ossn.dk is a .dk domain served by 4 nameservers (ns1-08.azure-dns.com, ns2-08.azure-dns.net, ns3-08.azure-dns.org and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.136.253.152 is hosted by UpCloud Ltd (AS202053) in United Kingdom. Mail is handled by mail.ossn.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 83.136.253.152 | 3600s | 83-136-253-152.uk-lon1.upcloud.host | AS202053 | UpCloud Ltd | 83.136.248.0/21 | 🇬🇧 United Kingdom | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.ossn.dk | 83.136.253.152 | 83-136-253-152.uk-lon1.upcloud.host | AS202053 UpCloud Ltd |
| www | 83.136.253.152 (AS202053) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 | 1 |
| Primary NS (MNAME) | ns1-08.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 14:47:51 shown | 1849ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-21 11:18:22 | 557ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-30 12:37:29 | 1089ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-23 03:58:06 | 1171ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 15:38:57 | 926ms | 4 NS 1 A 1 MX | 🔓 Insecure |