These entries are queried from radb.net using whois, you can try my project getting these.
:AS57350 route: 91.231.216.0/24 descr: EMSA descr: European Maritime Safety Agency origin: AS57350 mnt-by: AS57350-MNT created: 2012-03-15T14:19:58Z last-modified: 2014-01-17T09:41:20Z 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 route: 91.231.217.0/24 descr: AGENCIA EUROPEIA DE SEGURANCA MARITIMA origin: AS57350 mnt-by: SB46477-MNT created: 2012-03-15T14:19:58Z last-modified: 2013-02-14T14:31:03Z 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 route: 185.41.116.0/22 descr: EMSA descr: European Maritime Safety Agency origin: AS57350 mnt-by: AS57350-MNT created: 2013-11-26T16:57:28Z last-modified: 2014-01-17T09:55:32Z 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 route: 185.41.116.0/23 descr: EMSA descr: European Maritime Safety Agency origin: AS57350 mnt-by: AS57350-MNT created: 2014-09-29T13:50:18Z last-modified: 2014-09-29T13:50:18Z 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 route: 185.41.118.0/23 descr: EMSA descr: European Maritime Safety Agency origin: AS57350 mnt-by: AS57350-MNT created: 2014-09-29T13:49:57Z last-modified: 2014-09-29T13:49:57Z 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