dsternen.dk is a .dk domain served by 3 nameservers (ns1.c-system.dk, ns2.c-system.dk, ns3.c-system.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.12.60.83 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by dsternen-dk.mail.protection.outlook.com. The zone is of unknown DNSSEC status, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.c-system.dk | — | — | — |
| ns2.c-system.dk | — | — | — |
| ns3.c-system.dk | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 49.12.60.83 | — | web01.c-system.dk | AS24940 | Hetzner Online GmbH | 49.12.0.0/15 | 🇩🇪 Germany | — |
| TXT Record |
|---|
| apple-domain-verification=G5zhLh6aDiMR2iun |
| google-site-verification=rvOX83hRK037B1Jb53pun-0bn9f0COSQ7Ch0ULj6Fcc |
| v=spf1 a mx a:web01.c-system.dk a:web03.c-system.dk ip4:93.161.88.19 ip4:93.161.90.83 ip4:185.158.61.23 include:spf.protection.outlook.com include:spf-eu.emailsignatures365.com -all |
| Policy | Record (dsternen.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx a:web01.c-system.dk a:web03.c-system.dk ip4:93.161.88.19 ip4:93.161.90.83 ip4:185.158.61.23 include:spf.protection.outlook.com include:spf-eu.emailsignatures365.com -all |
| Policy | Record (_dmarc.dsternen.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | dsternen.dk (all on dsternen.dk) → 49.12.60.83 (AS24940) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-dsternen-dk._domainkey.ternen.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 6/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: failure |
| Field | Value |
|---|---|
| Serial | 1583317955 |
| Primary NS (MNAME) | ns1.c-system.dk |
| Responsible (RNAME) | hostmaster@c-system.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 38400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 19:37:14 | 1128ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 08:27:23 | 1437ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-06 14:49:58 | 1815ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 23:30:57 | 1718ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 04:50:43 shown | 1795ms | 3 NS 1 A 1 MX | ❓ Unknown |