| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 5.103.37.111 | 600s | cpanel01.ctrl-it.dk | AS44869 | FIBIA P/S | 5.103.0.0/16 | 🇩🇰 Denmark | Holbæk |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | xn--tvillingehj-pgb.dk → 5.103.37.111 |
| 🔶 Autoconfig | xn--tvillingehj-pgb.dk → 5.103.37.111 |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.tvillingehøj.dk | xn--tvillingehj-pgb.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026080901 |
| 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 10:44:00 | 4665ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-18 12:03:13 | 664ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-11 11:20:25 | 768ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-03 00:46:32 | 1962ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 10:58:23 | 874ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-24 20:29:41 | 346ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-24 01:47:08 | 5082ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-22 03:37:44 | 1145ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 00:53:35 | 995ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 06:15:08 | 2642ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 14:43:40 | 1120ms | 2 NS 1 A 0 MX | 🔒 Secure | View |