These entries are queried from radb.net using whois, you can try my project getting these.
:AS63789 route: 202.9.208.0/22 descr: NEXT-WEB CIDR-BLK-M1 X-Keiro: noc [at] next-web.ad.jp origin: AS63789 notify: noc [at] next-web.ad.jp mnt-by: MAINT-AS63789 changed: info [at] next-web.ad.jp 20230707 source: JPIRR rpki-ov-state: valid route: 202.9.208.0/23 descr: NEXT-WEB CIDR-BLK-TEST X-Keiro: noc [at] next-web.ad.jp origin: AS63789 notify: noc [at] next-web.ad.jp mnt-by: MAINT-AS63789 changed: info [at] next-web.ad.jp 20230713 source: JPIRR rpki-ov-state: valid route: 202.9.208.0/24 descr: NEXT-WEB CIDR-BLK-1 X-Keiro: noc [at] next-web.ad.jp origin: AS63789 notify: noc [at] next-web.ad.jp mnt-by: MAINT-AS63789 changed: info [at] next-web.ad.jp 20230602 source: JPIRR rpki-ov-state: valid route: 202.9.209.0/24 descr: NEXT-WEB CIDR-BLK-2 X-Keiro: noc [at] next-web.ad.jp origin: AS63789 notify: noc [at] next-web.ad.jp mnt-by: MAINT-AS63789 changed: info [at] next-web.ad.jp 20230630 source: JPIRR rpki-ov-state: valid route: 202.9.210.0/24 descr: NEXT-WEB CIDR-BLK-3 X-Keiro: noc [at] next-web.ad.jp origin: AS63789 notify: noc [at] next-web.ad.jp mnt-by: MAINT-AS63789 changed: info [at] next-web.ad.jp 20230630 source: JPIRR rpki-ov-state: valid