| 77.221.32.0/22 | Microsystem-Kecskemet Network |  |
| 77.221.32.0/23 | Microsystem-Kecskemet Network | |
| 77.221.34.0/23 | Microsystem-Kecskemet Network | |
| 77.221.43.0/24 | Microsystem-Kecskemet | |
| 77.221.44.0/23 | ZT Network access | |
| 77.221.46.0/23 | Microsystem-Kecskemet | |
| 77.221.52.0/23 | Microsystem access network allocation | |
| 77.221.54.0/23 | Microsystem-Kecskemet | |
| 77.221.56.0/23 | Microsystem-Kecskemet | |
| 77.221.62.0/24 | Microsystem-Kecskemet | |
| 85.119.8.0/21 | Microsystem-Kecskemet | |
| 87.229.36.0/24 | Budapest, Hungary, Aso utca 28 | |
| 87.229.37.0/24 | Budapest, Hungary, Aso utca 28 | |
| 89.107.254.0/24 | 8073, Csakbereny, Bajcsy-Zsilinszky utca 88. | |
| 185.223.16.0/23 | Microsystem-Kecskemet | |
| 185.223.18.0/23 | Microsystem-Kecskemet | |
| 193.110.83.0/24 | Microsystem-Kecskemet | |
| 193.111.224.0/24 | Microsystem-Kecskemet | |
| 193.188.193.0/24 | Microsystem-Kecskemet | |
| 193.188.194.0/24 | Microsystem-Kecskemet | |
| 195.184.4.0/24 | Microsystem-Kecskemet Kft Server network | |