These entries are queried from radb.net using whois, you can try my project getting these.
:AS52819 route: 177.75.112.0/20 origin: AS52819 descr: Proxy route registration for AS52819 remarks: This route object is for a ALOO Telecom customer route remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found, and remarks: since some ALOO Telecom peers filter based on these objects remarks: this route may be rejected if this object is not created. remarks: remarks: Please contact bgp [at] alootelecom.com.br if you have any remarks: questions regarding this object. mnt-by: MAINT-AS61568 notify: noc [at] alootelecom.com.br changed: noc [at] alootelecom.com.br 20201003 #21:46:35Z source: RADB last-modified: 2023-11-13T16:12:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.75.119.0/24 descr: CLARO S.A. Customer origin: AS52819 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200702 source: RADB last-modified: 2023-11-13T16:01:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.75.120.0/21 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 AS52819) remarks: --------------------------------- remarks: This route is from a Oi 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 BGPOI-RADB if you have any remarks: questions regarding this object. remarks: origin: AS52819 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20180703 source: RADB last-modified: 2023-11-13T15:54:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6ad8::/32 origin: AS52819 descr: AS52819 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20200323 #14:48:33Z source: RADB last-modified: 2023-11-13T16:00:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source