These entries are queried from radb.net using whois, you can try my project getting these.
:AS49883 route: 91.213.187.0/24 descr: LLC Rivne Telecom origin: AS49883 mnt-by: rivnetelecom mnt-by: berdnik created: 2021-09-07T23:54:54Z last-modified: 2022-10-27T16:21:26Z 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