These entries are queried from radb.net using whois, you can try my project getting these.
:AS7667 route: 192.26.91.0/24 descr: NET-KDDILAB-1 origin: AS7667 notify: lan-admin [at] lan.kddi-research.jp mnt-by: MAINT-AS7667 changed: hs-nakagawa [at] kddi-research.jp 20230511 source: JPIRR rpki-ov-state: valid route: 202.255.44.0/22 descr: NET-KDDILAB-2 origin: AS7667 notify: lan-admin [at] lan.kddi-research.jp mnt-by: MAINT-AS7667 changed: hs-nakagawa [at] kddi-research.jp 20230511 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:de1::/42 descr: NET-KDDILAB-v6-1 X-Keiro: lan-admin [at] lan.kddi-research.jp origin: AS7667 notify: lan-admin [at] lan.kddi-research.jp mnt-by: MAINT-AS7667 changed: hs-nakagawa [at] kddi-research.jp 20230511 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:de1::/48 descr: NET-KDDILAB-v6-1-0 X-Keiro: lan-admin [at] lan.kddi-research.jp origin: AS7667 notify: lan-admin [at] lan.kddi-research.jp mnt-by: MAINT-AS7667 changed: hs-nakagawa [at] kddi-research.jp 20230511 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:df0:95::/48 descr: NET-KDDILAB-v6-2 X-Keiro: lan-admin [at] lan.kddi-research.jp origin: AS7667 notify: lan-admin [at] lan.kddi-research.jp mnt-by: MAINT-AS7667 changed: hs-nakagawa [at] kddi-research.jp 20230511 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source