0nline.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 4 June 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.212 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 not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 217.116.232.212 | 3600s | 212.giga-ptr.232.116.217.in-addr.arpa web12.gigahost.dk |
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 CNAME | 0nline.dk (all on 0nline.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 | 2026072301 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@0nline.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2004-06-04 |
| Expires | 2027-06-30 (249d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 08:56:38 | 1950ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-16 04:35:50 | 1712ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 14:34:02 | 943ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 06:16:22 | 944ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 04:01:11 | 796ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-19 09:55:45 | 950ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 07:53:40 | 868ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-07 18:04:02 | 2288ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-28 00:03:45 | 642ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-26 23:45:54 | 993ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 15:35:20 | 1535ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-16 20:01:15 | 3620ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-14 01:34:59 | 1615ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-07 00:07:40 | 1783ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-04 20:41:14 | 1187ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 10:56:41 shown | 1047ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-16 08:18:55 | 1349ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-12 18:11:48 | 1061ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-02 23:21:56 | 934ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-27 11:53:31 | 1524ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-26 22:09:49 | 995ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-26 21:43:23 | 857ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 08:27:42 | 774ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-16 12:33:30 | 1608ms | 5 NS 1 A 3 MX | 🔓 Insecure |