| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2.108.121.214 | 3600s | 2-108-121-214-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 2.108.0.0/15 | 🇩🇰 Denmark | Farum |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081101 |
| 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 | |
|---|---|---|---|---|
| 2026-08-11 17:39:13 | 757ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-18 02:12:36 | 4561ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-15 15:19:45 | 619ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-03 00:33:43 | 1301ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 08:50:46 | 444ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 01:20:41 | 1172ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 10:01:13 | 821ms | 2 NS 1 A 0 MX | 🔒 Secure | View |