These entries are queried from radb.net using whois, you can try my project getting these.
:AS57700 route: 171.25.232.0/22 descr: route object origin: AS57700 mnt-by: DEEPCO-MNT created: 2012-01-20T09:11:22Z last-modified: 2012-01-20T09:11:22Z 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: 171.25.232.0/23 origin: AS57700 descr: AS57700 specific route mnt-by: DEEPCO-MNT created: 2020-03-21T16:54:20Z last-modified: 2020-03-21T16:54:20Z 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: 171.25.232.0/24 origin: AS57700 descr: AS57700 specific route mnt-by: DEEPCO-MNT created: 2020-03-21T17:01:03Z last-modified: 2020-03-21T17:01:03Z 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: 171.25.233.0/24 origin: AS57700 descr: AS57700 specific route mnt-by: DEEPCO-MNT created: 2020-03-21T17:01:45Z last-modified: 2020-03-21T17:01:45Z 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: 171.25.234.0/23 origin: AS57700 descr: AS57700 specific route mnt-by: DEEPCO-MNT created: 2020-03-21T16:55:33Z last-modified: 2020-03-21T16:55:33Z 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: 171.25.234.0/24 origin: AS57700 descr: AS57700 specific route mnt-by: DEEPCO-MNT created: 2020-03-21T17:02:29Z last-modified: 2020-03-21T17:02:29Z 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: 171.25.235.0/24 origin: AS57700 descr: AS57700 specific route mnt-by: DEEPCO-MNT created: 2020-03-21T17:03:15Z last-modified: 2020-03-21T17:03:15Z 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