These entries are queried from radb.net using whois, you can try my project getting these.
:AS50396 route: 77.91.64.0/24 origin: AS50396 descr: Smilecom-route mnt-by: lir-ge-fast-1-MNT created: 2023-11-27T16:37:45Z last-modified: 2023-11-27T16:37:45Z 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: 91.232.70.0/24 descr: LLC Format-center route origin: AS50396 mnt-by: LIDERTELECOM-mnt created: 2011-11-22T10:46:32Z last-modified: 2011-11-22T10:46:32Z 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: 176.123.56.0/24 descr: LLC Format-center origin: AS50396 mnt-by: lidertelecom-mnt created: 2012-08-28T09:51:41Z last-modified: 2012-08-28T09:51:41Z 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