These entries are queried from radb.net using whois, you can try my project getting these.
:AS19154 route: 207.188.32.0/19 origin: AS19154 descr: NTT Security (US), Inc. 9420 Underwood Ave. Omaha, NE 68114 USA notify: ntts.dnsadmin [at] global.ntt mnt-by: MAINT-AS19154 changed: tom.brooks [at] global.ntt 20201211 #12:16:32Z source: RADB last-modified: 2023-11-13T16:03:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.188.32.0/20 origin: AS19154 descr: MTC1 #ECR000001350769 remarks: Proxy object for AS19154 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.188.48.0/24 origin: AS19154 descr: MTC1 #ECR000001350769 remarks: Proxy object for AS19154 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.188.52.0/24 descr: Proxy route object registered by AS2764 origin: AS19154 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 20190206 source: RADB last-modified: 2023-11-13T16:16:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.188.52.0/24 descr: Proxy route object registered by AS2764 origin: AS19154 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 20181211 source: RADB last-modified: 2023-11-13T16:16:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source