These entries are queried from radb.net using whois, you can try my project getting these.
:AS50927 route: 91.216.22.0/24 descr: ISP DELTA ROUTE N1 origin: AS50927 mnt-by: ISP-DELTA-MNT mnt-by: RIPE-DB-MNT created: 2010-04-23T14:32:27Z last-modified: 2016-11-25T14:38:38Z 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: 195.128.231.0/24 origin: AS50927 mnt-by: ISP-DELTA-MNT created: 2023-09-19T09:02:20Z last-modified: 2023-09-19T09:02:20Z 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