| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 13.53.155.81 | 600s | ec2-13-53-155-81.eu-north-1.compute.amazonaws.com | AS16509 | Amazon.com, Inc. | 13.32.0.0/11 | 🇸🇪 Sweden | Stockholm |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 13.53.155.81 |
| 🔶 Autoconfig | 13.53.155.81 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081201 |
| 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 | |
|---|---|---|---|---|
| 2026-08-28 01:09:59 | 626ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-12 15:46:59 | 663ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-18 13:52:17 | 637ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-15 18:00:05 | 665ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 13:54:06 | 631ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-28 05:28:52 | 521ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-23 21:43:39 | 1178ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 19:44:23 | 480ms | 2 NS 1 A 0 MX | 🔒 Secure | View |