| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.194.37.131 | 43200s | — | AS62319 | Itm8 A/S | 91.194.36.0/23 | 🇩🇰 Denmark | Viby J |
| 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 | 2026082501 |
| 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 | |
|---|---|---|---|---|
| 2026-08-25 07:15:15 | 871ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-25 20:19:39 | 842ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-17 07:08:08 | 4940ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 14:28:04 | 602ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 17:08:52 | 1570ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 09:11:01 | 565ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-21 09:18:33 | 419ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 11:48:41 | 516ms | 2 NS 1 A 0 MX | 🔒 Secure | View |