These entries are queried from radb.net using whois, you can try my project getting these.
:AS28140 route: 187.49.32.0/20 descr: Maxiweb Internet Provider origin: AS28140 mnt-by: MAINT-AS28140 created: 2018-07-07T01:21:37Z last-modified: 2018-09-04T19:30:35Z source: RIPE-NONAUTH remarks: =============================================== remarks: Maxiweb Internet Provider (www.maxiweb.com.br) remarks: Powered by Specialist Linux Solutions (www.specialist.srv.br) remarks: =============================================== remarks: Security Note: remarks: Any notification about AS28140 security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== notify: abuse [at] specialist.srv.br remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 187.49.32.0/20 descr: Maxiweb Internet Provider origin: AS28140 remarks: =============================================== remarks: Security Note: remarks: Any notification about security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== mnt-by: MAINT-AS28140 notify: abuse [at] specialist.srv.br source: TC last-modified: 2022-04-05T20:25:03Z rpki-ov-state: valid route: 187.49.32.0/20 origin: AS28140 descr: ITX-AVATELECOM mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20190430 #19:47:55Z source: RADB last-modified: 2023-11-13T15:56:06Z rpki-ov-state: valid route: 187.49.32.0/21 descr: Maxiweb Internet Provider origin: AS28140 remarks: =============================================== remarks: Security Note: remarks: Any notification about security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== mnt-by: MAINT-AS28140 notify: abuse [at] specialist.srv.br source: TC last-modified: 2022-04-05T20:27:36Z rpki-ov-state: valid route: 187.49.32.0/21 descr: Maxiweb Internet Provider origin: AS28140 mnt-by: MAINT-AS28140 created: 2018-07-07T01:22:11Z last-modified: 2018-09-04T19:30:35Z source: RIPE-NONAUTH remarks: =============================================== remarks: Maxiweb Internet Provider (www.maxiweb.com.br) remarks: Powered by Specialist Linux Solutions (www.specialist.srv.br) remarks: =============================================== remarks: Security Note: remarks: Any notification about AS28140 security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== notify: abuse [at] specialist.srv.br remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 187.49.40.0/21 descr: Maxiweb Internet Provider origin: AS28140 mnt-by: MAINT-AS28140 created: 2018-07-07T01:22:28Z last-modified: 2018-09-04T19:30:35Z source: RIPE-NONAUTH remarks: =============================================== remarks: Maxiweb Internet Provider (www.maxiweb.com.br) remarks: Powered by Specialist Linux Solutions (www.specialist.srv.br) remarks: =============================================== remarks: Security Note: remarks: Any notification about AS28140 security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== notify: abuse [at] specialist.srv.br remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 187.49.40.0/21 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS28140 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: valid route: 187.49.40.0/21 descr: Maxiweb Internet Provider origin: AS28140 remarks: =============================================== remarks: Security Note: remarks: Any notification about security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== mnt-by: MAINT-AS28140 notify: abuse [at] specialist.srv.br source: TC last-modified: 2022-04-05T20:27:33Z rpki-ov-state: valid route: 187.103.208.0/20 descr: Maxiweb Internet Provider origin: AS28140 mnt-by: MAINT-AS28140 created: 2018-07-07T01:22:45Z last-modified: 2018-09-04T19:30:35Z source: RIPE-NONAUTH remarks: =============================================== remarks: Maxiweb Internet Provider (www.maxiweb.com.br) remarks: Powered by Specialist Linux Solutions (www.specialist.srv.br) remarks: =============================================== remarks: Security Note: remarks: Any notification about AS28140 security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== notify: abuse [at] specialist.srv.br remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 187.103.208.0/20 origin: AS28140 descr: ITX-AVATELECOM mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20190430 #19:48:32Z source: RADB last-modified: 2023-11-13T15:56:06Z rpki-ov-state: valid route: 187.103.208.0/20 descr: Maxiweb Internet Provider origin: AS28140 remarks: =============================================== remarks: Security Note: remarks: Any notification about security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== mnt-by: MAINT-AS28140 notify: abuse [at] specialist.srv.br source: TC last-modified: 2022-04-05T20:28:35Z rpki-ov-state: valid route: 187.103.208.0/21 descr: Maxiweb Internet Provider origin: