These entries are queried from radb.net using whois, you can try my project getting these.
:AS15657 route: 80.81.240.0/20 descr: SPEEDBONE GmbH origin: AS15657 mnt-by: SPEEDBONE-MNT created: 2005-04-07T10:00:33Z last-modified: 2018-09-07T11:01:02Z 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: 95.173.96.0/19 descr: Speedbone Internet & Connectivity GmbH origin: AS15657 mnt-by: SPEEDBONE-MNT mnt-routes: AS286-MNT {95.173.127.0/24^+} created: 2009-03-16T10:52:46Z last-modified: 2016-06-02T14:46:55Z 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: 185.79.208.0/22 descr: SPEEDBONE GmbH origin: AS15657 mnt-by: SPEEDBONE-MNT created: 2018-09-07T06:45:26Z last-modified: 2018-09-07T11:01:29Z 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: 193.200.210.0/24 descr: Route via AS15657 descr: Thilo Hirsch origin: AS15657 mnt-by: SPEEDBONE-MNT created: 2007-06-04T12:10:47Z last-modified: 2007-06-04T12:10:47Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 194.54.4.0/22 descr: P34 origin: AS15657 mnt-by: SPEEDBONE-MNT mnt-by: NWNT-MNT mnt-by: DNSNET-MNT created: 2005-11-01T09:58:30Z last-modified: 2008-03-30T12:02:49Z 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: 217.13.192.0/20 descr: SPEEDBONE GmbH origin: AS15657 mnt-by: SPEEDBONE-MNT created: 1970-01-01T00:00:00Z last-modified: 2003-12-15T09:45:30Z 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: 2a02:8b8::/32 descr: IPv6 origin: AS15657 mnt-by: SPEEDBONE-MNT created: 2009-08-24T07:20:05Z last-modified: 2009-08-24T07:20:05Z 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