| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.itmaster.net | 162.55.22.237 | web1.itmaster.net | AS24940 Hetzner Online GmbH |
| ns2.itmaster.net | 65.108.58.212 | ns2.itmaster.net | AS24940 Hetzner Online GmbH |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 162.55.22.237 | 3600s | web1.itmaster.net | AS24940 | Hetzner Online GmbH | 162.55.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | 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 | 143 | mail.itmaster.net |
| TXT Record |
|---|
| klaviyo-site-verification=ReZUaq |
| v=spf1 +a +mx +a:mail.halbooking.dk +a:spf.itmaster.net -all |
| Policy | Record (helle-hallen.dk) |
|---|---|
| -all (hard fail) | v=spf1 +a +mx +a:mail.halbooking.dk +a:spf.itmaster.net -all |
| Policy | Record (_dmarc.helle-hallen.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; adkim=s; aspf=s |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.helle-hallen.dk | XObftOgio0Ea0rNAaLUD_WjrcWTq1qutTMHkEjuAErw |
| 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 | 2026070502 |
| Primary NS (MNAME) | ns1.itmaster.net |
| Responsible (RNAME) | lars@hellehallen.dk |
| Refresh | 3600s |
| Retry | 600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 10800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-07-05 18:51:28 | 9174ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-02 23:03:09 | 946ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-27 13:44:38 | 1958ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-25 10:08:18 | 3780ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-24 20:08:44 | 656ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-20 11:34:23 | 2185ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 11:13:43 | 599ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 11:10:44 | 1001ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |