These entries are queried from radb.net using whois, you can try my project getting these.
:AS135583 route: 103.66.220.0/23 descr: Proxy-registered route object origin: AS135583 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20181025 source: RADB last-modified: 2023-11-13T15:55:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.66.220.0/23 descr: Proxy-registered route object origin: AS135583 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20181025 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.66.220.0/24 descr: Proxy-registered route object origin: AS135583 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20181025 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.106.144.0/24 descr: Proxy route object registered by AS38195 origin: AS135583 remarks: This route object was created by Superloop on behalf of a customer. notify: peering [at] superloop.com mnt-by: MAINT-AS38195 changed: peering [at] superloop.com 20230814 source: RADB last-modified: 2023-11-13T16:18:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.106.144.0/24 descr: RBC-AS-AP origin: AS135583 notify: noc [at] overthewire.com.au mnt-by: MAINT-OTWN1 changed: noc [at] overthewire.com.au 20201125 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source