These entries are queried from radb.net using whois, you can try my project getting these.
:AS132281 route: 223.223.220.0/22 origin: AS132281 descr: AS132281 mnt-by: MAINT-AS10099 changed: hk-gpd-ipteam [at] chinaunicom.cn 20190913 #06:18:12Z source: RADB last-modified: 2023-11-13T15:57:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source