folmerhus.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 173.212.220.34 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by mail1.folmerhus.dk. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 173.212.220.34 | 43200s | vmi1475906.contaboserver.net | AS51167 | Contabo GmbH | 173.212.192.0/18 | 🇫🇷 France | Lauterbourg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail1.folmerhus.dk | 144.91.107.31 | vmi2946224.contaboserver.net | AS51167 Contabo GmbH |
| www | 173.212.220.34 (AS51167) (address records, no CNAME) |
| 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 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026030101 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 06:52:17 | 1040ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 06:33:40 | 482ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 01:14:14 | 2567ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 12:53:37 | 652ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-29 11:42:16 | 1174ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 03:46:28 | 2621ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 05:46:07 | 4546ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-18 10:09:04 | 5175ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-10 17:20:24 | 4717ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-03 03:28:52 | 822ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-27 22:39:20 | 796ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 09:20:07 shown | 678ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 08:39:26 | 980ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 10:59:17 | 6399ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:35:20 | 553ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:33:55 | 685ms | 2 NS 1 A 1 MX | 🔒 Secure |