These entries are queried from radb.net using whois, you can try my project getting these.
:AS36813 route: 64.127.80.0/20 descr: Hamilton County Communications Route 142 Dahlgren, IL 62828 US origin: AS36813 mnt-by: MNT-HMCM changed: jb [at] jbacher.com 20080703 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.127.90.0/23 descr: Hamilton County Communications descr: Route 142 descr: Dahlgren, IL 62828 descr: US origin: AS36813 mnt-by: MNT-HMCM changed: jb [at] jbacher.com 20100621 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.127.90.0/24 descr: Hamilton County Communications descr: Route 142 descr: Dahlgren, IL 62828 descr: US origin: AS36813 mnt-by: MNT-HMCM changed: jb [at] jbacher.com 20100621 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.127.91.0/24 descr: Hamilton County Communications descr: Route 142 descr: Dahlgren, IL 62828 descr: US origin: AS36813 mnt-by: MNT-HMCM changed: jb [at] jbacher.com 20100621 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.220.80.0/20 descr: Hamilton County Communications Route 142 Dahlgren, Illinois 62828 US origin: AS36813 mnt-by: MNT-HMCM changed: jb [at] jbacher.com 20060621 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.2.0/23 origin: AS36813 descr: Highway 142 PO Box 40 Dahlgren IL 62828 United States admin-c: JB1300-ARIN tech-c: DRENN-ARIN mnt-by: MNT-HMCM created: 2022-10-29T16:41:37Z last-modified: 2022-10-29T16:41:37Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.37.68.0/22 descr: Proxy fbo Hamilton County origin: AS36813 remarks: Windstream Footprint mnt-by: MAINT-AS7029 changed: Michael.Addy [at] windstream.com 20170503 source: RADB last-modified: 2023-11-13T15:51:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 139.60.80.0/20 descr: Hamilton County Communications descr: Route 142 descr: Dahlgren, IL 62828 descr: US origin: AS36813 mnt-by: MNT-HMCM changed: js [at] jspringer.net 20161129 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 139.138.108.0/22 descr: Hamilton County Communications descr: Route 142 descr: Dahlgren, IL 62828 descr: US origin: AS36813 mnt-by: MNT-HMCM changed: jb [at] janbacher.com 20220125 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2606:2c80::/32 descr: Hamilton County Communications descr: Route 142 descr: Dahlgren, IL 62828 descr: US origin: AS36813 mnt-by: MNT-HMCM changed: js [at] jspringer.net 20160512 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source