These entries are queried from radb.net using whois, you can try my project getting these.
:AS45690 route: 27.96.0.0/20 descr: Tokushima Central TV Co.,Inc. origin: AS45690 notify: gw.odn.ad.jp">as-admin [at] gw.odn.ad.jp mnt-by: MAINT-AS4722 changed: gw.odn.ad.jp">as-admin [at] gw.odn.ad.jp 20101201 source: RADB last-modified: 2023-11-13T15:41:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 27.96.0.0/20 descr: Tokushima Central TV Co.,Inc. origin: AS45690 notify: gw.odn.ad.jp">as-admin [at] gw.odn.ad.jp mnt-by: MAINT-AS4725 changed: gw.odn.ad.jp">as-admin [at] gw.odn.ad.jp 20220712 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 27.96.4.0/22 descr: Japan Cental TV Co.,Inc. origin: AS45690 notify: gw.odn.ad.jp">as-admin [at] gw.odn.ad.jp mnt-by: MAINT-AS4722 changed: gw.odn.ad.jp">as-admin [at] gw.odn.ad.jp 20170130 source: RADB last-modified: 2023-11-13T15:50:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 27.96.4.0/22 descr: Japan Cental TV Co.,Inc. origin: AS45690 notify: gw.odn.ad.jp">as-admin [at] gw.odn.ad.jp mnt-by: MAINT-AS4725 changed: gw.odn.ad.jp">as-admin [at] gw.odn.ad.jp 20221111 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 27.96.8.0/21 descr: Japan Cental TV Co.,Inc. origin: AS45690 notify: gw.odn.ad.jp">as-admin [at] gw.odn.ad.jp mnt-by: MAINT-AS4722 changed: gw.odn.ad.jp">as-admin [at] gw.odn.ad.jp 20170130 source: RADB last-modified: 2023-11-13T15:50:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 27.96.8.0/21 descr: Japan Cental TV Co.,Inc. origin: AS45690 notify: gw.odn.ad.jp">as-admin [at] gw.odn.ad.jp mnt-by: MAINT-AS4725 changed: gw.odn.ad.jp">as-admin [at] gw.odn.ad.jp 20221111 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source