These entries are queried from radb.net using whois, you can try my project getting these.
:AS41768 route: 193.37.159.0/24 descr: WEIDMANN ELECTRICAL TECHNOLOGY AG descr: Rapperswil, Switzerland origin: AS41768 mnt-by: ANTANET-MNT created: 2006-10-23T14:38:00Z last-modified: 2016-04-18T08:11:07Z 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