These entries are queried from radb.net using whois, you can try my project getting these.
:AS25328 route: 217.68.80.0/20 descr: HEP Ulica grada Vukovara 37 10000 Zagreb origin: AS25328 mnt-by: HEP-MNT created: 2008-06-16T13:19:59Z last-modified: 2008-06-16T13:19:59Z 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: 217.68.80.0/22 origin: AS25328 mnt-by: mnt-heptk mnt-by: HEP-MNT mnt-by: mnt-nmilinovic created: 2016-12-01T07:56:52Z last-modified: 2016-12-01T07:56:52Z 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: 217.68.80.0/23 origin: AS25328 mnt-by: mnt-heptk mnt-by: HEP-MNT mnt-by: mnt-mamuzar created: 2016-12-28T10:33:19Z last-modified: 2016-12-28T10:33:19Z 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: 217.68.82.0/23 origin: AS25328 mnt-by: mnt-heptk mnt-by: HEP-MNT mnt-by: mnt-mamuzar created: 2016-12-28T10:34:16Z last-modified: 2016-12-28T10:34:16Z 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