These entries are queried from radb.net using whois, you can try my project getting these.
:AS2874 route: 138.58.0.0/16 descr: BEABNET origin: AS2874 notify: ppan [at] celsiustech.se mnt-by: AS2874-MNT created: 1970-01-01T00:00:00Z last-modified: 2018-09-04T15:33:37Z source: RIPE-NONAUTH 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: 192.36.62.0/24 descr: SE-SKON1 origin: AS2874 mnt-by: AS2874-MNT created: 1970-01-01T00:00:00Z last-modified: 2001-09-22T09:31:57Z 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: 192.36.64.0/23 descr: SE-SKON2 origin: AS2874 mnt-by: AS2874-MNT created: 1970-01-01T00:00:00Z last-modified: 2001-09-22T09:31:57Z 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: 192.36.206.0/24 descr: SE-FFV origin: AS2874 mnt-by: AS2874-MNT created: 1970-01-01T00:00:00Z last-modified: 2001-09-22T09:31:58Z 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 route: 194.14.26.0/24 descr: SE-RRV origin: AS2874 mnt-by: AS2874-MNT created: 1970-01-01T00:00:00Z last-modified: 2001-09-22T09:31:56Z 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