These entries are queried from radb.net using whois, you can try my project getting these.
:AS208501 route: 45.131.240.0/22 origin: AS208501 mnt-by: mnt-nl-timmit-1 created: 2019-10-07T16:09:00Z last-modified: 2019-10-07T16:09:00Z 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: 45.131.240.0/23 origin: AS208501 mnt-by: mnt-nl-timmit-1 created: 2019-10-07T16:10:01Z last-modified: 2019-10-07T16:10:01Z 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: 45.131.242.0/23 origin: AS208501 mnt-by: mnt-nl-timmit-1 created: 2019-10-07T16:09:32Z last-modified: 2019-10-07T16:09:32Z 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: 45.133.184.0/22 origin: AS208501 descr: Proxy registered ip space CID18873 mnt-by: MAINT-AS29802 changed: dan [at] hivelocity.net 20191204 #20:37:53Z source: RADB last-modified: 2023-11-13T15:59:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a0e:6440::/32 origin: AS208501 mnt-by: mnt-nl-timmit-1 created: 2019-10-07T16:10:38Z last-modified: 2019-10-07T16:10:38Z 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: 2a0e:6440::/33 origin: AS208501 mnt-by: mnt-nl-timmit-1 created: 2019-10-07T16:11:03Z last-modified: 2019-10-07T16:11:03Z 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: 2a0e:6440:8000::/33 origin: AS208501 mnt-by: mnt-nl-timmit-1 created: 2019-10-07T16:11:24Z last-modified: 2019-10-07T16:11:24Z 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 route6: 2a0e:7740::/29 origin: AS208501 descr: Proxy registered ipv6 space CID18873 mnt-by: MAINT-AS29802 changed: dan [at] hivelocity.net 20191204 #20:39:26Z source: RADB last-modified: 2023-11-13T15:59:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source