These entries are queried from radb.net using whois, you can try my project getting these.
:AS267372 route: 45.233.172.0/22 descr: TUBARON TELECOM CUSTOMER - AS267372 origin: AS267372 remarks: AS PATH 262903 267372 notify: noc [at] tubaron.com.br mnt-by: MAINT-AS262903 changed: infra [at] tubaron.com.br 20200910 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.233.172.0/22 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 AS267372) 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: AS267372 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 route: 45.233.172.0/24 descr: CLARO S.A. Customer origin: AS267372 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230303 source: RADB last-modified: 2023-11-13T16:15:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.233.173.0/24 descr: CLARO S.A. Customer origin: AS267372 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220921 source: RADB last-modified: 2023-11-13T16:12:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.233.174.0/23 descr: CLARO S.A. Customer origin: AS267372 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230303 source: RADB last-modified: 2023-11-13T16:15:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:4c78::/32 descr: TUBARON TELECOM CUSTOMER - AS267372 origin: AS267372 remarks: AS PATH 262903 267372 notify: noc [at] tubaron.com.br mnt-by: MAINT-AS262903 changed: infra [at] tubaron.com.br 20200910 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:4c78::/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 AS267372) 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: AS267372 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20190904 source: RADB last-modified: 2023-11-13T15:57:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source