These entries are queried from radb.net using whois, you can try my project getting these.
:AS50473 route: 45.129.140.0/24 descr: ECO-MOSCOW-NAT-POOL-MAIN origin: AS50473 mnt-by: ECO-MNT created: 2022-08-24T14:08:25Z last-modified: 2022-08-24T14:08:25Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.129.141.0/24 descr: ECO-MOSCOW-NAT-POOL-MAIN origin: AS50473 mnt-by: ECO-MNT created: 2022-08-26T09:14:10Z last-modified: 2022-08-26T09:14:10Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 46.151.152.0/21 descr: ECO-MOSCOW-POOL-SUBSCRIBERS origin: AS50473 mnt-by: ECO-MNT created: 2010-12-16T09:12:20Z last-modified: 2022-03-30T13:10:35Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 80.251.224.0/20 descr: ECO-MOSCOW-NAT-POOL-MAIN origin: AS50473 mnt-by: ECO-MNT created: 2023-08-29T09:52:43Z last-modified: 2023-08-29T09:52:43Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 91.214.240.0/22 descr: ECO-MOSCOW-POOL-SUBSCRIBERS origin: AS50473 mnt-by: ECO-MNT created: 2020-10-21T10:21:11Z last-modified: 2022-10-18T15:30:27Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 185.21.156.0/22 descr: ECO-MOSCOW-POOL-SUBSCRIBERS origin: AS50473 mnt-by: ECO-MNT created: 2023-08-23T14:44:01Z last-modified: 2023-08-23T14:44:01Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 185.42.124.0/22 descr: ECO-MOSCOW-NAT-POOL-Reserv-and-VIDEO origin: AS50473 mnt-by: ECO-MNT created: 2014-06-26T10:00:49Z last-modified: 2022-03-30T13:00:47Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 185.61.76.0/22 descr: ECO-MOSCOW-POOL-SUBSCRIBERS origin: AS50473 mnt-by: ECO-MNT created: 2014-09-23T10:04:20Z last-modified: 2022-10-18T12:44:01Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 188.64.165.0/24 descr: ECO-MOSCOW-NAT-POOL-MAIN origin: AS50473 mnt-by: ECO-MNT created: 2019-05-27T08:21:53Z last-modified: 2022-03-30T13:04:49Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 188.64.166.0/23 descr: ECO-MOSCOW-NAT-POOL-MAIN origin: AS50473 mnt-by: ECO-MNT created: 2019-05-27T08:22:12Z last-modified: 2022-03-30T13:05:34Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 193.105.59.0/24 descr: ECO-MOSCOW-POOL-SUBSCRIBERS origin: AS50473 mnt-by: ECO-MNT created: 2010-01-26T14:44:32Z last-modified: 2022-03-30T13:11:01Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 195.216.241.0/24 descr: ECO-MOSCOW-POOL-SUBSCRIBERS origin: AS50473 mnt-by: ECO-MNT created: 2022-07-12T14:01:36Z last-modified: 2022-07-12T14:01:36Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid