These entries are queried from radb.net using whois, you can try my project getting these.
:AS140346 route6: 240e:44d:40::/42 origin: AS140346 descr: CHINANET/163 Yunnan Province network mnt-by: MAINT-AS134766 changed: huangzhiming.yn [at] chinatelecom.cn 20220114 #08:52:47Z source: RADB last-modified: 2023-11-13T16:09:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 240e:44d:140::/42 origin: AS140346 descr: CHINANET/163 Yunnan Province network mnt-by: MAINT-AS134766 changed: huangzhiming.yn [at] chinatelecom.cn 20220114 #08:53:55Z source: RADB last-modified: 2023-11-13T16:09:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 240e:44d:240::/42 origin: AS140346 descr: CHINANET/163 Yunnan Province network mnt-by: MAINT-AS134766 changed: huangzhiming.yn [at] chinatelecom.cn 20220114 #08:54:46Z source: RADB last-modified: 2023-11-13T16:09:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 240e:44d:340::/42 origin: AS140346 descr: CHINANET/163 Yunnan Province network mnt-by: MAINT-AS134766 changed: huangzhiming.yn [at] chinatelecom.cn 20220114 #08:55:29Z source: RADB last-modified: 2023-11-13T16:09:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source