These entries are queried from radb.net using whois, you can try my project getting these.
:AS48437 route: 45.14.28.0/22 origin: AS48437 mnt-by: mnt-ua-alfa-1 created: 2021-05-05T13:54:52Z last-modified: 2021-05-05T13:54:52Z 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: 91.200.8.0/22 origin: AS48437 mnt-by: mnt-ua-alfa-1 created: 2021-05-05T15:36:51Z last-modified: 2021-05-05T15:36:51Z 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: 94.232.176.0/21 descr: Merezha home network descr: Bila Tserkva origin: AS48437 notify: arm [at] arm.in.ua mnt-by: MEREZHA-UA-MNT created: 2008-11-27T19:48:31Z last-modified: 2008-11-27T19:48:31Z 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: 178.54.128.0/17 descr: Merezha home network origin: AS48437 notify: arm [at] arm.in.ua mnt-by: MEREZHA-UA-MNT created: 2011-07-07T10:57:23Z last-modified: 2011-07-07T10:57:23Z 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: 185.175.244.0/22 origin: AS48437 mnt-by: mnt-ua-alfa-1 created: 2021-05-05T15:37:19Z last-modified: 2021-05-05T15:37:19Z 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: 195.22.140.0/23 origin: AS48437 mnt-by: mnt-ua-alfa-1 created: 2021-05-05T15:37:45Z last-modified: 2021-05-05T15:37:45Z 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