These entries are queried from radb.net using whois, you can try my project getting these.
:AS397503 route: 147.160.161.0/24 origin: AS397503 descr: Proxy object for Direct Communications mnt-by: MAINT-AS15305 changed: bgpadmin [at] syringanetworks.net 20190617 #18:43:53Z source: RADB last-modified: 2023-11-13T15:56:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2065:3ec0::/32 origin: AS397503 descr: Proxy object for Direct Communications mnt-by: MAINT-AS15305 changed: bgpadmin [at] syringanetworks.net 20190617 #18:45:02Z source: RADB last-modified: 2023-11-13T15:56:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source