| 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 | |
|---|---|---|---|---|
| 2026-08-27 22:33:33 | 511ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-27 09:26:32 | 554ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-25 00:26:48 | 458ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-10 22:43:24 | 1103ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-16 21:53:39 | 8613ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-10 23:27:42 | 1217ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-04 15:20:17 | 4719ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 08:57:28 | 537ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-22 05:13:03 | 578ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 15:55:28 | 410ms | 2 NS 1 A 0 MX | 🔒 Secure | View |