resensogn.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 28 June 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. We saw it become registrar-handled on 21 October 2026, when it moved from direct registration at Punktum to ONE.COM A/S. Its website address 185.21.42.66 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by resensogn-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 185.21.42.66 | 43200s | vm1380.enterprisecloud.nu | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 1 | 43200s | resensogn-dk.mail.protection.outlook.com | — | — | — |
| TXT Record |
|---|
| MS=ms78003973 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (resensogn.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.resensogn.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100; |
| www CNAME | resensogn.dk (all on resensogn.dk) → 185.21.42.66 (AS48854) |
| 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 |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026060901 |
| 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 | ONE.COM A/S |
| Registered | 2010-06-28 |
| Expires | 2027-06-30 (251d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 09:56:08 | 1129ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 23:03:34 | 3611ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 21:02:47 | 689ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 13:47:53 | 1243ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 08:55:37 | 826ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-08 23:38:39 | 9093ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-10 13:53:15 | 1331ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 12:23:04 shown | 5222ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 07:24:19 | 1164ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 13:52:40 | 2021ms | 2 NS 1 A 1 MX | 🔒 Secure |