| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| hera.x.cuci.nl | 212.125.128.1 | hera.cuci.nl | AS5419 Cubic Circle B.V. |
| hermes.x.cuci.nl | 212.125.128.2 | hermes.cuci.nl | AS5419 Cubic Circle B.V. |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 4 | 86400s | mx1.cuci.nl | 212.125.129.164 | mx1.cuci.nl | AS5419 Cubic Circle B.V. |
| 8 | 86400s | mxbackup.cuci.nl | 212.125.128.3 | mxbackup.cuci.nl | AS5419 Cubic Circle B.V. |
| 16 | 86400s | spambackup.cuci.nl | 212.125.128.6 | spambackup.cuci.nl | AS5419 Cubic Circle B.V. |
| TXT Record |
|---|
| v=spf1 include:_spf.cuci.nl -all |
| Policy | Record (onesietilbud.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.cuci.nl -all |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2025061304 |
| Primary NS (MNAME) | hera.x.cuci.nl |
| Responsible (RNAME) | hostmaster@cuci.nl |
| Refresh | 28800s |
| Retry | 900s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 900s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-28 07:33:42 | 826ms | 2 NS 0 A 3 MX | 🔓 Insecure | View |
| 2026-08-25 15:45:10 | 10175ms | 2 NS 0 A 3 MX | 🔓 Insecure | View |
| 2026-06-28 11:03:09 | 2559ms | 2 NS 0 A 3 MX | 🔓 Insecure | View |
| 2026-06-25 08:00:24 | 1354ms | 2 NS 0 A 3 MX | 🔓 Insecure | View |
| 2026-06-18 09:29:40 | 2559ms | 2 NS 0 A 3 MX | 🔓 Insecure | View |