| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 188.179.198.138 | 43200s | 188-179-198-138-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 188.176.0.0/13 | 🇩🇰 Denmark | Herlev |
| 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 | 2026080901 |
| 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 | |
|---|---|---|---|---|
| 2026-09-02 17:13:49 | 2441ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-11 19:03:41 | 728ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-22 09:48:33 | 4551ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-15 14:05:23 | 590ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-12 20:32:25 | 546ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 02:21:00 | 601ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 15:09:45 | 592ms | 2 NS 1 A 0 MX | ❓ Unknown | View |