These entries are queried from radb.net using whois, you can try my project getting these.
:AS136566 route: 103.20.120.0/24 descr: CAT route object for JASTEL-NETWORK-TH-NIX-AP origin: AS136566 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20171116 source: RADB last-modified: 2023-11-13T15:52:36Z rpki-ov-state: valid route: 103.20.120.0/24 origin: AS136566 descr: CyberWorld Data Center Co.,Ltd. 12/32 Phaholyothin 48 Rd mnt-by: MAINT-CYBERWORLD-TH last-modified: 2020-06-10T16:48:56Z source: APNIC rpki-ov-state: valid route6: 2405:2500:5::/48 descr: CyberWorld Data Center Co.,Ltd. origin: AS136566 mnt-by: MAINT-CYBERWORLD-TH last-modified: 2020-06-10T18:07:53Z source: APNIC rpki-ov-state: valid route6: 2405:2500:11::/48 descr: CyberWorld Data Center Co.,Ltd. origin: AS136566 mnt-by: MAINT-CYBERWORLD-TH last-modified: 2020-06-10T18:08:48Z source: APNIC rpki-ov-state: valid route6: 2405:2500:66::/48 descr: CAT route object for JASTEL-NETWORK-TH-NIX-AP origin: AS136566 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20171116 source: RADB last-modified: 2023-11-13T15:52:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2405:2500:300::/48 descr: CAT route object for JASTEL-NETWORK-TH-NIX-AP origin: AS136566 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20171116 source: RADB last-modified: 2023-11-13T15:52:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source