| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 139.162.157.208 | 3600s | 139-162-157-208.ip.linodeusercontent.com | AS63949 | Akamai Connected Cloud | 139.162.0.0/16 | 🇩🇪 Germany | Frankfurt am Main |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 139.162.157.208 |
| 🔶 Autoconfig | 139.162.157.208 |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026090301 |
| 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 | |
|---|---|---|---|---|
| 2026-09-04 01:21:02 | 626ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-07 14:00:46 | 6510ms | 2 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-07-07 04:28:19 | 734ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-05 04:47:36 | 646ms | 1 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-04 04:47:20 | 754ms | 1 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-03 22:04:14 | 373ms | 1 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-02 20:57:20 | 606ms | 1 NS 0 A 0 MX | ❓ Unknown | View |