øsf.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 26 February 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.226 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is of unknown DNSSEC status, has no 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 |
|---|---|---|---|---|---|---|---|
| 217.116.232.226 | 3600s | — | AS47292 | Sentia Denmark A/S | 217.116.224.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2026101501 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@xn--sf-kka.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2004-02-26 |
| Expires | 2031-02-28 (1589d) |
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).
| Domain | Registrar |
|---|---|
| oesf.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 00:33:58 | 1254ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-17 05:15:48 shown | 1736ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-10-08 03:10:39 | 2165ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-10-02 01:20:33 | 1999ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-10-01 01:16:00 | 689ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 02:22:16 | 920ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-19 00:00:39 | 1003ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-03 15:10:37 | 828ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 12:33:47 | 946ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 05:15:51 | 9905ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-15 02:17:22 | 990ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-06 06:15:43 | 1257ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-01 18:27:25 | 988ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 12:39:25 | 940ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-17 01:24:49 | 9892ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-11 04:11:31 | 8852ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-03 13:03:57 | 1958ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-26 00:56:37 | 866ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-23 05:04:10 | 911ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 20:09:42 | 1182ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 06:34:49 | 1341ms | 5 NS 1 A 3 MX | 🔒 Secure |