These entries are queried from radb.net using whois, you can try my project getting these.
:AS45576 route: 166.111.0.0/16 origin: AS45576 descr: Tsinghua University mnt-by: MAINT-KIRINO-US changed: soha [at] tianhai.info 20220902 #14:07:30Z source: RADB last-modified: 2023-11-13T16:17:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2402:f000::/32 descr: CERNET origin: AS45576 mnt-by: MAINT-CERNET-AP last-modified: 2018-07-04T09:06:02Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source