MS=ms31788015 |
| v=spf1 include:spf.protection.outlook.com include:spf1.emarketeer.com include:spf.emailsignatures365.com include:mailgun.org -all |
| Policy | Record (fiberline.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf1.emarketeer.com include:spf.emailsignatures365.com include:mailgun.org -all |
| Policy | Record (_dmarc.fiberline.dk) |
|---|---|
| p=quarantine | v=DMARC1;p=quarantine;rua=mailto:dmark@fiberline.dk |
| www CNAME | fiberline-preview-live.azurewebsites.net (all on azurewebsites.net) → 20.50.2.16 (AS8075) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 9/10 · policy: -all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025031901 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 1997-12-05 |
| Expires | 2026-12-31 (74d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 20:19:39 | 589ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-30 20:16:50 shown | 427ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-30 03:31:35 | 595ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-19 19:59:26 | 572ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-14 20:33:19 | 795ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-01 02:25:48 | 2232ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-26 15:06:25 | 443ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-23 20:31:45 | 8657ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-08 08:37:57 | 2742ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-05 20:13:34 | 761ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-20 08:46:31 | 739ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-17 16:09:29 | 770ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-03 11:02:21 | 2746ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-29 03:54:49 | 767ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-21 10:52:20 | 1021ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-20 20:32:41 | 932ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 18:39:14 | 1117ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-19 14:44:50 | 2501ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-17 09:37:18 | 580ms | 4 NS 1 A 0 MX | 🔒 Secure |