These entries are queried from radb.net using whois, you can try my project getting these.
:AS134407 route: 103.60.217.0/24 origin: AS134407 descr: Proxy registered route object. MediaCorp Pte Ltd Mediacorp Campus, 1 Stars Avenue, Singapore 138507 digital-infra [at] mediacorp.com.sg mnt-by: MAINT-AS23856 changed: iskandar.basman [at] sptel.com 20220323 #05:56:09Z source: RADB last-modified: 2023-11-13T16:10:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.209.190.0/24 origin: AS134407 descr: Proxy registered route object. MediaCorp Pte Ltd Mediacorp Campus, 1 Stars Avenue, Singapore 138507 digital-infra [at] mediacorp.com.sg mnt-by: MAINT-AS23856 changed: iskandar.basman [at] sptel.com 20220323 #05:55:27Z source: RADB last-modified: 2023-11-13T16:10:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source