| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.41.198 | 3600s | web135.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| 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 09:52:38 | 833ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-26 17:30:45 | 678ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-19 07:26:57 | 2049ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-15 01:13:04 | 733ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-26 22:35:39 | 4828ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-07-23 19:51:04 | 4972ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-06-26 23:55:16 | 637ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-06-24 10:05:25 | 1067ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-06-20 16:36:40 | 1125ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 01:33:26 | 1001ms | 2 NS 1 A 4 MX | 🔒 Secure | View |
| 2026-06-17 18:07:59 | 911ms | 2 NS 1 A 4 MX | 🔒 Secure | View |