These entries are queried from radb.net using whois, you can try my project getting these.
:AS207228 route: 31.148.48.0/23 origin: AS207228 mnt-by: RIPE-DB-MNT mnt-by: MNT-RAKETA-NET created: 2016-10-13T08:37:50Z last-modified: 2016-11-25T14:38:37Z 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: 31.148.48.0/24 origin: AS207228 mnt-by: RIPE-DB-MNT mnt-by: MNT-RAKETA-NET created: 2016-10-13T08:37:50Z last-modified: 2016-11-25T14:38:37Z 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: 31.148.49.0/24 origin: AS207228 mnt-by: RIPE-DB-MNT mnt-by: MNT-RAKETA-NET created: 2016-10-13T08:37:50Z last-modified: 2016-11-25T14:38:37Z 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: 77.243.126.0/24 descr: route for 77.243.126.0/24 origin: AS207228 mnt-routes: ORTEL-MNT mnt-by: AS5547-MNT mnt-by: ORTEL-MNT created: 2022-01-14T05:40:30Z last-modified: 2022-01-14T05:40:30Z 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