These entries are queried from radb.net using whois, you can try my project getting these.
:AS270329 route: 201.216.108.0/22 origin: AS270329 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: marcoschacas [at] gmail.com mnt-by: MAINT-AS270329 source: TC last-modified: 2021-12-07T18:12:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.216.108.0/22 descr: PROXY FOR OUR CUSTOMER CONE origin: AS270329 mnt-by: MAINT-AS61884 changed: noc [at] ollatelecom.com.br 20211014 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.216.108.0/22 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 AS270329) 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: AS270329 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20200818 source: RADB last-modified: 2023-11-13T16:01:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.216.108.0/24 descr: CLARO S.A. Customer origin: AS270329 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210415 source: RADB last-modified: 2023-11-13T16:05:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.216.109.0/24 descr: CLARO S.A. Customer origin: AS270329 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210225 source: RADB last-modified: 2023-11-13T16:03:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.216.110.0/24 descr: CLARO S.A. Customer origin: AS270329 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210415 source: RADB last-modified: 2023-11-13T16:05:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.216.111.0/24 descr: CLARO S.A. Customer origin: AS270329 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201005 source: RADB last-modified: 2023-11-13T16:01:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6a54::/32 origin: AS270329 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: marcoschacas [at] gmail.com mnt-by: MAINT-AS270329 source: TC last-modified: 2021-12-07T18:12:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6a54::/32 descr: PROXY FOR OUR CUSTOMER CONE origin: AS270329 mnt-by: MAINT-AS61884 changed: noc [at] ollatelecom.com.br 20211013 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6a54::/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 AS270329) 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: AS270329 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20200818 source: RADB last-modified: 2023-11-13T16:01:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6a54::/33 descr: CLARO S.A. Customer origin: AS270329 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210517 source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6a54:8000::/33 descr: CLARO S.A. Customer origin: AS270329 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201202 source: RADB last-modified: 2023-11-13T16:03:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source