These entries are queried from radb.net using whois, you can try my project getting these.
:AS328883 route: 102.219.192.0/23 origin: AS328883 descr: Kenya via EMIX mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20211013 #10:59:49Z source: RADB last-modified: 2023-11-13T16:08:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.219.192.0/23 descr: DTB KENYA FULL SUBNET origin: AS328883 mnt-by: DTBK1-MNT changed: *** [at] dtbafrica.com 20211101 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.219.192.0/24 descr: China Telecom via EMIX origin: AS328883 notify: noc [at] emix.net.ae mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20220829 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.219.192.0/24 descr: DTB KENYA SUBNET ONE origin: AS328883 mnt-by: DTBK1-MNT changed: *** [at] dtbafrica.com 20211101 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.219.193.0/24 descr: China Telecom via EMIX origin: AS328883 notify: noc [at] emix.net.ae mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20220829 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.219.193.0/24 descr: DTB KENYA SUBNET TWO origin: AS328883 mnt-by: DTBK1-MNT changed: *** [at] dtbafrica.com 20211101 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source