These entries are queried from radb.net using whois, you can try my project getting these.
:AS12436 route: 45.83.216.0/22 origin: AS12436 descr: Opticnet ltd mnt-by: BERGON-MNT created: 2021-05-19T20:14:53Z last-modified: 2021-05-20T10:59:03Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 109.104.192.0/19 descr: Bergon Internet Ltd. origin: AS12436 mnt-by: BERGON-MNT created: 2011-02-14T05:14:23Z last-modified: 2011-02-14T05:14:23Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 109.104.192.0/20 descr: Bergon Internet Ltd. origin: AS12436 mnt-by: BERGON-MNT created: 2009-09-17T18:52:35Z last-modified: 2009-09-17T18:52:35Z 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: 109.104.208.0/21 descr: Bergon Internet Ltd. origin: AS12436 mnt-by: BERGON-MNT created: 2010-05-31T10:36:02Z last-modified: 2010-05-31T10:36:02Z 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