These entries are queried from radb.net using whois, you can try my project getting these.
:AS271184 route6: 2804:7788::/32 origin: AS271184 descr: This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, and since some UPX peers filter based on these objects this route may be rejected if this object is not created. Please contact noc [at] upx.com.br if you have any questions regarding this object. notify: noc [at] upx.com mnt-by: MAINT-AS52863 changed: noc [at] upx.com.br 20211108 #13:31:35Z source: RADB last-modified: 2023-11-13T16:08:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source