| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 37.252.120.29 | 3600s | hel.procore.dk | AS196752 | Tilaa B.V. | 37.252.120.0/21 | 🇳🇱 The Netherlands | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026080801 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-08 21:59:39 | 1143ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-12 02:37:35 | 4572ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-10 21:25:59 | 712ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-04 18:14:09 | 4435ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 09:35:04 | 829ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-17 14:05:18 | 1144ms | 2 NS 1 A 0 MX | 🔒 Secure | View |