| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 37.230.100.154 | 43200s | polpoets.mottebol.nl | AS20857 | Signet B.V. | 37.230.96.0/21 | 🇳🇱 The Netherlands | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:348:92:649a::1 | 43200s | polpoets.mottebol.nl | AS20857 | Signet B.V. | 2a02:348:80:0:0:0:0:0/43 | 🇳🇱 The Netherlands | — |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081201 |
| 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 | |
|---|---|---|---|---|
| 2026-08-14 11:32:33 | 4852ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-12 22:31:46 | 4496ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-18 15:44:04 | 784ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-14 07:36:57 | 8696ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 11:03:41 | 1556ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 21:46:16 | 499ms | 0 NS 0 A 0 MX | 🔒 Secure | View |
| 2026-06-18 18:36:44 | 751ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 16:57:49 | 281ms | 0 NS 0 A 0 MX | 🔒 Secure | View |
| 2026-06-17 16:52:42 | 7100ms | 2 NS 1 A 0 MX | 🔒 Secure | View |