These entries are queried from radb.net using whois, you can try my project getting these.
:AS272561 route: 181.233.32.0/22 origin: AS272561 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: alessandro_ely [at] hotmail.com mnt-by: MAINT-AS272561 source: TC last-modified: 2023-03-24T00:35:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.32.0/22 origin: AS272561 descr: Globenet CUSTOMER - CORPORTATIVA TELECOM - ONLINE FIBRA mnt-by: MAINT-AS52320 changed: lucas.franca [at] globenet.net 20220307 #18:04:21Z source: RADB last-modified: 2023-11-13T16:09:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.33.0/24 descr: CLARO S.A. Customer origin: AS272561 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230927 source: RADB last-modified: 2023-11-13T16:18:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.34.0/24 descr: CLARO S.A. Customer origin: AS272561 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20231031 source: RADB last-modified: 2023-11-13T16:19:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.35.0/24 descr: AS-CCR-CUSTOMER-272561 origin: AS272561 remarks: Cliente do Cliente NET CORPORATIVA=20 remarks: AS PATH 267613 263432 272561 remarks: Usuario XConn rsousa remarks: ************************************************************ remarks: This is a Eletronet customer proxy route object that was cre remarks: ated because no existing route object with the same origin w remarks: as found. Please contact noc [at] eletronet.net.br if you have an remarks: y questions regarding this object. remarks: ************************************************************ notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: filtrosbgpoperadoras [at] eletronet.com 20230905 #11:18:16Z source: RADB last-modified: 2023-11-13T16:18:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:8528::/32 origin: AS272561 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: alessandro_ely [at] hotmail.com mnt-by: MAINT-AS272561 source: TC last-modified: 2023-03-24T00:35:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:8528::/32 descr: WIX origin: AS272561 mnt-by: MAINT-AS53013 changed: danielantonio [at] wixnet.com.br 20211220 source: RADB last-modified: 2023-11-13T16:09:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source