| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.104.221.34 | 43198s | 87-104-221-34-static.dk.customer.tdc.net | AS6797 | GlobalConnect AB | 87.104.192.0/19 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 87.104.221.34 |
| 🔶 Autoconfig | 87.104.221.34 |
| 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 | |
|---|---|---|---|---|
| 2026-08-25 19:23:32 | 2378ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-11 14:02:23 | 1836ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-18 07:28:26 | 2151ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-12 08:58:08 | 619ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 23:46:48 | 603ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 12:49:23 | 990ms | 2 NS 1 A 0 MX | 🔒 Secure | View |