These entries are queried from radb.net using whois, you can try my project getting these.
:AS197923 route: 31.135.178.0/24 origin: AS197923 mnt-by: TERABITDNUA-MNT created: 2022-08-29T12:10:35Z last-modified: 2022-08-29T12:10:35Z 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: valid