These entries are queried from radb.net using whois, you can try my project getting these.
:AS135528 route: 202.29.37.0/24 descr: Route for MoobanChombueng Ratchabhat University Network origin: AS135528 notify: noc [at] uni.net.th notify: chonlati [at] hotmail.com mnt-by: MAINT-AS4621 changed: tawee [at] uni.net.th 20160911 #12:57:51Z source: RADB last-modified: 2023-11-13T15:55:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:3c8:2a07::/48 descr: Route for MoobanChombueng Ratchabhat University Network origin: AS135528 notify: noc [at] uni.net.th notify: chonlati [at] hotmail.com mnt-by: MAINT-AS4621 changed: tawee [at] uni.net.th 20160911 #12:59:01Z source: RADB last-modified: 2023-11-13T15:55:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source