These entries are queried from radb.net using whois, you can try my project getting these.
:AS18683 route: 66.85.63.0/24 descr: Midwest Fiber Networks origin: AS18683 mnt-by: MAINT-AS18683 changed: rrodichev [at] midwestfibernetworks.com 20150813 #16:46:58Z source: RADB last-modified: 2023-11-13T15:48:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 69.80.188.0/23 descr: Proxy object for Apogee origin: AS18683 mnt-by: MAINT-AS18683 changed: alomonaco [at] midwestfibernetworks.com 20160720 #20:17:10Z source: RADB last-modified: 2023-11-13T15:49:34Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.211.0.0/21 descr: Midwest Fiber Networks origin: AS18683 mnt-by: MAINT-AS18683 changed: rrodichev [at] midwestfibernetworks.com 20141009 #03:14:24Z source: RADB last-modified: 2023-11-13T15:46:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 165.254.216.0/23 origin: AS18683 descr: Midwest Fiber Networks mnt-by: MAINT-AS18683 changed: alomonaco [at] midwestfibernetworks.com 20191209 #22:13:16Z source: RADB last-modified: 2023-11-13T15:59:19Z rpki-ov-state: valid route: 207.110.224.0/19 origin: AS18683 descr: Midwest Fiber Networks mnt-by: MAINT-AS18683 changed: alomonaco [at] midwestfibernetworks.com 20200312 #17:58:52Z source: RADB last-modified: 2023-11-13T16:00:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2604:b680::/32 descr: Midwest Fiber Networks origin: AS18683 mnt-by: MAINT-AS18683 changed: alomonaco [at] midwestfibernetworks.com 20160229 #04:24:47Z source: RADB last-modified: 2023-11-13T15:48:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source