These entries are queried from radb.net using whois, you can try my project getting these.
:AS198503 route: 91.235.159.0/24 descr: DFM via EMIX origin: AS198503 notify: noc [at] emix.net.ae mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20120501 source: RADB last-modified: 2023-11-13T15:42:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 91.235.159.0/24 descr: CMI IP Transit origin: AS198503 mnt-by: MAINT-CMI-INT-HK changed: qas_support [at] cmi.chinamobile.com 20200810 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 91.235.159.0/24 descr: Dubai Financial Market (DFM) PJSC origin: AS198503 mnt-by: AH91306-MNT created: 2012-04-05T10:02:01Z last-modified: 2012-04-05T10:02:01Z 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