These entries are queried from radb.net using whois, you can try my project getting these.
:AS9487 route: 121.127.64.0/18 descr: PACNET (proxy-registered route object) origin: AS9487 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: 2023-11-13T15:58:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 121.127.128.0/18 descr: PACNET (proxy-registered route object) origin: AS9487 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: 2023-11-13T15:58:53Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.130.64.0/18 descr: Tbroad chungbu broadcasting origin: AS9487 notify: jwchoi [at] tbroad.com notify: ip-eng-routing [at] us.ntt.net notify: tech [at] ntt.net notify: korea-tec-gl [at] ntt.com mnt-by: MAINT-VERIO-KR changed: korea-tec-gl [at] ntt.com 20070918 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.130.128.0/18 descr: Tbroad chungbu broadcasting origin: AS9487 notify: jwchoi [at] tbroad.com notify: ip-eng-routing [at] us.ntt.net notify: tech [at] ntt.net notify: korea-tec-gl [at] ntt.com mnt-by: MAINT-VERIO-KR changed: korea-tec-gl [at] ntt.com 20070918 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.38.131.0/24 origin: AS9487 descr: AS9487 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20200330 #04:52:38Z source: RADB last-modified: 2023-11-13T16:00:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.47.224.0/19 descr: contact anguish [at] miren.co.kr if necessary contact silver [at] saeroun.co.kr if necessary origin: AS9487 mnt-by: MAINT-AS3786 changed: ysjeon7 [at] bora.net 20000526 source: RADB last-modified: 2023-11-13T16:09:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.47.224.0/21 descr: contact anguish [at] miren.co.kr if necessary contact silver [at] saeroun.co.kr if necessary origin: AS9487 mnt-by: MAINT-AS3786 changed: ysjeon7 [at] bora.net 20000410 source: RADB last-modified: 2023-11-13T16:09:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.47.232.0/22 descr: contact anguish [at] miren.co.kr if necessary contact silver [at] saeroun.co.kr if necessary origin: AS9487 mnt-by: MAINT-AS3786 changed: ysjeon7 [at] bora.net 20000410 source: RADB last-modified: 2023-11-13T16:09:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.112.64.0/18 descr: contact anguish [at] miren.co.kr if necessary contact silver [at] saeroun.co.kr if necessary origin: AS9487 mnt-by: MAINT-AS3786 changed: ysjeon7 [at] bora.net 20000809 source: RADB last-modified: 2023-11-13T16:09:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.213.127.0/24 origin: AS9487 descr: AS9487 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20190102 #04:36:55Z source: RADB last-modified: 2023-11-13T15:55:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source