These entries are queried from radb.net using whois, you can try my project getting these.
:AS39777 route: 5.253.52.0/22 descr: SC Dynamic Distribution SRL origin: AS39777 mnt-by: RODYNAMIC-MNT created: 2019-02-11T13:01:20Z last-modified: 2019-02-11T13:01:20Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.95.228.0/22 descr: SC Dynamic Distribution SRL origin: AS39777 mnt-by: RODYNAMIC-MNT created: 2019-08-05T07:10:24Z last-modified: 2019-08-05T07:10:24Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 185.93.96.0/22 descr: SC Dynamic Distribution SRL origin: AS39777 mnt-by: RODYNAMIC-MNT created: 2015-04-19T18:43:14Z last-modified: 2015-04-19T18:43:14Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a10:8780::/29 origin: AS39777 mnt-by: RODYNAMIC-MNT created: 2021-02-01T19:05:00Z last-modified: 2021-02-01T19:05:00Z 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: not_found # No ROAs found, or RPKI validation not enabled for source