| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.is.nl | — | — | — |
| ns02.is.nl | — | — | — |
| ns03.is.nl | — | — | — |
| ns13.kpn.net | — | — | — |
| ns3.kpn.net | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 213.133.34.53 | — | — | AS15879 | Vancis IP B.V. | 213.133.32.0/19 | 🇳🇱 The Netherlands | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | edge.werkonline.nu | 82.201.57.4 | edge004b-z03.hypergrid.nl | AS15879 Vancis IP B.V. |
| 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 | 2022120605 |
| Primary NS (MNAME) | ns3.kpn.net |
| Responsible (RNAME) | zonemaster@kpn.com |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-26 23:54:42 | 3440ms | 5 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-25 12:10:50 | 2285ms | 5 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-24 08:00:00 | 1163ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-24 05:24:45 | 1051ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 03:51:19 | 2137ms | 5 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-16 21:51:58 | 2868ms | 5 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-16 21:40:43 | 1000ms | 5 NS 1 A 1 MX | 🔓 Insecure | View |