| 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 | |
|---|---|---|---|---|
| 2026-08-25 16:44:24 | 4676ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-13 02:37:35 | 2334ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-18 13:55:52 | 614ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-14 16:07:54 | 573ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 10:22:42 | 1233ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-27 00:29:49 | 679ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 12:55:35 | 2327ms | 2 NS 1 A 0 MX | 🔒 Secure | View |