These entries are queried from radb.net using whois, you can try my project getting these.
:AS38578 route: 203.153.4.0/23 descr: CITIC Telecom International CPC Limited origin: AS38578 notify: hostinfo [at] citictel-cpc.com mnt-by: MAINT-HK-PSINET changed: hostinfo [at] citictel-cpc.com 20181029 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.153.4.0/23 origin: AS38578 descr: PACNET (proxy-registered route object) 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 PACNET 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 20100224 source: RADB last-modified: 2023-11-13T15:58:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.153.4.0/24 descr: CITIC Telecom International CPC Limited origin: AS38578 notify: hostinfo [at] citictel-cpc.com mnt-by: MAINT-HK-PSINET changed: hostinfo [at] citictel-cpc.com 20181029 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.153.5.0/24 descr: CITIC Telecom International CPC Limited origin: AS38578 notify: hostinfo [at] citictel-cpc.com mnt-by: MAINT-HK-PSINET changed: hostinfo [at] citictel-cpc.com 20181029 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source