These entries are queried from radb.net using whois, you can try my project getting these.
:AS272822 route: 38.51.188.0/24 origin: AS272822 descr: Route Registered for Cogent Communications Customer - JemNetworks SRL geoidx: DO mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220722 #13:49:28Z source: RADB last-modified: 2023-11-13T16:11:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.52.197.0/24 origin: AS272822 descr: Route Registered for Cogent Communications Customer - JemNetworks SRL geoidx: DO mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220920 source: RADB last-modified: 2023-11-13T16:12:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.52.216.0/24 origin: AS272822 descr: Route Registered for Cogent Communications Customer - JemNetworks SRL geoidx: DO mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220919 #17:00:55Z source: RADB last-modified: 2023-11-13T16:12:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2803:1490::/32 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS272822 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20220715 source: RADB last-modified: 2023-11-13T16:11:45Z rpki-ov-state: valid route6: 2803:1490:f100::/40 origin: AS272822 descr: OSNET Transit Customers mnt-by: MAINT-AS21559 changed: emorillo [at] fiberx.net 20240228 # 1347Z source: RADB last-modified: 2024-02-28T13:47:22Z rpki-ov-state: valid route6: 2803:1490:f300::/40 origin: AS272822 descr: OSNET Transit Customers mnt-by: MAINT-AS21559 changed: emorillo [at] fiberx.net 20240228 # 1346Z source: RADB last-modified: 2024-02-28T13:46:51Z rpki-ov-state: valid