| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.62.127.29 | 600s | 0x573e7f1d.static.cust.fastspeed.dk | AS3292 | TDC Holding A/S | 87.62.0.0/15 | 🇩🇰 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 16:32:44 | 601ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-09 07:35:25 | 670ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-28 13:56:57 | 4613ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-10 17:48:31 | 4526ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 18:29:36 | 2491ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-22 17:31:32 | 1204ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-18 05:03:42 | 598ms | 2 NS 1 A 0 MX | 🔒 Secure | View |