| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.229.203.50 | 43200s | — | AS216275 | Netnoerden ApS | 91.229.203.0/24 | 🇩🇰 Denmark | Virum |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 91.229.203.50 |
| 🔶 Autoconfig | 91.229.203.50 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026080801 |
| 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 | |
|---|---|---|---|---|
| 2026-08-28 02:56:58 | 2540ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-16 15:34:34 | 4736ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-10 13:26:40 | 3489ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-21 23:49:32 | 4623ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-11 15:51:18 | 575ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 13:48:39 | 615ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 14:22:55 | 1155ms | 2 NS 1 A 0 MX | 🔒 Secure | View |