These entries are queried from radb.net using whois, you can try my project getting these.
:AS51484 route: 46.45.64.0/18 origin: AS51484 mnt-by: BLOKOWE-PL-MNT created: 2010-09-23T17:09:19Z last-modified: 2016-03-22T19:25:07Z 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 route6: 2a03:24c0::/48 origin: AS51484 mnt-by: BLOKOWE-PL-MNT created: 2023-09-29T08:41:34Z last-modified: 2023-09-29T08:41:34Z 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: 2a10:f781:10:bec5::/64 origin: AS51484 descr: EPIX-LORA-SIECIBLOKO mnt-by: EPOLUDNIE-MNT mnt-by: EPOLUDNIE-MP-MNT mnt-lower: EPOLUDNIE-MNT mnt-lower: EPOLUDNIE-MP-MNT created: 2022-05-16T07:08:42Z last-modified: 2022-05-16T07:08:42Z 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