These entries are queried from radb.net using whois, you can try my project getting these.
:AS46013 route: 115.31.189.0/24 descr: BB Connect Route Object for Customer (IBM Thailand) origin: AS46013 mnt-by: MAINT-AS45796 changed: apinan_k [at] uih.co.th 20180904 #10:15:36Z source: RADB last-modified: 2023-11-13T15:54:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.150.247.0/24 origin: AS46013 descr: Internet Thailand Company Ltd. 1768 IFCT Tower, 10th-12th FL IT Floor New Petchburi Road Khwaeng Bang Kapi Khet Huay Khwang mnt-by: MAINT-TH-INET last-modified: 2020-11-19T08:19:51Z source: APNIC rpki-ov-state: valid route: 203.150.247.0/24 descr: Thanachart (PROJECT MAIL) origin: AS46013 mnt-by: MAINT-AS4750 changed: bgpadmin [at] csloxinfo.net 20091111 #09:00:29Z source: RADB last-modified: 2023-11-13T15:40:31Z rpki-ov-state: valid route: 203.150.247.0/24 descr: CMI IP Transit origin: AS46013 admin-c: MAINT-CMI-INT-HK tech-c: MAINT-CMI-INT-HK mnt-by: MAINT-CMI-INT-HK changed: qas_support [at] cmi.chinamobile.com 20160815 source: NTTCOM rpki-ov-state: valid