These entries are queried from radb.net using whois, you can try my project getting these.
:AS24250 route: 202.75.8.0/21 descr: Miyagin Digital Solutions Co.,Ltd. X-Keiro:info [at] mc-idc.jp origin: AS24250 notify: info [at] mc-idc.jp mnt-by: MAINT-AS24250 changed: irr-admin [at] nic.ad.jp 20230614 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source