These entries are queried from radb.net using whois, you can try my project getting these.
:AS51147 route: 195.54.176.0/23 descr: Delta Telecom Network origin: AS51147 mnt-by: DELTATEL-MNT created: 2010-07-06T19:57:16Z last-modified: 2010-07-06T19:57:16Z 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 route6: 2001:67c:205c::/48 descr: Delta-Telecom ipv6 Network origin: AS51147 mnt-by: DELTATEL-MNT created: 2011-02-07T00:34:11Z last-modified: 2011-02-07T00:35:35Z 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