These entries are queried from radb.net using whois, you can try my project getting these.
:AS136998 route: 103.101.208.0/22 descr: CAT route object for JASTEL-NETWORK-TH-NIX-AP origin: AS136998 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20170929 source: RADB last-modified: 2023-11-13T15:51:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.101.208.0/24 descr: CAT route object for JASTEL-NETWORK-TH-NIX-AP origin: AS136998 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20170929 source: RADB last-modified: 2023-11-13T15:51:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.101.209.0/24 descr: CAT route object for JASTEL-NETWORK-TH-NIX-AP origin: AS136998 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20170929 source: RADB last-modified: 2023-11-13T15:51:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.101.210.0/24 descr: CAT route object for JASTEL-NETWORK-TH-NIX-AP origin: AS136998 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20180204 source: RADB last-modified: 2023-11-13T15:53:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.101.211.0/24 descr: CAT route object for JASTEL-NETWORK-TH-NIX-AP origin: AS136998 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20170929 source: RADB last-modified: 2023-11-13T15:51:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2401:9140::/32 descr: CAT route object for JASTEL-NETWORK-TH-NIX-AP origin: AS136998 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20200320 source: RADB last-modified: 2023-11-13T16:00:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2401:d4c0::/32 descr: CAT route object for JASTEL-NETWORK-TH-NIX-AP origin: AS136998 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20170929 source: RADB last-modified: 2023-11-13T15:51:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source