These entries are queried from radb.net using whois, you can try my project getting these.
:AS57743 route: 45.136.52.0/24 origin: AS57743 mnt-by: mnt-ge-greennetworks-1 created: 2019-08-05T18:01:31Z last-modified: 2019-08-05T18:01:31Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 45.136.53.0/24 origin: AS57743 mnt-by: mnt-ge-greennetworks-1 created: 2019-08-05T18:02:03Z last-modified: 2019-08-05T18:02:03Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 45.136.54.0/24 origin: AS57743 mnt-by: mnt-ge-greennetworks-1 created: 2019-08-05T18:02:26Z last-modified: 2019-08-05T18:02:26Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 45.136.55.0/24 origin: AS57743 mnt-by: mnt-ge-greennetworks-1 created: 2019-08-05T18:02:54Z last-modified: 2019-08-05T18:02:54Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route6: 2a07:df40::/29 origin: AS57743 mnt-by: mnt-ge-greennetworks-1 created: 2023-02-17T20:10:00Z last-modified: 2023-02-17T20:10:00Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid