These entries are queried from radb.net using whois, you can try my project getting these.
:AS38577 route: 116.66.248.0/22 descr: PACNET (proxy-registered route object) origin: AS38577 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 20100201 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: 116.66.248.0/22 descr: Prime Digital Systems origin: AS38577 remarks: IP Transit Client notify: transurv-n4i [at] pldt.com.ph mnt-by: MAINT-PLDT changed: jcgonzales [at] pldt.com.ph 20090722 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 116.66.249.0/24 descr: CMI (Customer Route) origin: AS38577 mnt-by: MAINT-AS58453 changed: qas_support [at] cmi.chinamobile.com 20180418 source: RADB last-modified: 2023-11-13T15:53:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 116.66.249.0/24 descr: CMI IP Transit origin: AS38577 admin-c: MAINT-CMI-INT-HK tech-c: MAINT-CMI-INT-HK mnt-by: MAINT-CMI-INT-HK changed: qas_support [at] cmi.chinamobile.com 20180418 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 116.66.250.0/23 descr: CMI (Customer Route) origin: AS38577 mnt-by: MAINT-AS58453 changed: qas_support [at] cmi.chinamobile.com 20180418 source: RADB last-modified: 2023-11-13T15:53:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 116.66.250.0/23 descr: CMI IP Transit origin: AS38577 admin-c: MAINT-CMI-INT-HK tech-c: MAINT-CMI-INT-HK mnt-by: MAINT-CMI-INT-HK changed: qas_support [at] cmi.chinamobile.com 20180418 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source