These entries are queried from radb.net using whois, you can try my project getting these.
:AS135586 route: 203.159.65.0/24 origin: AS135586 descr: BKNIX Co.,Ltd. 131 Mu9 INC1-205., Phahon Yothin Khlong Nueng mnt-by: MAINT-BKNIX-TH last-modified: 2018-06-01T06:55:02Z source: APNIC rpki-ov-state: valid route: 203.159.65.0/24 descr: THNIC (Thai name server) Link#2 origin: AS135586 mnt-by: MAINT-AS4750 changed: bgpadmin [at] csloxinfo.net 20160727 #09:41:30Z source: RADB last-modified: 2023-11-13T15:49:36Z rpki-ov-state: valid route6: 2404:b0:1005::/48 descr: THNIC (Thai name server) Link#2 origin: AS135586 mnt-by: MAINT-AS4750 changed: bgpadmin [at] csloxinfo.net 20160727 #09:44:47Z source: RADB last-modified: 2023-11-13T15:49:36Z rpki-ov-state: valid