| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.42.180 | 43200s | vm0880.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 | 2026081001 |
| 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 05:11:51 | 495ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-26 23:15:03 | 1028ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-10 21:24:32 | 615ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-16 15:04:11 | 704ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-12 16:42:34 | 9449ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-10 12:34:01 | 4553ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-04 12:10:33 | 755ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 23:08:17 | 2296ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-23 22:33:56 | 292ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 11:40:57 | 337ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-21 13:01:13 | 924ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-18 18:21:15 | 692ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 15:07:28 | 269ms | 0 NS 0 A 0 MX | ❓ Unknown | View |