These entries are queried from radb.net using whois, you can try my project getting these.
:AS48761 route: 185.172.48.0/24 origin: AS48761 mnt-by: MAXINAMES-MNT created: 2020-05-09T18:21:15Z last-modified: 2023-12-03T16:30:56Z 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: 185.172.49.0/24 origin: AS48761 mnt-by: MAXINAMES-MNT created: 2020-05-09T18:21:35Z last-modified: 2023-12-03T16:33:34Z 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: 2a03:2100:45::/48 origin: AS48761 mnt-by: MAXINAMES-MNT created: 2023-12-03T16:22:16Z last-modified: 2023-12-03T16:41:15Z 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