These entries are queried from radb.net using whois, you can try my project getting these.
:AS45304 route: 203.189.120.0/22 origin: AS45304 descr: PETRA-AS-ID mnt-by: MAINT-AS18059 changed: kristiadi [at] dtp.net.id 20211006 #07:59:19Z source: RADB last-modified: 2023-11-13T16:08:16Z rpki-ov-state: valid route: 203.189.120.0/23 descr: PACNET (proxy-registered route object) origin: AS45304 remarks: This route object is for a PACNET customer route which is being exported under this origin AS. + This route object was created because no existing route object with the same origin was found, and since some ANC peers filter based on these objects this route may be rejected if this object is not created. + Please contact abuse [at] pacnet.net if you have any Concerns regarding Spam/Abuses related to this object + Please contact ip-noc [at] pacnet.net if you have any other Questions regarding this object. notify: ip-noc [at] pacnet.net mnt-by: MAINT-AS4637 changed: ip-noc [at] pacnet.net 20100204 source: RADB last-modified: 2023-11-13T15:58:54Z rpki-ov-state: valid route: 203.189.120.0/24 descr: Proxy-registered route object origin: AS45304 notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20090204 source: RADB last-modified: 2023-11-13T15:40:40Z rpki-ov-state: valid route: 203.189.120.0/24 descr: Proxy-registered route object origin: AS45304 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 20151029 source: NTTCOM rpki-ov-state: valid route: 203.189.121.0/24 descr: Proxy-registered route object origin: AS45304 notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20090204 source: RADB last-modified: 2023-11-13T15:40:40Z rpki-ov-state: valid route: 203.189.121.0/24 descr: Proxy-registered route object origin: AS45304 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 20151029 source: NTTCOM rpki-ov-state: valid route: 203.189.122.0/24 descr: Proxy-registered route object origin: AS45304 notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20090204 source: RADB last-modified: 2023-11-13T15:40:40Z rpki-ov-state: valid route: 203.189.122.0/24 descr: Proxy-registered route object origin: AS45304 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 20151029 source: NTTCOM rpki-ov-state: valid route: 203.189.123.0/24 descr: Proxy-registered route object origin: AS45304 notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20090204 source: RADB last-modified: 2023-11-13T15:40:40Z rpki-ov-state: valid route: 203.189.123.0/24 descr: Proxy-registered route object origin: AS45304 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 20151029 source: NTTCOM rpki-ov-state: valid