These entries are queried from radb.net using whois, you can try my project getting these.
:AS47593 route: 153.92.0.0/20 origin: AS47593 descr: Registration for AS47583 changed: netops [at] dartpoints.com 20220304 mnt-by: MAINT-AS15085 source: RADB last-modified: 2023-11-13T16:09:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 185.76.157.0/24 descr: TTTech org: ORG-TCA29-RIPE origin: AS47593 mnt-by: TTTECH-MNT created: 2020-04-23T10:03:33Z last-modified: 2020-04-23T10:03:33Z 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