| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 162.55.22.237 | 300s | web1.itmaster.net | AS24940 | Hetzner Online GmbH | 162.55.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.itmaster.net | 142.132.131.220 2a01:4f8:272:2809::5 |
mail.itmaster.net mail.itmaster.net |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _imaps._tcp | 0 | 5 | 993 | mail.itmaster.net |
| TXT Record |
|---|
| tcpshield-network-verification=NXCU4Y7QEHM44CV4SYFLNNE5L3ZLDZC34GRKF3HUXML3QMFFXGHFYKE37C65364TZDZQRFLKNYCWFMBDUXQHBNADPEADJUGJ4MD5SMY= |
| v=spf1 +a:mail.itmaster.net include:eu.mailgun.org -all |
| Policy | Record (firecraft.dk) |
|---|---|
| -all (hard fail) | v=spf1 +a:mail.itmaster.net include:eu.mailgun.org -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 | 2410712688 |
| Primary NS (MNAME) | grace.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 12:01:56 | 9952ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-30 03:47:03 | 21133ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-21 17:46:53 | 8740ms | 2 NS 1 A 1 MX | ❓ Unknown | View |
| 2026-06-27 09:35:46 | 935ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-23 16:52:27 | 1175ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-21 18:43:08 | 471ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-20 18:06:14 | 946ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 09:25:43 | 594ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |