| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 212.37.155.154 | 600s | 212-37-155-154.norlyscustomer.net | AS39642 | Sinal A/S | 212.37.128.0/19 | 🇩🇰 Denmark | Ribe |
| 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 | 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 08:59:58 | 598ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-27 04:54:43 | 928ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-10 14:50:04 | 600ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-11 13:30:21 | 2678ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 14:25:09 | 432ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 07:31:18 | 794ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 12:04:38 | 855ms | 2 NS 1 A 0 MX | 🔒 Secure | View |