These entries are queried from radb.net using whois, you can try my project getting these.
:AS23434 route: 64.150.70.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS23434 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.147.203.0/24 descr: Forced Object Correction origin: AS23434 mnt-by: MAINT-AS7132 changed: peering [at] intl.att.com 20190903 source: RADB last-modified: 2023-11-13T15:57:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.175.175.0/24 origin: AS23434 descr: "Added by Consolidated Communications on behalf of SURS" Shouting Grounds Technologies, INC 105 S. Walnut St. Champaign IL mnt-by: MAINT-CCI changed: justin.will [at] consolidated.com 20200616 #20:31:58Z source: RADB last-modified: 2023-11-13T16:01:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source