| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 217.145.53.130 | 600s | radivs01.dedicated.surftown.com | AS47292 | Sentia Denmark A/S | 217.145.48.0/21 | 🇩🇰 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 | 2026090501 |
| 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 | |
|---|---|---|---|---|
| 2026-09-10 14:51:26 | 644ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-26 22:09:38 | 637ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-07 15:07:16 | 816ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-08 16:37:23 | 654ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-29 09:59:49 | 611ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 06:06:00 | 557ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 01:20:49 | 1171ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-18 01:13:51 | 819ms | 2 NS 1 A 0 MX | 🔒 Secure | View |