These entries are queried from radb.net using whois, you can try my project getting these.
:AS9618 route: 203.110.96.0/19 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20140709 #05:08:17Z source: RADB last-modified: 2023-11-13T15:46:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.110.96.0/19 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20240401 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.110.96.0/20 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20140611 #06:46:38Z source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.110.96.0/20 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20240401 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.110.112.0/20 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20140611 #06:49:28Z source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.110.112.0/20 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20240401 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.19.160.0/19 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20240401 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.19.160.0/19 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20140709 #05:08:17Z source: RADB last-modified: 2023-11-13T15:46:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.19.160.0/20 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20140611 #06:48:29Z source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.19.160.0/20 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20240401 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.19.176.0/20 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20240401 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.19.176.0/20 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20140611 #06:50:52Z source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2404:2680::/32 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20160210 #06:55:41Z source: RADB last-modified: 2023-11-13T15:48:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2404:2680::/32 descr: TCN origin: AS9618 notify: stcn-adm [at] stnet.ad.jp mnt-by: MAINT-AS7522 changed: stcn-adm [at] stnet.ad.jp 20240401 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source