These entries are queried from radb.net using whois, you can try my project getting these.
:AS53536 route: 72.19.52.0/24 origin: AS53536 descr: TDS Bend Broadband customer proxy object for Cascade Assets LLC, dba Reliance Connects admin-c: INO44-ARIN tech-c: INO44-ARIN notify: ispadmin [at] tdstelecom.com mnt-by: MAINT-TDST changed: rich.deprez [at] tdstelecom.com 20220318 #19:57:37Z source: RADB last-modified: 2023-11-13T16:10:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.7.128.0/21 descr: Proxy route-object for Prinetime Internet Solutions, LLC origin: AS53536 mnt-by: MAINT-AS25899 changed: pkaushal [at] lsnetworks.net 20161102 #23:21:23Z source: RADB last-modified: 2023-11-13T16:09:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source