| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 204.74.99.100 | 300s | crs.ultradns.net | AS19905 | Vercara, LLC | 204.74.99.0/24 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mailnull.berggren.fi | 79.134.105.230 | mail.berggren.fi | AS16302 Suomi Communications Oy |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2018112311 |
| Primary NS (MNAME) | edns8.ultradns.com |
| Responsible (RNAME) | hostmaster@berggren.fi |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-07-23 01:49:48 | 25509ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-26 18:22:46 | 2300ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-20 17:15:14 | 1938ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-19 12:14:28 | 732ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-16 19:46:27 | 508ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |