| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 136.243.165.212 | 86400s | static.212.165.243.136.clients.your-server.de | AS24940 | Hetzner Online GmbH | 136.243.0.0/16 | 🇩🇪 Germany | Nuremberg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx01.hornetsecurity.com | 94.100.132.8 | mx01.hornetsecurity.com | AS25394 MK Netzdienste GmbH & Co. KG |
| 20 | 86400s | mx02.hornetsecurity.com | 94.100.136.8 | mx02.hornetsecurity.com | AS24679 kyberio GmbH |
| 30 | 86400s | mx03.hornetsecurity.com | 94.100.134.8 | mx03.hornetsecurity.com | AS12676 HKN GmbH |
| 40 | 86400s | mx04.hornetsecurity.com | 94.100.136.7 | mx04.hornetsecurity.com | AS24679 kyberio GmbH |
| TXT Record |
|---|
| MS=ms40074595 |
| v=spf1 ip4: include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:spf.hornetsecurity.com -all |
| Policy | Record (stauf.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4: include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:spf.hornetsecurity.com -all |
| Policy | Record (_dmarc.stauf.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:administrator@stauf.de;ruf=mailto:administrator@stauf;ri=86400;aspf=s;adkim=s;fo=1; |
| 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 | 2025042403 |
| Primary NS (MNAME) | ns1.routing.net |
| Responsible (RNAME) | hostmaster@stauf.dk |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 900s |