| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 76.76.21.21 | 3600s | — | AS16509 | Amazon.com, Inc. | 76.76.21.0/24 | 🇺🇸 United States | Walnut |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | cmail.photonhost.com | 62.75.203.106 | cmail.photonhost.com | AS29066 velia.net Internetdienste GmbH |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026090101 |
| 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 18:42:00 | 654ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-09-04 10:20:55 | 4891ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-27 01:05:01 | 1002ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-05 19:01:31 | 1524ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-27 20:49:41 | 890ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 20:44:27 | 1505ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 23:16:02 | 601ms | 2 NS 1 A 1 MX | 🔒 Secure | View |