These entries are queried from radb.net using whois, you can try my project getting these.
:AS268246 route: 45.236.212.0/22 origin: AS268246 descr: Proxy Route for Clienteorigin: 262476 mnt-by: MAINT-262476 changed: suporte [at] brcentral.com.br 20180628 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.236.212.0/22 descr: PROXY FOR OUR CUSTUMER CONE origin: AS268246 mnt-by: MAINT-AS263558 changed: jetelecom [at] jetelecom.com.br 20210118 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.236.212.0/22 origin: AS268246 descr: ATIVA TELECOM LTDA admin-c: RSOARES-434-RADB tech-c: RSOARES-434-RADB mnt-by: MAINT-AS268246 changed: rogerio.soares [at] ativainternet.com.br 20240416 # 1512Z source: RADB last-modified: 2024-04-16T15:12:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.236.212.0/23 descr: CLARO S.A. Customer origin: AS268246 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210810 source: RADB last-modified: 2023-11-13T16:08:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.236.212.0/23 descr: Teck Link Telecom - Proxy For Customer BISSOLOTTI & BISSOLOTTI LTDA origin: AS268246 mnt-by: MAINT-AS263856 changed: irr [at] tecklinktelecom.com.br 20210722 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.236.212.0/24 descr: Teck Link Telecom - Proxy For Customer BISSOLOTTI & BISSOLOTTI LTDA origin: AS268246 mnt-by: MAINT-AS263856 changed: irr [at] tecklinktelecom.com.br 20210722 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.236.213.0/24 descr: Teck Link Telecom - Proxy For Customer BISSOLOTTI & BISSOLOTTI LTDA origin: AS268246 mnt-by: MAINT-AS263856 changed: irr [at] tecklinktelecom.com.br 20210722 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.236.214.0/23 descr: Teck Link Telecom - Proxy For Customer BISSOLOTTI & BISSOLOTTI LTDA origin: AS268246 mnt-by: MAINT-AS263856 changed: irr [at] tecklinktelecom.com.br 20210722 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.236.214.0/23 descr: CLARO S.A. Customer origin: AS268246 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210810 source: RADB last-modified: 2023-11-13T16:08:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.236.214.0/24 descr: Teck Link Telecom - Proxy For Customer BISSOLOTTI & BISSOLOTTI LTDA origin: AS268246 mnt-by: MAINT-AS263856 changed: irr [at] tecklinktelecom.com.br 20210722 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.236.215.0/24 descr: Teck Link Telecom - Proxy For Customer BISSOLOTTI & BISSOLOTTI LTDA origin: AS268246 mnt-by: MAINT-AS263856 changed: irr [at] tecklinktelecom.com.br 20210722 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2148::/32 descr: This is a Commcorp Telecom customer proxy route object that was created because no existing route object with the same origin was found. Please contact noc [at] commcorp.com.br if you have any questions regarding this object. origin: AS268246 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200721 source: RADB last-modified: 2023-11-13T16:01:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:4e34::/32 origin: AS268246 descr: ATIVA TELECOM LTDA admin-c: RSOARES-434-RADB tech-c: RSOARES-434-RADB mnt-by: MAINT-AS268246 changed: rogerio.soares [at] ativainternet.com.br 20240416 # 1513Z source: RADB last-modified: 2024-04-16T15:13:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:4e34::/32 descr: PROXY FOR OUR COSTUMER CONE origin: AS268246 mnt-by: MAINT-AS263558 changed: jetelecom [at] jetelecom.com.br 20210118 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source