These entries are queried from radb.net using whois, you can try my project getting these.
:AS37975 route: 203.83.208.0/24 descr: EMPCom origin: AS37975 notify: albert.lu [at] ntt.com mnt-by: MAINT-AU-NTTAUS changed: albert.lu [at] ntt.com 20060316 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.83.208.0/24 descr: Internet Service Provider (ADSL and Dialup), (130959) origin: AS37975 remarks: Do not use the notify or changed attribute to report incidents. remarks: Check the inetnum object at the regional registries for contact remarks: information (dereference the admin-c & tech-c attributes). notify: routing [at] connect.com.au mnt-by: MAINT-AS2764 changed: nobody [at] connect.com.au 20060327 source: RADB last-modified: 2023-11-13T16:16:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.83.209.0/24 descr: EMPCom origin: AS37975 notify: albert.lu [at] ntt.com mnt-by: MAINT-AU-NTTAUS changed: albert.lu [at] ntt.com 20060316 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.83.209.0/24 descr: Internet Service Provider (ADSL and Dialup), (130959) origin: AS37975 remarks: Do not use the notify or changed attribute to report incidents. remarks: Check the inetnum object at the regional registries for contact remarks: information (dereference the admin-c & tech-c attributes). notify: routing [at] connect.com.au mnt-by: MAINT-AS2764 changed: nobody [at] connect.com.au 20060411 source: RADB last-modified: 2023-11-13T16:16:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.83.210.0/24 descr: Internet Service Provider (ADSL and Dialup), (130959) origin: AS37975 remarks: Do not use the notify or changed attribute to report incidents. remarks: Check the inetnum object at the regional registries for contact remarks: information (dereference the admin-c & tech-c attributes). notify: routing [at] connect.com.au mnt-by: MAINT-AS2764 changed: nobody [at] connect.com.au 20060411 source: RADB last-modified: 2023-11-13T16:16:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.83.210.0/24 descr: EMPCom origin: AS37975 notify: albert.lu [at] ntt.com mnt-by: MAINT-AU-NTTAUS changed: albert.lu [at] ntt.com 20060316 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.83.211.0/24 descr: EMPCom origin: AS37975 notify: albert.lu [at] ntt.com mnt-by: MAINT-AU-NTTAUS changed: albert.lu [at] ntt.com 20060316 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.83.211.0/24 descr: Internet Service Provider (ADSL and Dialup), (130959) origin: AS37975 remarks: Do not use the notify or changed attribute to report incidents. remarks: Check the inetnum object at the regional registries for contact remarks: information (dereference the admin-c & tech-c attributes). notify: routing [at] connect.com.au mnt-by: MAINT-AS2764 changed: nobody [at] connect.com.au 20060411 source: RADB last-modified: 2023-11-13T16:16:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.83.212.0/24 descr: EMPCom origin: AS37975 notify: albert.lu [at] ntt.com mnt-by: MAINT-AU-NTTAUS changed: albert.lu [at] ntt.com 20060316 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.83.212.0/24 descr: Internet Service Provider (ADSL and Dialup), (130959) origin: AS37975 remarks: Do not use the notify or changed attribute to report incidents. remarks: Check the inetnum object at the regional registries for contact remarks: information (dereference the admin-c & tech-c attributes). notify: routing [at] connect.com.au mnt-by: MAINT-AS2764 changed: nobody [at] connect.com.au 20060411 source: RADB last-modified: 2023-11-13T16:16:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.83.213.0/24 descr: EMPCom origin: AS37975 notify: albert.lu [at] ntt.com mnt-by: MAINT-AU-NTTAUS changed: albert.lu [at] ntt.com 20060316 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.83.214.0/24 descr: EMPCom origin: AS37975 notify: albert.lu [at] ntt.com mnt-by: MAINT-AU-NTTAUS changed: albert.lu [at] ntt.com 20060316 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.83.215.0/24 descr: EMPCom origin: AS37975 notify: albert.lu [at] ntt.com mnt-by: MAINT-AU-NTTAUS changed: albert.lu [at] ntt.com 20060316 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.8.150.0/25 descr: EMPCOM PTY LTD (130959) origin: AS37975 remarks: Do not use the notify or changed attribute to report incidents. remarks: Check the inetnum object at the regional registries for contact remarks: information (dereference the admin-c & tech-c attributes). notify: routing [at] connect.com.au mnt-by: MAINT-AS2764 changed: nobody [at] connect.com.au 20060329 source: RADB last-modified: 2023-11-13T16:16:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.8.192.0/22 descr: EMPCom origin: AS37975 notify: albert.lu [at] ntt.com mnt-by: MAINT-AU-NTTAUS changed: albert.lu [at] ntt.com 20060316 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.9.64.128/26 descr: Empcom Pty Ltd (130959) origin: AS37975 remarks: Do not use the notify or changed attribute to report incidents. remarks: Check the inetnum object at the regional registries for contact remarks: information (dereference the admin-c & tech-c attributes). notify: routing [at] connect.com.au mnt-by: MAINT-AS2764 changed: nobody [at] connect.com.au 20060329 source: RADB last-modified: 2023-11-13T16:16:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.9.75.96/27 descr: EMPCOM PTY LTD (130959) origin: AS37975 remarks: Do not use the notify or changed attribute to report incidents. remarks: Check the inetnum object at the regional registries for contact remarks: information (dereference the admin-c & tech-c attributes). notify: routing [at] connect.com.au mnt-by: MAINT-AS2764 changed: nobody [at] connect.com.au 20060329 source: RADB last-modified: 2023-11-13T16:16:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.11.195.0/24 descr: Empcom Pty Ltd (130959) origin: AS37975 remarks: Do not use the notify or changed attribute to report incidents. remarks: Check the inetnum object at the regional registries for contact remarks: information (dereference the admin-c & tech-c attributes). notify: routing [at] connect.com.au mnt-by: MAINT-AS2764 changed: nobody [at] connect.com.au 20060329 source: RADB last-modified: 2023-11-13T16:16:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.11.195.0/24 descr: EMPCom origin: AS37975 notify: albert.lu [at] ntt.com mnt-by: MAINT-AU-NTTAUS changed: albert.lu [at] ntt.com 20060316 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.11.226.0/23 descr: Empcom (130959) origin: AS37975 remarks: Do not use the notify or changed attribute to report incidents. remarks: Check the inetnum object at the regional registries for contact remarks: information (dereference the admin-c & tech-c attributes). notify: routing [at] connect.com.au mnt-by: MAINT-AS2764 changed: nobody [at] connect.com.au 20060329 source: RADB last-modified: 2023-11-13T16:16:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.11.226.0/23 descr: EMPCom origin: AS37975 notify: albert.lu [at] ntt.com mnt-by: MAINT-AU-NTTAUS changed: albert.lu [at] ntt.com 20060316 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2406:c400::/48 descr: EMPCOM-2 origin: AS37975 notify: ip-eng [at] au.ntt.com mnt-by: MAINT-AU-NTTAUS changed: seungil.lee [at] nttict.com 20150619 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2406:c400:1::/48 descr: EMPCOM-2 origin: AS37975 notify: ip-eng [at] au.ntt.com mnt-by: MAINT-AU-NTTAUS changed: seungil.lee [at] nttict.com 20150619 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source