These entries are queried from radb.net using whois, you can try my project getting these.
:AS17530 route: 59.191.128.0/18 origin: AS17530 descr: Nihon Network Service Co,.Ltd. mnt-by: MAINT-AS17683 changed: nic-db [at] wintech-com.jp 20211110 #01:00:09Z source: RADB last-modified: 2023-11-13T16:08:39Z rpki-ov-state: valid route: 61.193.128.0/20 origin: AS17530 descr: Nihon Network Service Co,.Ltd. mnt-by: MAINT-AS17683 changed: nic-db [at] wintech-com.jp 20211110 #00:59:26Z source: RADB last-modified: 2023-11-13T16:08:39Z rpki-ov-state: valid route: 64.63.64.0/18 descr: Nihon Network Service Co,.Ltd. origin: AS17530 notify: nic-db [at] wintech-com.jp mnt-by: MAINT-AS17683 changed: nic-db [at] wintech-com.jp 20231002 source: JPIRR rpki-ov-state: valid route: 64.63.64.0/18 descr: Nihon Network Service Co,.Ltd. origin: AS17530 mnt-by: MAINT-AS17683 changed: nic-db [at] wintech-com.jp 20170719 #01:43:14Z source: RADB last-modified: 2023-11-13T15:51:17Z rpki-ov-state: valid route: 122.201.0.0/21 origin: AS17530 descr: Nihon Network Service Co,.Ltd. mnt-by: MAINT-AS17683 changed: nic-db [at] wintech-com.jp 20211110 #01:00:53Z source: RADB last-modified: 2023-11-13T16:08:39Z rpki-ov-state: valid route6: 2401:bf00::/32 descr: Nihon Network Service Co,.Ltd. origin: AS17530 notify: nic-db [at] wintech-com.jp mnt-by: MAINT-AS17683 changed: nic-db [at] wintech-com.jp 20240305 source: JPIRR rpki-ov-state: valid route6: 2401:bf00::/32 descr: Nihon Network Service Co,.Ltd. origin: AS17530 mnt-by: MAINT-AS17683 changed: nic-db [at] wintech-com.jp 20161025 #03:10:37Z source: RADB last-modified: 2023-11-13T15:49:55Z rpki-ov-state: valid