These entries are queried from radb.net using whois, you can try my project getting these.
:AS264720 route: 168.232.48.0/22 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS264720 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20200918 source: RADB last-modified: 2023-11-13T16:01:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.232.48.0/23 origin: AS264720 descr: UNIVERSIDAD DE EL SALVADOR admin-c: LCM3 tech-c: LCM3 geoidx: EL SALVADOR notify: bgp-on [at] tigo.com.gt mnt-by: MAINT-AS262206 changed: lcmorales [at] tigo.com.gt 20220830 #22:50:27Z source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.232.50.0/23 origin: AS264720 descr: UNIVERSIDAD DE EL SALVADOR mnt-by: MAINT-AS52468 changed: dsalazara [at] ufinet.com 20220711 #02:39:45Z source: RADB last-modified: 2023-11-13T16:11:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source