| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.40.74 | 600s | linux82.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 | 2026081401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2026-04-09 |
| Expires | 2027-04-08 (217d) |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-28 06:20:44 | 573ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-15 01:48:06 | 660ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-08 20:01:51 | 586ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-14 21:36:28 | 9673ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 03:19:54 | 1052ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 22:54:04 | 2357ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 22:32:19 | 981ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-16 13:53:26 | 396ms | 2 NS 1 A 0 MX | 🔒 Secure | View |