dadanet.dk is a .dk domain served by 3 nameservers (ns1.c-system.dk, ns2.c-system.dk, ns3.c-system.dk). It was registered on 19 November 2019 (WHOIS) and 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 dadanet-dk.mail.protection.outlook.com. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.c-system.dk | 49.12.60.90 | ns1.c-system.dk | AS24940 Hetzner Online GmbH |
| ns2.c-system.dk | 49.12.60.94 | ns2.c-system.dk | AS24940 Hetzner Online GmbH |
| ns3.c-system.dk | 130.162.220.97 | — | AS31898 Oracle Corporation |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 49.12.60.83 | 38400s | web01.c-system.dk | AS24940 | Hetzner Online GmbH | 49.12.0.0/15 | 🇩🇪 Germany | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms88964775 |
| v=spf1 a:web01.c-system.dk include:spf.protection.outlook.com -all |
| Policy | Record (dadanet.dk) |
|---|---|
| -all (hard fail) | v=spf1 a:web01.c-system.dk include:spf.protection.outlook.com -all |
| www CNAME | dadanet.dk (all on dadanet.dk) → 49.12.60.83 (AS24940) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 2/10 · 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 | 1574174117 |
| Primary NS (MNAME) | ns1.c-system.dk |
| Responsible (RNAME) | hostmaster@c-system.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 38400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2019-11-19 |
| Expires | 2026-11-30 (43d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 15:28:48 shown | 1061ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 01:46:37 | 1132ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-23 06:41:22 | 2362ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 07:34:04 | 1194ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 17:42:10 | 2385ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-19 17:44:14 | 3162ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 23:36:05 | 2909ms | 3 NS 1 A 1 MX | 🔓 Insecure |