These entries are queried from radb.net using whois, you can try my project getting these.
:AS52746 route: 131.221.180.0/22 origin: AS52746 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: noc [at] biazitelecom.com.br mnt-by: MAINT-AS52746 source: TC last-modified: 2023-10-18T20:24:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.221.180.0/22 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 AS52746) 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: AS52746 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20171113 source: RADB last-modified: 2023-11-13T15:53:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.221.180.0/24 descr: CLARO S.A. Customer origin: AS52746 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200117 source: RADB last-modified: 2023-11-13T15:59:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.221.181.0/24 descr: CLARO S.A. Customer origin: AS52746 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230313 source: RADB last-modified: 2023-11-13T16:15:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.221.182.0/24 descr: CLARO S.A. Customer origin: AS52746 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200117 source: RADB last-modified: 2023-11-13T15:59:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.221.183.0/24 descr: CLARO S.A. Customer origin: AS52746 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200117 source: RADB last-modified: 2023-11-13T15:59:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.85.172.0/22 origin: AS52746 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: noc [at] biazitelecom.com.br mnt-by: MAINT-AS52746 source: TC last-modified: 2023-10-18T20:24:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.85.172.0/22 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 AS52746) 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: AS52746 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20171113 source: RADB last-modified: 2023-11-13T15:53:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.85.172.0/24 descr: CLARO S.A. Customer origin: AS52746 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230313 source: RADB last-modified: 2023-11-13T16:15:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.85.173.0/24 descr: CLARO S.A. Customer origin: AS52746 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20191203 source: RADB last-modified: 2023-11-13T15:59:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.85.174.0/24 descr: CLARO S.A. Customer origin: AS52746 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20191203 source: RADB last-modified: 2023-11-13T15:59:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.85.175.0/24 descr: CLARO S.A. Customer origin: AS52746 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200106 source: RADB last-modified: 2023-11-13T15:59:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1e54::/32 origin: AS52746 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: noc [at] biazitelecom.com.br mnt-by: MAINT-AS52746 source: TC last-modified: 2023-10-18T20:24:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1e54::/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 AS52746) 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: AS52746 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20171113 source: RADB last-modified: 2023-11-13T15:53:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1e54:b1a4::/48 descr: CLARO S.A. Customer origin: AS52746 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190912 source: RADB last-modified: 2023-11-13T15:57:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1e54:ffff::/48 descr: CLARO S.A. Customer origin: AS52746 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190912 source: RADB last-modified: 2023-11-13T15:57:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source