| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns4.ports.se | 193.14.90.16 | ns4.ports.se | AS1257 Tele2 SWIPnet |
| ns5.ports.se | 193.12.211.20 | ns5.ports.se | AS1257 Tele2 SWIPnet |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mx.portsit.net | 193.12.211.65 | mx.portsit.net | AS1257 Tele2 SWIPnet |
| 10 | 600s | mx.portsit.se | 193.14.90.100 | mx.portsit.se | AS1257 Tele2 SWIPnet |
| 20 | 600s | mx.portsit.com | 94.237.29.21 | mx.portsit.com | AS202053 UpCloud Ltd |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 9 |
| Primary NS (MNAME) | ns4.ports.se |
| Responsible (RNAME) | hostmaster@ports.se |
| Refresh | 3600s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-28 01:51:51 | 741ms | 2 NS 0 A 3 MX | 🔓 Insecure | View |
| 2026-06-29 01:59:28 | 816ms | 2 NS 0 A 3 MX | 🔓 Insecure | View |
| 2026-06-23 20:50:06 | 2269ms | 2 NS 0 A 3 MX | 🔓 Insecure | View |
| 2026-06-23 11:39:25 | 1070ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-19 10:45:48 | 9095ms | 2 NS 0 A 3 MX | 🔓 Insecure | View |
| 2026-06-17 05:55:15 | 1218ms | 2 NS 0 A 3 MX | 🔓 Insecure | View |