These entries are queried from radb.net using whois, you can try my project getting these.
:AS12397 route: 193.150.56.0/22 descr: Optocom Ltd origin: AS12397 mnt-by: OPTOCOM-MNT created: 2011-11-03T09:30:28Z last-modified: 2011-11-03T09:30:28Z 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: 193.150.56.0/24 descr: Optocom Ltd origin: AS12397 mnt-by: OPTOCOM-MNT created: 2015-02-25T08:23:08Z last-modified: 2015-02-25T08:23:08Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 193.150.57.0/24 descr: Optocom Ltd origin: AS12397 mnt-by: OPTOCOM-MNT created: 2015-02-25T08:31:11Z last-modified: 2015-02-25T08:31:11Z 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: 193.150.58.0/24 descr: Optocom Ltd origin: AS12397 mnt-by: OPTOCOM-MNT created: 2015-02-25T08:43:02Z last-modified: 2015-02-25T08:43:02Z 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: 193.150.59.0/24 descr: Optocom Ltd origin: AS12397 mnt-by: OPTOCOM-MNT created: 2015-02-25T08:43:46Z last-modified: 2015-02-25T08:43:46Z 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