| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.181.220.134 | 3600s | post.norgaard-it.dk | AS203953 | Hiper A/S | 185.181.220.0/22 | 🇩🇰 Denmark | Holte |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | post.norgaard-it.dk | 207.180.221.186 2a02:c207:2261:7034::1 |
post.norgaard-it.dk post.norgaard-it.dk |
AS51167 Contabo GmbH AS51167 Contabo GmbH |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026080301 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |