These entries are queried from radb.net using whois, you can try my project getting these.
:AS4652 route: 122.155.252.0/24 origin: AS4652 descr: CAT Telecom Public Company Limited 13th CAT TELECOM TOWER NEW ROAD SRIPHRAYA BANGRAK BANGKOK THAILAND mnt-by: MAINT-TH-THIX-CAT last-modified: 2021-10-11T17:00:45Z source: APNIC rpki-ov-state: valid route: 122.155.253.0/24 origin: AS4652 descr: CAT Telecom Public Company Limited 13th CAT TELECOM TOWER NEW ROAD SRIPHRAYA BANGRAK BANGKOK THAILAND mnt-by: MAINT-TH-THIX-CAT last-modified: 2021-10-11T17:00:49Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.47.255.0/24 descr: Route object for Thailand National Internet eXchange origin: AS4652 mnt-by: MAINT-THIX-CAT-TH changed: kserth [at] cat.net.th 20000424 source: RADB last-modified: 2023-11-13T15:45:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source