These entries are queried from radb.net using whois, you can try my project getting these.
:AS19209 route: 61.68.12.64/28 descr: Proxy route object registered by AS2764 origin: AS19209 remarks: This route object was created by AAPT on behalf of a customer. remarks: As some of AAPTs upstream networks filter based on IRR objects, remarks: this route object has been created to ensure that the advertisement remarks: of this prefix is not rejected. notify: routing.shared [at] aapt.com.au mnt-by: MAINT-AS2764 changed: nobody [at] aapt.com.au 20170901 source: RADB last-modified: 2023-11-13T16:16:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 69.147.188.0/24 descr: Access Northeast Inc/TierPoint LLC Assigned to Grantham, Mayo, VanOtterloo & Co. LLC origin: AS19209 admin-c: rczumbil tech-c: rczumbil notify: romeo.czumbil [at] tierpoint.com mnt-by: MAINT-AS17378 changed: rczumbil [at] dbsintl.com 20150929 #13:59:03Z source: RADB last-modified: 2023-11-13T16:17:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.57.159.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS19209 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source