These entries are queried from radb.net using whois, you can try my project getting these.
:AS45736 route: 203.123.55.0/24 origin: AS45736 descr: eSys Technologies Pte Ltd 194 Pandan Loop #04-09 mnt-by: MAINT-AP-ESYS last-modified: 2019-12-10T08:17:49Z source: APNIC rpki-ov-state: valid route: 203.123.55.0/24 origin: AS45736 descr: On behalf of DCS1 Pte Ltd (SPTEL) mnt-by: MAINT-AS134078 changed: anthony [at] netpluz.asia 20191127 #10:09:51Z source: RADB last-modified: 2023-11-13T15:59:00Z rpki-ov-state: valid