These entries are queried from radb.net using whois, you can try my project getting these.
:AS148990 route: 154.19.128.0/24 origin: AS148990 descr: Route Registered for Cogent Communications Customer - E&H TECHNOLOGY CO., LTD. geoidx: HK mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220830 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.19.130.0/24 origin: AS148990 descr: Route Registered for Cogent Communications Customer - E&H TECHNOLOGY CO., LTD. geoidx: HK mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220830 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.19.133.0/24 origin: AS148990 descr: Route Registered for Cogent Communications Customer - E&H TECHNOLOGY CO., LTD. geoidx: HK mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220830 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.19.134.0/24 origin: AS148990 descr: Route Registered for Cogent Communications Customer - E&H TECHNOLOGY CO., LTD. geoidx: HK mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220830 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.19.136.0/24 origin: AS148990 descr: Route Registered for Cogent Communications Customer - E&H TECHNOLOGY CO., LTD. geoidx: HK mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220830 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.19.139.0/24 origin: AS148990 descr: Route Registered for Cogent Communications Customer - E&H TECHNOLOGY CO., LTD. geoidx: HK mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220830 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.19.140.0/24 origin: AS148990 descr: Route Registered for Cogent Communications Customer - E&H TECHNOLOGY CO., LTD. geoidx: HK mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220830 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.19.142.0/24 origin: AS148990 descr: Route Registered for Cogent Communications Customer - E&H TECHNOLOGY CO., LTD. geoidx: HK mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220830 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.19.143.0/24 origin: AS148990 descr: Route Registered for Cogent Communications Customer - E&H TECHNOLOGY CO., LTD. geoidx: HK mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220830 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.19.146.0/24 origin: AS148990 descr: Route Registered for Cogent Communications Customer - E&H TECHNOLOGY CO., LTD. geoidx: HK mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220830 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.19.151.0/24 origin: AS148990 descr: Route Registered for Cogent Communications Customer - E&H TECHNOLOGY CO., LTD. geoidx: HK mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220830 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.19.157.0/24 origin: AS148990 descr: Route Registered for Cogent Communications Customer - E&H TECHNOLOGY CO., LTD. geoidx: HK mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220830 source: RADB last-modified: 2023-11-13T16:12:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source