| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 213.184.85.20 | 3600s | nlsh04.h4r-infra.net | AS59795 | PerfGrid | 213.184.84.0/23 | 🇳🇱 The Netherlands | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 213.184.85.20 |
| 🔶 Autoconfig | 213.184.85.20 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a09:3a00:3020::1 | 3600s | nlsh04.h4r-infra.net | AS59795 | PerfGrid | 2a09:3a00:3000:0:0:0:0:0/40 | 🇳🇱 The Netherlands | — |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.bestpracticeit.dk | aa6003bd-f837-47cd-8bea-336fde44a7ac.auth.acme-challenge.dk |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2025012902 |
| Primary NS (MNAME) | ns1.dnscluster.dk |
| Responsible (RNAME) | hostmaster@bestpracticeit.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-31 20:39:57 | 2112ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-27 01:16:16 | 9972ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-02 13:34:13 | 3618ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-19 12:53:11 | 3339ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-16 14:24:49 | 772ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |