| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.198.138.240 | 3600s | — | AS51167 | Contabo GmbH | 91.198.138.0/24 | 🇫🇷 France | Lauterbourg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 900s | mail.stefansk.dk | 91.198.138.54 | mail.nnhosting.eu | AS51167 Contabo GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 91.198.138.240 |
| 🔶 Autoconfig | 91.198.138.240 |
| TXT Record |
|---|
| TXT v=spf1 a mx ~all |
| v=spf1 include:spf.nnhosting.eu -all |
| Policy | Record (stefansk.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.nnhosting.eu -all |
| Policy | Record (_dmarc.stefansk.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100; rua=mailto:stefansk@stefansk.dk; sp=none; aspf=r; |
| 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 | 2016042628 |
| Primary NS (MNAME) | ns1.nordicnumber.com |
| Responsible (RNAME) | hostmaster@nordicnumber.com |
| Refresh | 900s |
| Retry | 600s |
| Expire | 900s |
| Minimum (neg-cache TTL) | 900s |