These entries are queried from radb.net using whois, you can try my project getting these.
:AS21403 route: 46.61.137.0/24 origin: AS21403 descr: For Miranda-Media mnt-by: ROSTELECOM-MNT created: 2017-12-05T08:59:06Z last-modified: 2017-12-05T10:50:36Z 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