| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.41.130 | 600s | linux102.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | xn--struerhndbold-vfb.dk → 185.21.41.130 |
| 🔶 Autoconfig | xn--struerhndbold-vfb.dk → 185.21.41.130 |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.struerhåndbold.dk | xn--struerhndbold-vfb.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082701 |
| 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 18:15:21 | 509ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-28 00:44:47 | 16488ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 23:33:51 | 664ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-28 07:41:02 | 989ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 15:49:32 | 521ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 03:16:09 | 1423ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-25 01:21:49 | 515ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-23 10:36:47 | 417ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 06:51:54 | 781ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 05:32:54 | 1175ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-18 03:37:27 | 663ms | 2 NS 1 A 0 MX | 🔒 Secure | View |