| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| dns-a.duelhost.dk | 138.201.61.68 | cde3.duelhost.dk | AS24940 Hetzner Online GmbH |
| dns-b.duelhost.dk | 195.201.247.10 | dns-b.duelhost.dk | AS24940 Hetzner Online GmbH |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 138.201.61.68 | 3600s | cde3.duelhost.dk | AS24940 | Hetzner Online GmbH | 138.201.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (kertemindecamping.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| 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 | 2026081603 |
| Primary NS (MNAME) | dns-a.duelhost.dk |
| Responsible (RNAME) | hostmaster@kertemindecamping.dk |
| Refresh | 3600s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 21:41:09 | 9980ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-17 14:49:04 | 3925ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-27 13:00:15 | 1926ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-27 01:31:38 | 857ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-24 14:01:18 | 930ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-19 15:02:16 | 1067ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-17 11:57:46 | 1058ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |