These entries are queried from radb.net using whois, you can try my project getting these.
:AS9358 route: 210.141.128.0/19 descr: OPTAGE Inc. X-Keiro : support [at] gwnc.net origin: AS9358 notify: support [at] gwnc.net mnt-by: MAINT-AS9358 changed: support [at] gwnc.net 20230515 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.141.128.0/19 descr: Kanden System Solutions Co.,LTD origin: AS9358 notify: iwasaki [at] kocoe.com mnt-by: MAINT-AS17951 changed: iwasaki [at] kocoe.com 20050224 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.141.128.0/19 descr: PACNET (proxy-registered route object) origin: AS9358 remarks: This route object is for a PACNET customer route which is being exported under this origin AS. + This route object was created because no existing route object with the same origin was found, and since some PACNET peers filter based on these objects this route may be rejected if this object is not created. + Please contact abuse [at] pacnet.net if you have any Concerns regarding Spam/Abuses related to this object + Please contact ip-noc [at] pacnet.net if you have any other Questions regarding this object. notify: ip-noc [at] pacnet.net mnt-by: MAINT-AS4637 changed: ip-noc [at] pacnet.net 20100201 source: RADB last-modified: 2023-11-13T15:58:53Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2406:c700::/32 descr: OPTAGE Inc. X-Keiro : support [at] gwnc.net origin: AS9358 notify: support [at] gwnc.net mnt-by: MAINT-AS9358 changed: support [at] gwnc.net 20230515 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source