These entries are queried from radb.net using whois, you can try my project getting these.
:AS272632 route6: 2804:8644::/32 descr: Proxy-registered route object remarks: --------------------------------- remarks: For SECURITY issues, please send messages to remarks: the origin AS administrator remarks: (e.g. whois -h whois.registro.br AS272632) remarks: --------------------------------- remarks: This route is from a V.tal customer which remarks: is being exported under origin AS below. remarks: It was created by us because no other remarks: route object with the same origin was found. remarks: --------------------------------- remarks: Please contact BGPVTAL-RADB if you have any remarks: questions regarding this object. remarks: --------------------------------- origin: AS272632 notify: ip-bgp [at] vtal.com mnt-by: MAINT-AS8167 changed: ip-bgp [at] vtal.com 20240116 source: RADB last-modified: 2024-01-17T00:38:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source