These entries are queried from radb.net using whois, you can try my project getting these.
:AS31721 route: 5.191.0.0/17 origin: AS31721 mnt-by: azercell-mnt created: 2018-08-17T10:13:58Z last-modified: 2018-08-17T10:13:58Z 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: 5.191.128.0/18 origin: AS31721 mnt-by: azercell-mnt created: 2018-08-17T10:14:25Z last-modified: 2018-08-17T10:14:25Z 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: 5.191.192.0/19 origin: AS31721 mnt-by: azercell-mnt created: 2018-08-17T10:14:50Z last-modified: 2018-08-17T10:14:50Z 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: 5.191.224.0/20 origin: AS31721 mnt-by: azercell-mnt created: 2018-08-17T10:15:13Z last-modified: 2018-08-17T10:15:13Z 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: 5.191.240.0/20 origin: AS31721 mnt-by: azercell-mnt created: 2018-08-17T10:15:29Z last-modified: 2018-08-17T10:15:29Z 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: 217.168.176.0/20 descr: Azercell Route origin: AS31721 mnt-by: azercell-mnt created: 2004-07-26T09:54:27Z last-modified: 2004-07-26T09:54:27Z 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 route6: 2a03:4480::/32 descr: AZERCELL Telecom IPv6 prefixes origin: AS31721 mnt-by: azercell-mnt created: 2012-09-05T05:00:31Z last-modified: 2012-09-05T05:00:31Z 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