These entries are queried from radb.net using whois, you can try my project getting these.
:AS55393 route: 119.15.112.0/20 descr: Midokura Co., Ltd. origin: AS55393 mnt-by: MAINT-AS17819 changed: ap-netops [at] ap.equinix.com 20210211 source: RADB last-modified: 2023-11-13T16:03:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 119.15.112.0/20 descr: Midokura Co., Ltd. origin: AS55393 notify: apac-jp-nw [at] ap.equinix.com mnt-by: MAINT-AS17941 changed: apac-jp-nw [at] ap.equinix.com 20230904 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 119.15.112.0/21 descr: Midokura Co., Ltd. origin: AS55393 mnt-by: MAINT-AS17819 changed: ap-netops [at] ap.equinix.com 20210211 source: RADB last-modified: 2023-11-13T16:03:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 119.15.112.0/21 descr: Midokura Co., Ltd. origin: AS55393 notify: apac-jp-nw [at] ap.equinix.com mnt-by: MAINT-AS17941 changed: apac-jp-nw [at] ap.equinix.com 20230904 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 119.15.120.0/21 descr: Midokura Co., Ltd. origin: AS55393 mnt-by: MAINT-AS17819 changed: ap-netops [at] ap.equinix.com 20210211 source: RADB last-modified: 2023-11-13T16:03:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 119.15.120.0/21 descr: Midokura Co., Ltd. origin: AS55393 notify: apac-jp-nw [at] ap.equinix.com mnt-by: MAINT-AS17941 changed: apac-jp-nw [at] ap.equinix.com 20230904 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source