vif-isolering.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 25 November 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 173.249.53.245 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by mx1.scannet.dk, mx2.scannet.dk. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 173.249.53.245 | 43200s | vmi749527.contaboserver.net | AS51167 | Contabo GmbH | 173.249.0.0/18 | 🇫🇷 France | Lauterbourg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 21600s | mx1.scannet.dk | 46.36.210.150 | mx1.scannet.dk | AS48854 team.blue Denmark A/S |
| 20 | 21600s | mx2.scannet.dk | 94.231.106.222 | mx2.scannet.dk | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 173.249.53.245 |
| 🔶 Autoconfig | 173.249.53.245 |
| TXT Record |
|---|
| v=spf1 include:mailgun.org include:vif-isolering.dk include:spf.scannet.dk ~all |
| Policy | Record (vif-isolering.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:mailgun.org include:vif-isolering.dk include:spf.scannet.dk ~all |
| www | 104.21.67.168 172.67.178.127 2606:4700:3030::ac43:b27f 2606:4700:3034::6815:43a8 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network vif-isolering.dk: 104.21.67.168 172.67.178.127 2606:4700:3030::ac43:b27f 2606:4700:3034::6815:43a8 (AS13335) www.vif-isolering.dk: 104.21.67.168 172.67.178.127 2606:4700:3030::ac43:b27f 2606:4700:3034::6815:43a8 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 18/10 · policy: ~all
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | broken trust chain resolving 'vif-isolering.dk/DS/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2026032401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Greait |
| Registered | 1997-11-25 |
| Expires | 2026-12-31 (72d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 00:54:32 | 834ms | 2 NS 2 A 2 MX | 🔒 Secure |
| 2026-09-22 20:08:15 | 1909ms | 2 NS 2 A 2 MX | 🔒 Secure |
| 2026-09-07 12:48:43 | 993ms | 2 NS 2 A 2 MX | 🔒 Secure |
| 2026-08-26 01:52:31 | 771ms | 2 NS 2 A 2 MX | 🔒 Secure |
| 2026-08-24 21:46:19 | 1151ms | 2 NS 2 A 2 MX | 🔒 Secure |
| 2026-08-14 22:12:15 | 3620ms | 2 NS 2 A 2 MX | 🔒 Secure |
| 2026-07-21 10:56:58 | 9077ms | 2 NS 2 A 2 MX | 🔒 Secure |
| 2026-06-26 23:28:58 | 847ms | 2 NS 2 A 2 MX | 🔒 Secure |
| 2026-06-24 17:11:33 shown | 2587ms | 2 NS 1 A 2 MX | ⚠️ Bogus |
| 2026-06-23 04:53:15 | 913ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 19:06:38 | 2837ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 16:39:00 | 6001ms | 2 NS 1 A 2 MX | 🔒 Secure |