These entries are queried from radb.net using whois, you can try my project getting these.
:AS399440 route: 103.230.4.0/22 origin: AS399440 descr: Proxy for Heartland Fiber mnt-by: MAINT-AS53610 changed: peering [at] metrocomm.com 20220307 #18:51:06Z source: RADB last-modified: 2023-11-13T16:09:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.230.4.0/22 origin: AS399440 descr: 1360 County Road 600 N Eureka IL 61530 United States member-of: AS399440:RS-HEARTLANDFIBER admin-c: STUTZ20-ARIN tech-c: STUTZ20-ARIN mnt-by: MNT-HF-531 created: 2021-08-26T19:03:44Z last-modified: 2023-10-05T16:07:57Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.251.97.0/24 origin: AS399440 descr: PO Box 318 Eureka IL 61530 United States member-of: AS399440:RS-HEARTLANDFIBER admin-c: STUTZ20-ARIN tech-c: STUTZ20-ARIN mnt-by: MNT-HF-531 created: 2022-12-15T17:04:20Z last-modified: 2023-10-05T16:07:57Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.251.97.0/24 origin: AS399440 descr: 162.251.97.0/24 admin-c: ROCKE27-ARIN tech-c: ROCKE27-ARIN mnt-by: MAINT-AS53610 changed: peering [at] metrocomm.com 20230429 #12:34:35Z source: RADB last-modified: 2023-11-13T16:17:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.198.176.0/22 origin: AS399440 descr: 1360 County Road 600 N Eureka IL 61530 United States member-of: AS399440:RS-HEARTLANDFIBER admin-c: STUTZ20-ARIN tech-c: STUTZ20-ARIN mnt-by: MNT-HF-531 created: 2021-09-30T23:37:56Z last-modified: 2023-10-05T16:07:57Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2606:5d40::/32 origin: AS399440 descr: 1360 County Road 600 N Eureka IL 61530 United States member-of: AS399440:RS-HEARTLANDFIBER admin-c: STUTZ20-ARIN tech-c: STUTZ20-ARIN mnt-by: MNT-HF-531 created: 2021-08-26T19:04:23Z last-modified: 2023-10-05T16:07:57Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source