These entries are queried from radb.net using whois, you can try my project getting these.
:AS24286 route: 202.12.8.0/21 descr: Weathernews PI address block No.1 origin: AS24286 notify: cic-security [at] wni.com notify: nsmaster [at] wni.com mnt-by: MAINT-AS24286 changed: tamu-s [at] wni.com 20231011 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.12.8.0/21 descr: Weathernews, Inc., origin: AS24286 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 20080327 source: RADB last-modified: 2023-11-13T15:39:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.12.8.0/24 descr: Weathernews, Inc., origin: AS24286 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 20080327 source: RADB last-modified: 2023-11-13T15:39:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.12.8.0/24 descr: Weathernews PI address block No.1 origin: AS24286 notify: cic-security [at] wni.com notify: nsmaster [at] wni.com mnt-by: MAINT-AS24286 changed: tamu-s [at] wni.com 20231011 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.12.9.0/24 descr: Weathernews PI address block No.1 origin: AS24286 notify: cic-security [at] wni.com notify: nsmaster [at] wni.com mnt-by: MAINT-AS24286 changed: tamu-s [at] wni.com 20231011 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.12.10.0/24 descr: Weathernews PI address block No.1 origin: AS24286 notify: cic-security [at] wni.com notify: nsmaster [at] wni.com mnt-by: MAINT-AS24286 changed: tamu-s [at] wni.com 20231011 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.12.10.0/24 descr: Weathernews, Inc., origin: AS24286 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 20161222 source: RADB last-modified: 2023-11-13T15:50:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source