| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 80.167.221.241 | 900s | 80-167-221-241-cable.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 80.160.0.0/13 | 🇩🇰 Denmark | Beder |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 16:32:11 | 586ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-26 23:47:57 | 655ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-11 09:23:29 | 638ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-15 05:29:53 | 611ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-11 09:32:38 | 2187ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-18 21:00:09 | 600ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-18 06:29:31 | 431ms | 2 NS 1 A 0 MX | 🔒 Secure | View |