These entries are queried from radb.net using whois, you can try my project getting these.
:AS48304 route: 46.231.96.0/21 descr: Route from Digmia s.r.o. origin: AS48304 mnt-by: DIGMIA-MNT created: 2011-02-07T09:58:02Z last-modified: 2011-02-07T09:58:02Z 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: 91.210.180.0/22 descr: routes from Digmia, s.r.o. AS48304 origin: AS48304 mnt-by: DIGMIA-MNT created: 2009-10-27T12:13:50Z last-modified: 2011-01-28T16:17:48Z 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: 91.210.180.0/24 descr: Digmia s.r.o. (emergencies only) origin: AS48304 mnt-by: DIGMIA-MNT created: 2011-02-11T09:22:37Z last-modified: 2011-02-11T09:22:37Z 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: 91.210.181.0/24 descr: Digmia s.r.o. (emergencies only) origin: AS48304 mnt-by: DIGMIA-MNT created: 2011-02-11T09:22:59Z last-modified: 2011-02-11T09:22:59Z 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: 91.210.182.0/24 descr: Digmia s.r.o. (emergencies only) origin: AS48304 mnt-by: DIGMIA-MNT created: 2011-02-11T09:23:07Z last-modified: 2011-02-11T09:23:07Z 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: 91.210.183.0/24 descr: Digmia s.r.o. (emergencies only) origin: AS48304 mnt-by: DIGMIA-MNT created: 2011-02-11T09:23:14Z last-modified: 2011-02-11T09:23:14Z 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: 2a01:5200::/29 origin: AS48304 mnt-by: DIGMIA-MNT created: 2017-01-31T16:07:52Z last-modified: 2017-01-31T16:07:52Z 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 route6: 2a01:5200::/32 descr: routes from Digmia, s.r.o. origin: AS48304 mnt-by: DIGMIA-MNT created: 2011-01-28T16:03:58Z last-modified: 2011-01-28T16:03:58Z 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