| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 149.81.71.99 | 3600s | 63.47.5195.ip4.static.sl-reverse.com | AS36351 | IBM Cloud | 149.81.0.0/16 | 🇺🇸 United States | — |
| 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 | 2026083001 |
| 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 | |
|---|---|---|---|---|
| 2026-08-31 16:44:27 | 4534ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-31 08:41:03 | 1319ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-06 06:58:26 | 662ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-30 00:51:27 | 414ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 17:17:43 | 675ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 05:33:42 | 582ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 22:05:19 | 556ms | 2 NS 1 A 0 MX | 🔒 Secure | View |