marktappert.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 6 March 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.210 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 |
|---|---|---|---|---|---|---|---|
| 217.116.232.210 | 3600s | web10.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 | CNAME / IP |
|---|---|
| 🔷 Autodiscover | marktappert.dk → 217.116.232.210 |
| 🔶 Autoconfig | marktappert.dk → 217.116.232.210 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | marktappert.dk (all on marktappert.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.marktappert.dk | marktappert.dk |
| 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 | 2026092401 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@marktappert.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2009-03-06 |
| Expires | 2027-03-31 (158d) |
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 02:53:30 | 1266ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-15 07:01:08 | 1376ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 15:46:27 | 1005ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 11:34:54 | 1277ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 11:31:21 shown | 1028ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 08:10:10 | 1143ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-17 17:16:42 | 1191ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 15:48:00 | 1196ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-07 20:58:44 | 901ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 23:24:20 | 835ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-21 02:11:38 | 2504ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 23:23:58 | 4033ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-06 14:04:42 | 1288ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-30 11:57:43 | 1295ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 12:59:52 | 2092ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-17 10:29:40 | 1436ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-11 21:00:20 | 1257ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 16:10:45 | 999ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-27 10:20:21 | 1093ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-24 07:30:12 | 1159ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 00:45:41 | 1477ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 21:17:41 | 1138ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 20:43:23 | 1179ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 01:18:45 | 1271ms | 5 NS 1 A 3 MX | 🔓 Insecure |