AS28140 mnt-by: MAINT-AS28140 created: 2018-07-07T01:22:55Z last-modified: 2018-09-04T19:30:36Z source: RIPE-NONAUTH remarks: =============================================== remarks: Maxiweb Internet Provider (www.maxiweb.com.br) remarks: Powered by Specialist Linux Solutions (www.specialist.srv.br) remarks: =============================================== remarks: Security Note: remarks: Any notification about AS28140 security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== notify: abuse [at] specialist.srv.br remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 187.103.208.0/21 descr: Maxiweb Internet Provider origin: AS28140 remarks: =============================================== remarks: Security Note: remarks: Any notification about security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== mnt-by: MAINT-AS28140 notify: abuse [at] specialist.srv.br source: TC last-modified: 2022-04-05T20:28:40Z rpki-ov-state: valid route: 187.103.216.0/21 descr: Maxiweb Internet Provider origin: AS28140 remarks: =============================================== remarks: Security Note: remarks: Any notification about security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== mnt-by: MAINT-AS28140 notify: abuse [at] specialist.srv.br source: TC last-modified: 2022-04-05T20:28:32Z rpki-ov-state: valid route: 187.103.216.0/21 descr: Maxiweb Internet Provider origin: AS28140 mnt-by: MAINT-AS28140 created: 2018-07-07T01:23:13Z last-modified: 2018-09-04T19:30:36Z source: RIPE-NONAUTH remarks: =============================================== remarks: Maxiweb Internet Provider (www.maxiweb.com.br) remarks: Powered by Specialist Linux Solutions (www.specialist.srv.br) remarks: =============================================== remarks: Security Note: remarks: Any notification about AS28140 security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== notify: abuse [at] specialist.srv.br remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 187.103.216.0/21 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS28140 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: valid route6: 2804:1a4::/32 origin: AS28140 descr: ITX-AVATELECOM mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20190430 #19:49:55Z source: RADB last-modified: 2023-11-13T15:56:06Z rpki-ov-state: valid route6: 2804:1a4::/32 descr: Maxiweb Internet Provider origin: AS28140 mnt-by: MAINT-AS28140 notify: db-admin [at] bgp.net.br changed: db-admin [at] bgp.net.br 20190425 #16:33:45(-03) source: TC rpki-ov-state: valid route6: 2804:1a4::/32 origin: AS28140 mnt-by: MAINT-AS28140 created: 2018-07-07T01:23:36Z last-modified: 2018-09-04T19:49:04Z source: RIPE-NONAUTH remarks: =============================================== remarks: Maxiweb Internet Provider (www.maxiweb.com.br) remarks: Powered by Specialist Linux Solutions (www.specialist.srv.br) remarks: =============================================== remarks: Security Note: remarks: Any notification about AS28140 security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== mnt-by: MAINT-AS28140 notify: abuse [at] specialist.srv.br remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route6: 2804:1a4::/33 origin: AS28140 mnt-by: MAINT-AS28140 created: 2018-07-07T01:23:56Z last-modified: 2018-09-04T19:49:04Z source: RIPE-NONAUTH remarks: =============================================== remarks: Maxiweb Internet Provider (www.maxiweb.com.br) remarks: Powered by Specialist Linux Solutions (www.specialist.srv.br) remarks: =============================================== remarks: Security Note: remarks: Any notification about AS28140 security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== mnt-by: MAINT-AS28140 notify: abuse [at] specialist.srv.br remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route6: 2804:1a4::/33 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS28140 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: valid route6: 2804:1a4:8000::/33 origin: AS28140 mnt-by: MAINT-AS28140 created: 2018-07-07T01:24:08Z last-modified: 2018-09-04T19:49:04Z source: RIPE-NONAUTH remarks: =============================================== remarks: Maxiweb Internet Provider (www.maxiweb.com.br) remarks: Powered by Specialist Linux Solutions (www.specialist.srv.br) remarks: =============================================== remarks: Security Note: remarks: Any notification about AS28140 security please: remarks: mailto: abuse [at] specialist.srv.br remarks: =============================================== mnt-by: MAINT-AS28140 notify: abuse [at] specialist.srv.br remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route6: 2804:1a4:8000::/33 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS28140 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: valid