| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 82.103.137.218 | 43200s | e82-103-137-218s.cust.asergo.com | AS30736 | Asergo Holding ApS | 82.103.128.0/18 | 🇩🇰 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 | 2026080801 |
| 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 | |
|---|---|---|---|---|
| 2026-08-26 12:53:37 | 707ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-09 12:28:59 | 790ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-10 12:40:40 | 2642ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-29 07:27:15 | 606ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 12:44:20 | 528ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 13:54:45 | 5206ms | 2 NS 1 A 0 MX | 🔒 Secure | View |