These entries are queried from radb.net using whois, you can try my project getting these.
:AS4693 route: 203.140.0.0/19 descr: SCSK,AS4693 origin: AS4693 notify: nic [at] cc2.netxdc.com mnt-by: MAINT-AS4693 changed: masat.tanaka [at] scsk.jp 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.140.0.0/19 descr: CSK,AS4693 origin: AS4693 notify: netadm [at] it.csk.net mnt-by: MAINT-AS4693 changed: netadm [at] highway.ad.jp 20010213 changed: netadm [at] it.csk.net 20070611 #05:43:10(UTC) 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: 203.179.32.0/19 descr: SCSK,AS4693 origin: AS4693 notify: nic [at] cc2.netxdc.com mnt-by: MAINT-AS4693 changed: masat.tanaka [at] scsk.jp 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.179.32.0/19 descr: CSK,AS4693 origin: AS4693 notify: netadm [at] it.csk.net mnt-by: MAINT-AS4693 changed: netadm [at] highway.ad.jp 20010207 changed: netadm [at] it.csk.net 20070611 #05:46:08(UTC) 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: 210.159.96.0/19 descr: SCSK,AS4693 origin: AS4693 notify: nic [at] cc2.netxdc.com mnt-by: MAINT-AS4693 changed: masat.tanaka [at] scsk.jp 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.159.96.0/19 descr: CSK,AS4693 origin: AS4693 notify: netadm [at] it.csk.net mnt-by: MAINT-AS4693 changed: netadm [at] highway.ad.jp 20010213 changed: netadm [at] it.csk.net 20070611 #05:39:02(UTC) 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: 210.166.96.0/19 descr: SCSK,AS4693 origin: AS4693 notify: nic [at] cc2.netxdc.com mnt-by: MAINT-AS4693 changed: masat.tanaka [at] scsk.jp 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.166.96.0/19 descr: CSK,AS4693 origin: AS4693 notify: netadm [at] it.csk.net mnt-by: MAINT-AS4693 changed: netadm [at] highway.ad.jp 20010213 changed: netadm [at] it.csk.net 20070611 #05:42:25(UTC) 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: 210.249.192.0/19 descr: SCSK,AS4693 origin: AS4693 notify: nic [at] cc2.netxdc.com mnt-by: MAINT-AS4693 changed: masat.tanaka [at] scsk.jp 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.249.192.0/19 descr: CSK,AS4693 origin: AS4693 notify: netadm [at] it.csk.net mnt-by: MAINT-AS4693 changed: netadm [at] highway.ad.jp 20010213 changed: netadm [at] it.csk.net 20070611 #05:44:43(UTC) 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: 211.7.192.0/21 descr: SCSK,AS4693 origin: AS4693 notify: nic [at] cc2.netxdc.com mnt-by: MAINT-AS4693 changed: masat.tanaka [at] scsk.jp 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.7.192.0/21 descr: CSK,AS4693 origin: AS4693 notify: netadm [at] it.csk.net mnt-by: MAINT-AS4693 changed: netadm [at] it.csk.net 20120731 #05:34:17Z source: RADB last-modified: 2023-11-13T15:43:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.7.208.0/21 descr: SCSK,AS4693 origin: AS4693 notify: nic [at] cc2.netxdc.com mnt-by: MAINT-AS4693 changed: masat.tanaka [at] scsk.jp 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.7.208.0/21 descr: CSK,AS4693 origin: AS4693 notify: netadm [at] it.csk.net mnt-by: MAINT-AS4693 changed: netadm [at] it.csk.net 20120731 #05:35:29Z source: RADB last-modified: 2023-11-13T15:43:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2400:af80::/32 descr: SCSK,AS4693 origin: AS4693 notify: nic [at] cc2.netxdc.com mnt-by: MAINT-AS4693 changed: masat.tanaka [at] scsk.jp 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2400:af80::/32 descr: SCSK,AS4693 origin: AS4693 notify: netadm [at] it.csk.net mnt-by: MAINT-AS4693 changed: netadm [at] it.csk.net 20140919 source: RADB last-modified: 2023-11-13T15:46:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source