These entries are queried from radb.net using whois, you can try my project getting these.
:AS52022 route: 91.220.220.0/24 descr: Klimenko PE Network origin: AS52022 mnt-by: SVP-MNT created: 2011-03-24T14:04:20Z last-modified: 2011-04-19T07:52:44Z 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: valid route: 91.236.30.0/23 descr: Klimenko PE aggregated network for hostels origin: AS52022 mnt-by: SVP-MNT created: 2012-03-11T06:38:49Z last-modified: 2012-03-29T13:37:48Z 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: valid route: 91.236.30.0/24 descr: Klimenko PE network for hostels origin: AS52022 mnt-by: SVP-MNT created: 2012-03-29T13:38:50Z last-modified: 2012-03-29T13:38:50Z 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: valid route: 91.236.31.0/24 descr: Klimenko PE network for hostels origin: AS52022 mnt-by: SVP-MNT created: 2012-03-29T13:39:47Z last-modified: 2012-03-29T13:39:47Z 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: valid route6: 2001:678:220::/48 origin: AS52022 mnt-by: SVP-MNT created: 2016-07-15T12:30:27Z last-modified: 2016-07-15T12:30:27Z 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: valid