These entries are queried from radb.net using whois, you can try my project getting these.
:AS7759 route: 198.147.144.0/24 descr: FutureSource origin: AS7759 mnt-by: IDCGLOBAL-MNT changed: bholloway [at] idcglobal.net 20050126 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.10.26.0/24 descr: FutureSource origin: AS7759 mnt-by: IDCGLOBAL-MNT changed: bholloway [at] idcglobal.net 20050126 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.10.27.0/24 descr: FutureSource origin: AS7759 mnt-by: IDCGLOBAL-MNT changed: bholloway [at] idcglobal.net 20050126 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source