These entries are queried from radb.net using whois, you can try my project getting these.
:AS57749 route: 91.234.177.0/24 descr: EUROMEDIA LLC origin: AS57749 mnt-by: ENCX-MNT created: 2012-02-01T10:18:31Z last-modified: 2021-06-22T18:22:51Z 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