These entries are queried from radb.net using whois, you can try my project getting these.
:AS43137 route: 91.194.88.0/23 descr: UA-ATC_LLC origin: AS43137 mnt-by: AVAK-MNT created: 2007-06-15T07:21:07Z last-modified: 2019-05-16T11:52:35Z 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: 91.194.88.0/24 descr: UA-ATC_LLC origin: AS43137 mnt-by: AVAK-MNT created: 2019-05-20T10:43:59Z last-modified: 2019-05-20T10:49:09Z 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: 91.194.89.0/24 descr: UA-ATC_LLC origin: AS43137 mnt-by: AVAK-MNT created: 2019-05-20T10:45:05Z last-modified: 2019-05-20T10:50:13Z 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