These entries are queried from radb.net using whois, you can try my project getting these.
:AS42484 route: 77.73.24.0/21 descr: Grand Prix Telecom origin: AS42484 notify: noc [at] gptel.ru mnt-by: GPTEL-MNT created: 2007-03-01T15:04:57Z last-modified: 2007-03-01T15:04:57Z 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: 77.73.31.0/24 descr: Grand Prix Telecom block8 origin: AS42484 mnt-by: GPTEL-MNT created: 2013-03-01T08:46:40Z last-modified: 2013-03-01T08:46:40Z 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: 141.101.175.0/24 origin: AS42484 mnt-by: GPTEL-MNT created: 2020-02-23T03:45:59Z last-modified: 2020-02-23T03:45:59Z 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: 185.122.28.0/22 descr: Grand Prix Telecom origin: AS42484 mnt-by: GPTEL-MNT created: 2015-10-20T02:39:34Z last-modified: 2015-10-20T02:39:34Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a01:8a00::/32 descr: Grand Prix Telecom origin: AS42484 mnt-by: GPTEL-MNT created: 2011-02-02T09:42:06Z last-modified: 2011-02-02T09:42:06Z 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