| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.sizeit.se | 5.178.78.61 | 5-178-78-61-static.glesys.net | AS42708 Glesys AB |
| ns2.sizeit.se | 5.178.78.62 | 5-178-78-62-static.glesys.net | AS42708 Glesys AB |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 5.178.78.57 | 3600s | 5-178-78-57-static.glesys.net | AS42708 | Glesys AB | 5.178.72.0/21 | 🇸🇪 Sweden | Stockholm |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 5 | 600s | smtp3.mail.sizeit.se | 5.178.78.57 | 5-178-78-57-static.glesys.net | AS42708 Glesys AB |
| 10 | 600s | smtp4.mail.sizeit.se | 5.178.78.59 | 5-178-78-59-static.glesys.net | AS42708 Glesys AB |
| 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 | 2025062900 |
| Primary NS (MNAME) | ns1.sizeit.se |
| Responsible (RNAME) | hostmaster@sizeit.se |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 600s |