oesterhus.dk is a .dk domain served by 2 nameservers (dns1.cscdns.net, dns2.cscdns.net). It was registered on 23 August 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.95.245.247 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by oesterhus-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 81.95.245.247 | 14400s | — | AS48854 | team.blue Denmark A/S | 81.95.240.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.101.78.120 |
| TXT Record |
|---|
| MS=ms85767408 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (oesterhus.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.oesterhus.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:dmarc@14kt1cdr.uriports.com; ruf=mailto:dmarc@14kt1cdr.uriports.com; fo=1 |
| www | 81.95.245.247 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| 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 | 2021082007 |
| Primary NS (MNAME) | dns1.cscdns.net |
| Responsible (RNAME) | hostmaster@cscdns.net |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 14400s |
| Field | Value |
|---|---|
| Registrar | CSC Digital Brand Service, Inc |
| Registered | 2021-08-23 |
| Expires | 2027-08-31 (311d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 00:45:53 | 845ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 16:08:46 | 969ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-30 17:40:57 | 868ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 08:37:52 | 1056ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-22 03:14:10 | 640ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-21 19:43:55 | 696ms | 2 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-19 18:30:50 shown | 889ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 05:09:40 | 791ms | 2 NS 1 A 1 MX | 🔓 Insecure |