These entries are queried from radb.net using whois, you can try my project getting these.
:AS55722 route: 203.98.224.0/19 descr: CenpacNet-BLOCK descr: Route Object for Cenpac IPv4 Block country: NR origin: AS55722 mnt-by: MAINT-NR-CENPAC last-modified: 2012-09-02T04:12:02Z source: APNIC rpki-ov-state: valid route: 203.98.224.0/19 descr: PACNET (proxy-registered route object) origin: AS55722 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 20100914 source: RADB last-modified: 2023-11-13T15:58:54Z rpki-ov-state: valid route: 203.98.224.0/20 descr: CenpacNet Block A origin: AS55722 mnt-by: MAINT-NR-CENPAC last-modified: 2021-07-16T11:58:51Z country: NR source: APNIC rpki-ov-state: valid route: 203.98.224.0/20 descr: Proxy-registered route object origin: AS55722 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20171207 source: RADB last-modified: 2023-11-13T15:52:37Z rpki-ov-state: valid route: 203.98.224.0/20 descr: Proxy-registered route object origin: AS55722 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 20171207 source: NTTCOM rpki-ov-state: valid route: 203.98.224.0/23 descr: Proxy-registered route object origin: AS55722 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 20171207 source: NTTCOM rpki-ov-state: valid route: 203.98.224.0/23 origin: AS55722 descr: CenPac Net Inc. Internet Center Civic Center mnt-by: MAINT-NR-CENPAC last-modified: 2021-09-27T03:16:14Z country: NR source: APNIC rpki-ov-state: valid route: 203.98.224.0/23 descr: Proxy-registered route object origin: AS55722 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20171207 source: RADB last-modified: 2023-11-13T15:52:37Z rpki-ov-state: valid route: 203.98.240.0/20 descr: Proxy-registered route object origin: AS55722 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 20171207 source: NTTCOM rpki-ov-state: valid route: 203.98.240.0/20 descr: CenpacNet Block B origin: AS55722 mnt-by: MAINT-NR-CENPAC last-modified: 2021-07-16T11:59:38Z country: NR source: APNIC rpki-ov-state: valid route: 203.98.240.0/20 descr: PACNET (proxy-registered route object) origin: AS55722 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 for any related SPAM/abuse case + 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 20140310 source: RADB last-modified: 2023-11-13T15:58:57Z rpki-ov-state: valid route: 203.98.248.0/21 descr: Proxy-registered route object origin: AS55722 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20171207 source: RADB last-modified: 2023-11-13T15:52:37Z rpki-ov-state: valid route: 203.98.248.0/21 origin: AS55722 descr: CenPac Net Inc. Internet Center Civic Center mnt-by: MAINT-NR-CENPAC last-modified: 2023-02-04T23:56:24Z source: APNIC rpki-ov-state: valid route: 203.98.248.0/21 descr: Proxy-registered route object origin: AS55722 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 20171207 source: NTTCOM rpki-ov-state: valid route6: 2403:f600::/32 descr: CenpacNet-IPv6-BLOCK descr: Route Object for Cenpac IPv6 Block country: NR origin: AS55722 mnt-by: MAINT-NR-CENPAC last-modified: 2012-09-02T04:12:01Z source: APNIC rpki-ov-state: valid