| 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 | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 38400s | mailgw1.c-system.dk | 49.12.60.84 | mailgw1.c-system.dk | AS24940 Hetzner Online GmbH |
| TXT Record |
|---|
| v=spf1 a mx a:mailgw1.c-system.dk a:web01.c-system.dk -all |
| Policy | Record (græstedmarked.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx a:mailgw1.c-system.dk a:web01.c-system.dk -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 | 2018033006 |
| Primary NS (MNAME) | ns1.c-system.dk |
| Responsible (RNAME) | admin@c-system.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1309600s |
| Minimum (neg-cache TTL) | 38400s |