These entries are queried from radb.net using whois, you can try my project getting these.
:AS19984 route: 38.147.128.0/24 origin: AS19984 descr: Route Registered for Cogent Communications Customer - Patterson-UTI Management Services geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20210917 #21:49:13Z source: RADB last-modified: 2023-11-13T16:08:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 172.84.156.0/24 origin: AS19984 descr: Patterson-UTI Management Services, LLC 4510 Lamesa Hwy Snyder TX 79549 United States admin-c: PNT9-ARIN tech-c: PNT9-ARIN mnt-by: MNT-PMSL-21 created: 2021-09-16T21:05:07Z last-modified: 2021-09-16T21:05:07Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source