These entries are queried from radb.net using whois, you can try my project getting these.
:AS56689 route: 5.183.232.0/22 origin: AS56689 mnt-by: ELITEL-MNT created: 2019-09-10T07:40:27Z last-modified: 2019-09-10T07:40:27Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 31.193.120.0/21 descr: route to ru.elitel - 1 remarks: region-id=Spb origin: AS56689 mnt-by: ELITEL-MNT created: 2011-05-17T09:35:52Z last-modified: 2011-08-29T11:41:58Z 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: 31.193.121.0/24 descr: route to ru.elitel - 1-121 remarks: region-id=Spb origin: AS56689 mnt-by: ELITEL-MNT created: 2013-04-15T10:54:51Z last-modified: 2013-04-15T10:54:51Z 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: 37.18.248.0/21 descr: route to ru.elitel - 3 remarks: region-id=Spb origin: AS56689 mnt-by: ELITEL-MNT created: 2011-12-22T09:17:55Z last-modified: 2011-12-22T09:17:55Z 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: 37.26.232.0/21 origin: AS56689 mnt-by: ELITEL-MNT created: 2021-05-27T07:39:24Z last-modified: 2021-05-27T07:39:24Z 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: 149.255.112.0/21 descr: route to ru.elitel - 2 remarks: region-id=Spb origin: AS56689 mnt-by: ELITEL-MNT created: 2011-08-29T11:34:57Z last-modified: 2011-08-29T11:42:09Z 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: 185.67.92.0/22 descr: route to ru.elitel remarks: region-id=SPb origin: AS56689 mnt-by: ELITEL-MNT created: 2014-08-15T10:42:02Z last-modified: 2014-08-15T10:42:02Z 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 route6: 2a02:efc0::/29 descr: route6 to ru.elitel - 1 origin: AS56689 mnt-by: ELITEL-MNT created: 2013-04-15T11:50:33Z last-modified: 2013-04-15T11:50:33Z 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