These entries are queried from radb.net using whois, you can try my project getting these.
:AS13866 route: 65.112.28.0/23 origin: AS13866 descr: Proxy route-object for Computer Country. mnt-by: MAINT-AS25899 changed: scannoodt [at] lsnetworks.net 20230926 #20:28:49Z source: RADB last-modified: 2023-11-13T16:18:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 65.170.86.0/23 origin: AS13866 descr: Proxy route-object for Computer Country. mnt-by: MAINT-AS25899 changed: scannoodt [at] lsnetworks.net 20230926 #20:30:54Z source: RADB last-modified: 2023-11-13T16:18:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.25.112.0/20 descr: Data Center West 739 Welch St Medford OR 97501 ASN 13866 origin: AS13866 mnt-by: MAINT-CHTR-WD changed: daniel.demouchet [at] chartercom.com 20130515 #02:30:13Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.251.112.0/20 descr: Data Center West, Inc. descr: 739 Welch St. descr: Medford, OR 97501 descr: US origin: AS13866 mnt-by: MNT-DCW-5 changed: network+arinirr [at] datacenterwest.com 20191119 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.251.112.0/20 descr: Proxy route-object for Computer Country origin: AS13866 mnt-by: MAINT-AS25899 changed: pkaushal [at] lsnetworks.net 20140924 #00:03:05Z source: RADB last-modified: 2023-11-13T16:09:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2602:fff8::/36 descr: Data Center West, Inc. descr: 739 Welch St. descr: Medford, OR 97501 descr: US origin: AS13866 mnt-by: MNT-DCW-5 changed: network+arinirr [at] datacenterwest.com 20191119 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2602:fff8::/36 descr: Spectrum Proxy Registration origin: AS13866 mnt-by: MAINT-AS11404 changed: bguzman [at] wavebroadband.com 20151013 #21:07:18Z source: RADB last-modified: 2023-11-13T15:51:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source