These entries are queried from radb.net using whois, you can try my project getting these.
:AS3066 route: 192.148.252.0/23 origin: AS3066 descr: rs /23 from rs-as admin-c: RES70-ARIN tech-c: GP152-ARIN tech-c: RES70-ARIN mnt-by: MNT-RES-Z created: 2023-10-16T20:44:51Z last-modified: 2023-10-16T20:44:51Z source: ARIN rpki-ov-state: valid route: 192.148.252.0/24 origin: AS3066 descr: PO Box 6265 Leesburg VA 20175 United States admin-c: RES70-ARIN tech-c: GP152-ARIN tech-c: RES70-ARIN mnt-by: MNT-RES-Z created: 2023-10-17T18:54:06Z last-modified: 2023-10-17T18:54:06Z source: ARIN rpki-ov-state: valid route: 192.148.253.0/24 origin: AS3066 descr: PO Box 6265 Leesburg VA 20175 United States admin-c: RES70-ARIN tech-c: GP152-ARIN tech-c: RES70-ARIN mnt-by: MNT-RES-Z created: 2023-10-17T18:55:17Z last-modified: 2023-10-17T18:55:17Z source: ARIN rpki-ov-state: valid route: 198.6.196.0/24 descr: Uraeus Consulting origin: AS3066 mnt-by: MAINT-AS3066-ALTDB changed: rs [at] seastrom.com 20140930 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.137.194.0/24 descr: Hank's /24 origin: AS3066 mnt-by: MAINT-AS3066-ALTDB changed: rs [at] seastrom.com 20150123 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.181.80.0/24 origin: AS3066 descr: PO Box 50128 Eugene OR 97405 United States admin-c: DC60-ARIN tech-c: DC60-ARIN mnt-by: MNT-LIVIN-15-Z created: 2023-10-26T23:43:10Z last-modified: 2023-10-26T23:43:10Z source: ARIN rpki-ov-state: valid