These entries are queried from radb.net using whois, you can try my project getting these.
:AS47609 route: 91.206.132.0/23 descr: LTMD Networks, UAB origin: AS47609 mnt-by: MNT-LTMD created: 2011-11-12T23:04:49Z last-modified: 2011-11-12T23:04:49Z source: RIPE notify: hostmaster [at] ltmd.net 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: 91.206.132.0/24 descr: LTMD Networks, UAB origin: AS47609 mnt-by: MNT-LTMD created: 2008-07-27T06:31:19Z last-modified: 2008-07-30T13:29:45Z source: RIPE notify: hostmaster [at] ltmd.net 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: 91.206.133.0/24 descr: LTMD Networks, UAB origin: AS47609 mnt-by: MNT-LTMD created: 2008-07-27T06:32:36Z last-modified: 2008-07-30T13:43:31Z source: RIPE notify: hostmaster [at] ltmd.net 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: 2a00:c700:c000::/34 descr: LTMD Networks UAB origin: AS47609 mnt-by: MNT-LTMD mnt-lower: MNT-LTMD created: 2012-07-14T20:28:21Z last-modified: 2015-02-27T08:19:16Z 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