These entries are queried from radb.net using whois, you can try my project getting these.
:AS18697 route: 170.46.0.0/16 descr: Central Vermont Public Service Corporation www.cvps.com origin: AS18697 remarks: portable historic class B assignment transit provided by SoVerNet Inc. mnt-by: MAINT-SOVER-NOC changed: noc [at] sover.net 20111125 #19:37:51Z source: RADB last-modified: 2023-11-13T16:00:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.46.10.0/24 origin: AS18697 descr: Green Mountain Power admin-c: SCHEC2-ARIN tech-c: CONLO16-ARIN tech-c: SCHEC2-ARIN mnt-by: MNT-GMP-36-Z created: 2022-10-18T14:18:28Z last-modified: 2022-10-18T14:18:28Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.46.132.0/23 origin: AS18697 descr: Green Mountain Power admin-c: SCHEC2-ARIN tech-c: CONLO16-ARIN tech-c: SCHEC2-ARIN mnt-by: MNT-GMP-36-Z created: 2022-10-18T14:20:29Z last-modified: 2022-10-18T14:20:29Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.46.150.0/24 origin: AS18697 descr: Green Mountain Power admin-c: SCHEC2-ARIN tech-c: CONLO16-ARIN tech-c: SCHEC2-ARIN mnt-by: MNT-GMP-36-Z created: 2022-10-18T14:21:47Z last-modified: 2022-10-18T14:21:47Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.46.155.0/24 origin: AS18697 descr: Green Mountain Power admin-c: SCHEC2-ARIN tech-c: CONLO16-ARIN tech-c: SCHEC2-ARIN mnt-by: MNT-GMP-36-Z created: 2022-10-18T14:22:30Z last-modified: 2022-10-18T14:22:30Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.46.162.0/24 origin: AS18697 descr: Green Mountain Power admin-c: SCHEC2-ARIN tech-c: CONLO16-ARIN tech-c: SCHEC2-ARIN mnt-by: MNT-GMP-36-Z created: 2022-10-18T14:23:26Z last-modified: 2022-10-18T14:23:26Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.46.200.0/24 origin: AS18697 descr: Green Mountain Power admin-c: SCHEC2-ARIN tech-c: CONLO16-ARIN tech-c: SCHEC2-ARIN mnt-by: MNT-GMP-36-Z created: 2022-10-18T14:24:54Z last-modified: 2022-10-18T14:24:54Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.135.250.0/24 origin: AS18697 descr: Green Mountain Power admin-c: SCHEC2-ARIN tech-c: CONLO16-ARIN tech-c: SCHEC2-ARIN mnt-by: MNT-GMP-36-Z created: 2023-05-11T14:39:18Z last-modified: 2023-05-11T14:39:18Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.164.72.0/24 origin: AS18697 descr: Green Mounting Power (GMP-36) admin-c: IA93-ARIN tech-c: IA93-ARIN notify: ip-admin [at] firstlight.net mnt-by: MAINT-SOVER-NOC changed: tdewitt [at] firstlight.net 20200923 #15:53:53Z source: RADB last-modified: 2023-11-13T16:01:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source