These entries are queried from radb.net using whois, you can try my project getting these.
:AS213348 route: 45.136.250.0/23 origin: AS213348 mnt-by: IP-RIPE created: 2021-06-04T14:42:05Z last-modified: 2021-06-04T14:42:05Z 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 route: 45.136.250.0/24 origin: AS213348 mnt-by: IP-RIPE created: 2021-06-04T15:09:42Z last-modified: 2021-06-04T15:09:42Z 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: 45.136.251.0/24 origin: AS213348 mnt-by: IP-RIPE created: 2021-06-04T15:09:50Z last-modified: 2021-06-04T15:09:50Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 109.248.134.0/23 origin: AS213348 mnt-by: MNT-NETART created: 2020-04-17T14:04:07Z last-modified: 2020-04-17T14:04:07Z 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: 109.248.134.0/24 origin: AS213348 mnt-by: MNT-NETART created: 2020-04-17T14:33:03Z last-modified: 2020-04-17T14:33:03Z 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: 109.248.135.0/24 origin: AS213348 mnt-by: MNT-NETART created: 2020-04-17T14:33:03Z last-modified: 2020-04-17T14:33:03Z 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: 2a03:5a00:18::/48 origin: AS213348 mnt-by: LIDERTELECOM-mnt created: 2020-12-02T10:57:27Z last-modified: 2020-12-02T10:57:27Z 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