| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 66.6.44.4 | 43200s | — | AS2635 | Automattic, Inc | 66.6.40.0/21 | 🇺🇸 United States | Ashburn |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 66.6.44.4 |
| 🔶 Autoconfig | 66.6.44.4 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081301 |
| 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 | |
|---|---|---|---|---|
| 2026-08-15 00:42:04 | 8775ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-15 10:23:59 | 620ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-22 10:32:19 | 1772ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-19 11:25:04 | 1873ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 04:46:11 | 638ms | 2 NS 1 A 0 MX | 🔒 Secure | View |