These entries are queried from radb.net using whois, you can try my project getting these.
:AS272980 route: 38.52.118.0/23 origin: AS272980 descr: Route Registered for Cogent Communications Customer WAYCOM S.R.L. geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20230622 #19:58:04Z source: RADB last-modified: 2023-11-13T16:17:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.157.126.0/23 origin: AS272980 descr: Route Registered for Cogent Communications Customer WAYCOM S.R.L. geoidx: DO mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20231222 # 1648Z source: RADB last-modified: 2023-12-22T16:48:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.157.126.0/24 origin: AS272980 descr: OSNET Transit Customers mnt-by: MAINT-AS21559 changed: emorillo [at] fiberx.net 20240301 # 1712Z source: RADB last-modified: 2024-03-01T17:12:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.157.127.0/24 origin: AS272980 descr: OSNET Transit Customers mnt-by: MAINT-AS21559 changed: emorillo [at] fiberx.net 20240301 # 1713Z source: RADB last-modified: 2024-03-01T17:13:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source