| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 89.23.255.235 | 600s | 89-23-255-235.ip4.fiberby.net | AS42541 | Fiberby ApS | 89.23.224.0/19 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx0.bryggernet.dk | 89.23.255.233 | 89-23-255-233.ip4.fiberby.net | AS42541 Fiberby ApS |
| 20 | 3600s | mx1.bryggernet.dk | 89.23.255.229 | 89-23-255-229.ip4.fiberby.net | AS42541 Fiberby ApS |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 46.30.215.191 |
| 🔶 Autoconfig | 46.30.215.191 |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026032401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 19:48:35 | 630ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-27 01:07:51 | 9647ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-25 23:30:02 | 10357ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-07-02 01:19:22 | 1192ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-07-02 00:36:07 | 899ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-16 17:24:02 | 486ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-16 17:20:40 | 613ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |