| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 136.144.221.72 | 600s | 136-144-221-72.colo.transip.net | AS20857 | Signet B.V. | 136.144.128.0/17 | 🇳🇱 The Netherlands | Groningen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 136.144.221.72 |
| 🔶 Autoconfig | 136.144.221.72 |
| 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 | 2026072001 |
| Primary NS (MNAME) | ns01.hostnet.nl |
| Responsible (RNAME) | hostmaster@hostnet.nl |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-26 16:50:16 | 537ms | 2 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-07-21 07:05:00 | 9579ms | 2 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-06-25 02:46:05 | 2420ms | 2 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-06-21 10:45:44 | 1156ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-21 04:21:40 | 1773ms | 2 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-06-20 13:50:22 | 476ms | 2 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-06-17 15:29:38 | 467ms | 2 NS 1 A 0 MX | 🔓 Insecure | View |