These entries are queried from radb.net using whois, you can try my project getting these.
:AS52603 route: 168.227.100.0/22 descr: Supply Net Servi\xe7os Ltda - ME origin: AS52603 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS52603 changed: db-admin [at] bgp.net.br 20191118 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: 168.227.100.0/23 origin: AS52603 descr: AS52603 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190416 #19:35:07Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.227.100.0/24 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #20:32:26Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.227.101.0/24 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200123 #13:33:11Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.227.102.0/23 origin: AS52603 descr: AS52603 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190416 #19:35:23Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.227.103.0/24 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200123 #13:34:54Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.87.180.0/22 descr: AS-ORB-CUSTOMER-52603 origin: AS52603 remarks: Cliente do Cliente Orbix remarks: AS PATH 267613 263073 265194 52603 remarks: Usuario XConn ulisses.almeida 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: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: FiltrosBGPOperadoras [at] eletronet.com 20210203 #11:34:23Z source: RADB last-modified: 2023-11-13T16:03:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.87.180.0/23 origin: AS52603 descr: AS52603 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190416 #19:32:26Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.87.180.0/24 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #19:31:13Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.87.181.0/24 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #19:31:57Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.87.182.0/23 origin: AS52603 descr: AS52603 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190416 #19:32:41Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.87.182.0/24 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #19:33:18Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.87.183.0/24 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #19:34:01Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.159.144.0/22 descr: AS-ORB-CUSTOMER-52603 origin: AS52603 remarks: Cliente do Cliente Orbix remarks: AS PATH 267613 263073 265194 52603 remarks: Usuario XConn ulisses.almeida 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: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: FiltrosBGPOperadoras [at] eletronet.com 20210203 #11:34:23Z source: RADB last-modified: 2023-11-13T16:03:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.159.144.0/23 origin: AS52603 descr: AS52603 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190416 #19:34:13Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.159.144.0/24 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #20:01:17Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.159.145.0/24 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #20:04:12Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.159.146.0/23 origin: AS52603 descr: AS52603 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190416 #19:34:28Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.159.146.0/24 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #20:05:25Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.159.147.0/24 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #20:19:36Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:d24::/32 origin: AS52603 descr: Route object created for customer AS52603 mnt-by: MAINT-AS61568 notify: noc [at] alootelecom.com.br changed: noc [at] alootelecom.com.br 20200624 #18:56:59Z source: RADB last-modified: 2023-11-13T16:12:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:d24::/33 origin: AS52603 descr: AS52603 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20210831 #18:07:54Z source: RADB last-modified: 2023-11-13T16:08:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:d24::/34 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #19:38:04Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:d24:4000::/34 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #19:38:42Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:d24:8000::/34 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #19:46:07Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:d24:c000::/34 origin: AS52603 descr: Supply Net Servios Ltda - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200122 #19:46:54Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source