| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 213.173.247.123 | 43200s | — | AS3308 | Norlys Telco A/S | 213.173.224.0/19 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 213.173.247.123 |
| 🔶 Autoconfig | 213.173.247.123 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081401 |
| 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 19:41:47 | 1595ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-16 19:47:42 | 642ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 22:13:47 | 1751ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 08:24:07 | 1179ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-23 05:02:03 | 718ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 12:17:36 | 431ms | 2 NS 1 A 0 MX | 🔒 Secure | View |