| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 37.97.51.116 | 43200s | 37.97.51.116.dynamic.altibox.net | AS214875 | Altibox Danmark AS | 37.97.48.0/21 | 🇩🇰 Denmark | Holstebro |
| 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 | 2026082901 |
| 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 | |
|---|---|---|---|---|
| 2026-08-30 00:18:23 | 841ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-27 12:53:05 | 578ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-08 19:06:33 | 16827ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-31 22:33:25 | 601ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-28 19:13:39 | 804ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 13:00:19 | 1480ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-16 12:51:40 | 1101ms | 2 NS 1 A 0 MX | 🔒 Secure | View |