| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.41.142 | 3600s | linux18.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 |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover-mf.onlinemail.io → 185.21.40.62 |
| 🔶 Autoconfig | autoconfig-mf.onlinemail.io → 185.21.40.62 |
| TXT Record |
|---|
| v=spf1 include:spf.onlinemail.io -all |
| Policy | Record (mr-smed.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 |
| Field | Value |
|---|---|
| Serial | 2023021203 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 14:52:37 | 1497ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-26 14:29:46 | 1145ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-25 20:19:11 | 590ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-26 14:08:33 | 539ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-24 15:07:33 | 2628ms | 2 NS 1 A 2 MX | ⚠️ Bogus | View |
| 2026-06-21 05:12:49 | 1199ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 11:31:49 | 1025ms | 2 NS 1 A 2 MX | 🔒 Secure | View |