These entries are queried from radb.net using whois, you can try my project getting these.
:AS35712 route: 91.132.180.0/22 descr: AMAG Corporate Services AG origin: AS35712 mnt-by: mnt-ch-amag-1 created: 2018-12-20T16:15:08Z last-modified: 2018-12-20T16:15:08Z 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: 2a09:cc80::/29 descr: AMAG Corporate Services AG origin: AS35712 mnt-by: mnt-ch-amag-1 created: 2018-12-20T16:15:41Z last-modified: 2018-12-20T16:15:41Z 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