These entries are queried from radb.net using whois, you can try my project getting these.
:AS270875 route: 138.36.12.0/22 descr: GLOBAL SERVI\xc7OS DE MANUTEN\xc7\xc3O LTDA M.E origin: AS270875 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS270875 changed: db-admin [at] bgp.net.br 20200918 source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.12.0/22 origin: AS270875 descr: This is a BR.Digital customer proxy route object that was created because no existing route object with the same origin was found. Please contact bgp [at] br.digital if you have any questions regarding this object. mnt-by: MAINT-AS14840 changed: gacosta [at] br.digital 20211227 #16:44:23Z source: RADB last-modified: 2023-11-13T16:09:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.12.0/23 descr: CLARO S.A. Customer origin: AS270875 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230202 source: RADB last-modified: 2023-11-13T16:13:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.14.0/23 descr: CLARO S.A. Customer origin: AS270875 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220511 source: RADB last-modified: 2023-11-13T16:11:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:72c8::/32 descr: Horizons Telecom Customer origin: AS270875 notify: bgp [at] horizonstelecom.com mnt-by: MAINT-AS262318 remarks: Proxy Object Customer changed: bgp [at] horizonstelecom.com 20210106 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:72c8::/32 origin: AS270875 descr: This is a BR.Digital customer proxy route object that was created because no existing route object with the same origin was found. Please contact bgp [at] br.digital if you have any questions regarding this object. mnt-by: MAINT-AS14840 changed: gacosta [at] br.digital 20211227 #16:45:30Z source: RADB last-modified: 2023-11-13T16:09:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source