| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.40.103 | 3600s | vm0934.enterprisecloud.nu | 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 | 2026082601 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 00:26:31 | 781ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-19 07:58:20 | 4592ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-26 16:06:39 | 2536ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-10 18:34:24 | 4561ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 18:45:59 | 490ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 04:02:23 | 660ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-22 18:11:43 | 1178ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 05:57:03 | 685ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-22 04:12:01 | 900ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 03:23:17 | 408ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 05:56:30 | 757ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-18 08:09:12 | 502ms | 2 NS 1 A 0 MX | 🔒 Secure | View |