These entries are queried from radb.net using whois, you can try my project getting these.
:AS61897 route: 177.91.8.0/22 descr: MHNET origin: AS61897 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20170609 #19:53:24Z source: RADB last-modified: 2023-11-13T15:51:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.91.10.0/24 descr: CLARO S.A. Customer origin: AS61897 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220824 source: RADB last-modified: 2023-11-13T16:12:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1188::/32 descr: Proxy-registered route object remarks: --------------------------------- remarks: For SECURITY issues, please send messages to remarks: origin AS administrator remarks: (e.g. whois -h whois.registro.br AS61897) remarks: --------------------------------- remarks: This route is from a Vtal 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: AS61897 notify: LD-SN3BBIP [at] vtal.com mnt-by: MAINT-AS8167 changed: LD-SN3BBIP [at] vtal.com 20220331 source: RADB last-modified: 2023-11-13T16:10:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source