Enter a hostname below for checking its DNS-records on various nameservers.
| Type | Google (8.8.8.8) | Quad9 (9.9.9.9) |
|---|---|---|
| PTR | 21600 SURFnet-CIDR-Block-IV.invalid. | 43200 SURFnet-CIDR-Block-IV.invalid. |
| TXT | 21600 Reverse 192.87.0.0/16 - SURFnet CIDR Block IV | 43200 Reverse 192.87.0.0/16 - SURFnet CIDR Block IV |
| Status | NOERROR | NOERROR |
| Time | 49 ms | 65 ms |