| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.40.12 | 3600s | prolinux100.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.onlinemail.io | 185.21.42.12 | mx1.onlinemail.io | AS48854 team.blue Denmark A/S |
| 20 | 3600s | mx2.onlinemail.io | 46.36.208.16 | mx2.onlinemail.io | AS48854 team.blue Denmark A/S |
| TXT Record |
|---|
| v=spf1 include:spf.onlinemail.io -all |
| Policy | Record (avhuse.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.onlinemail.io -all |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Key type | Algorithm | Public key |
|---|---|---|
| KSK | ECDSA P-256/SHA-256 | 1UdI7Dfozk+osC9TJhZZeptTg/j1IR3InCRwSUga… |
| Field | Value |
|---|---|
| Serial | 2025052001 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-01 13:46:09 | 6507ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-24 22:09:37 | 507ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-20 22:12:33 | 902ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-20 15:55:40 | 1139ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-16 13:54:11 | 564ms | 2 NS 1 A 2 MX | 🔒 Secure | View |