| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 83.93.3.222 | 7200s | 83-93-3-222-cable.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 83.93.0.0/17 | 🇩🇰 Denmark | Frederikssund |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 7200s | mail.brevdue.net | 116.203.38.80 | mail.brevdue.net | AS24940 Hetzner Online GmbH |
| Service | CNAME / IP |
|---|---|
| 🔶 Autoconfig | mail.brevdue.net → 116.203.38.80 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 100 | 443 | mail.brevdue.net |
| _imaps._tcp | 0 | 100 | 993 | mail.brevdue.net |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (foensvej10e.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| 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 | 2026011500 |
| Primary NS (MNAME) | ns1.your-server.de |
| Responsible (RNAME) | postmaster@your-server.de |
| Refresh | 86400s |
| Retry | 10800s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 21:36:58 | 2693ms | 3 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-16 07:44:45 | 2078ms | 3 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-03 09:59:10 | 853ms | 3 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-19 18:01:01 | 2716ms | 3 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 09:21:45 | 788ms | 3 NS 1 A 1 MX | 🔓 Insecure | View |