These entries are queried from radb.net using whois, you can try my project getting these.
:AS16054 route: 213.228.96.0/21 descr: RU-SIBNET-NETWORKS descr: join stock company "Elektrosvyaz" of Novosibirsk area descr: Novosibirsk, Russia origin: AS16054 notify: noc [at] sibnet.ru notify: lir [at] ncc.sibirtelecom.ru mnt-by: NSOELSV-NCC mnt-by: ROSTELECOM-MNT created: 2005-06-01T03:04:53Z last-modified: 2019-03-13T07:13:56Z 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