| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 188.176.15.56 | 43200s | 188-176-15-56-cable.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 188.176.0.0/13 | 🇩🇰 Denmark | Jægerspris |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 188.176.15.56 |
| 🔶 Autoconfig | 188.176.15.56 |
| 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 | |
|---|---|---|---|---|
| 2026-08-12 15:55:35 | 592ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-19 17:19:14 | 516ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-12 23:34:34 | 698ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-03 00:25:39 | 587ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 02:23:19 | 457ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 02:46:09 | 356ms | 2 NS 1 A 0 MX | 🔒 Secure | View |