| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.104.232.108 | 43200s | 87-104-232-108-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 87.104.232.0/24 | 🇩🇰 Denmark | Kolding |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.fredericiarevisorerne.dk | 212.242.188.32 | — | AS9158 Telenor A/S |
| 20 | 43200s | mailgate.cybercity.dk | 212.88.64.50 | relay.telenor.dk | AS9158 Telenor A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | fredericiarevisorerne.dk → 87.104.232.108 |
| 🔶 Autoconfig | fredericiarevisorerne.dk → 87.104.232.108 |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.fredericiarevisorerne.dk | fredericiarevisorerne.dk |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 03:42:59 | 1048ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-26 03:10:35 | 838ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-15 02:49:43 | 5389ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-16 11:34:29 | 4911ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-15 04:46:15 | 1208ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-26 01:42:23 | 2665ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 10:14:28 | 1994ms | 2 NS 1 A 2 MX | 🔒 Secure | View |