These entries are queried from radb.net using whois, you can try my project getting these.
:AS49735 route: 45.66.84.0/22 descr: ITSMedia Gmbh, Nuernberg, Germany origin: AS49735 mnt-by: mnt-de-ndz-ripe-1 created: 2020-05-14T11:20:59Z last-modified: 2020-05-14T11:20:59Z 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: 2a10:6ac0::/29 origin: AS49735 mnt-by: mnt-de-ndz-ripe-1 created: 2020-11-12T10:13:03Z last-modified: 2020-11-12T10:13:03Z 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