| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 146.66.86.136 | 43200s | 146-66-86-136.no-dns-yet.in-addr.zen.co.uk | AS13037 | Zen Internet Ltd | 146.66.64.0/18 | 🇬🇧 United Kingdom | Rochdale |
| 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 | 2026083001 |
| 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 | |
|---|---|---|---|---|
| 2026-09-01 03:08:53 | 676ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-26 19:51:27 | 594ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-26 15:36:10 | 602ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-28 05:56:04 | 9081ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-26 04:05:44 | 615ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-23 01:59:27 | 4721ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-28 16:39:03 | 1376ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-27 04:43:55 | 697ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-19 19:46:10 | 660ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 12:41:48 | 556ms | 2 NS 1 A 0 MX | 🔒 Secure | View |