| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2.104.187.162 | 43200s | 2-104-187-162-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 2.104.0.0/14 | 🇩🇰 Denmark | — |
| 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 | 2026090201 |
| 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 | |
|---|---|---|---|---|
| 2026-09-03 15:51:20 | 408ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-06 01:06:00 | 903ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-21 05:47:51 | 4512ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 19:42:51 | 553ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-27 06:36:45 | 530ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 22:45:09 | 1300ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 20:16:26 | 554ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 09:44:53 | 649ms | 2 NS 1 A 0 MX | 🔒 Secure | View |