These entries are queried from radb.net using whois, you can try my project getting these.
:AS28743 route: 194.176.186.0/24 descr: VOXLINE origin: AS28743 mnt-by: VOXLINE-MNT created: 2003-02-18T09:44:09Z last-modified: 2008-02-28T12:56:54Z 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: 195.28.24.0/24 descr: VOXLINE origin: AS28743 mnt-by: VOXLINE-MNT created: 2008-03-10T16:09:15Z last-modified: 2008-03-10T16:09:15Z 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: 195.28.25.0/24 descr: VOXLINE origin: AS28743 mnt-by: VOXLINE-MNT created: 2008-03-10T16:09:15Z last-modified: 2008-03-10T16:09:15Z 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