These entries are queried from radb.net using whois, you can try my project getting these.
:AS17570 route: 206.219.0.0/20 descr: SKGlobal origin: AS17570 notify: ip-tech [at] sknetworks.co.kr notify: korea-ip-gl [at] ntt.com mnt-by: MAINT-SKNETWORKS changed: kubby [at] sknetworks.co.kr 20050325 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.219.0.0/20 descr: contact yhchung [at] skglobal.com if necessary origin: AS17570 mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20011223 source: RADB last-modified: 2023-11-13T16:09:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.219.16.0/21 descr: SKGlobal origin: AS17570 notify: ip-tech [at] sknetworks.co.kr notify: korea-ip-gl [at] ntt.com mnt-by: MAINT-SKNETWORKS changed: kubby [at] sknetworks.co.kr 20050325 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.219.16.0/21 descr: contact yhchung [at] skglobal.com if necessary origin: AS17570 mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20011223 source: RADB last-modified: 2023-11-13T16:09:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.219.24.0/24 descr: Proxy-registered route object origin: AS17570 remarks: This route object is for a PCCW Global 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 PCCW Global peers filter based on these objects this route may be rejected if this object is not created. _ Please contact peering [at] pccwglobal.com if you have any questions regarding this object. mnt-by: MAINT-AS3491 changed: sajwani [at] pccwbtn.com 20110630 #16:03:36Z source: RADB last-modified: 2023-11-13T15:42:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.219.32.0/21 descr: PACNET (proxy-registered route object) origin: AS17570 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: 206.219.32.0/22 descr: Proxy-Registered Route Object by LG Dacom(AS3786) origin: AS17570 remarks: This route object is for a LG Dacom's customer route remarks: which is being exported under this origin AS. remarks: remarks: This route object was automatically created to prevent remarks: some LG Dacom peer from rejecting this route because remarks: they may create their filter based on Route Registry DB. notify: noc [at] bora.net mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20061222 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: 206.219.36.0/22 descr: SKGlobal origin: AS17570 notify: ip-tech [at] sknetworks.co.kr notify: korea-ip-gl [at] ntt.com mnt-by: MAINT-SKNETWORKS changed: kubby [at] sknetworks.co.kr 20050325 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.219.36.0/22 descr: contact yhchung [at] skglobal.com if necessary origin: AS17570 mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20011223 source: RADB last-modified: 2023-11-13T16:09:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.219.43.0/24 origin: AS17570 descr: SKGlobal mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210714 source: RADB last-modified: 2023-11-13T16:07:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.219.44.0/24 origin: AS17570 descr: SKGlobal mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210714 source: RADB last-modified: 2023-11-13T16:07:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.219.45.0/24 origin: AS17570 descr: SKGlobal mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210714 source: RADB last-modified: 2023-11-13T16:07:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.219.60.0/22 descr: SK Global co., Ltd origin: AS17570 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20170215 #17:00:31Z source: RADB last-modified: 2023-11-13T15:50:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.219.63.0/24 descr: AS17570 origin: AS17570 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20130912 #11:18:40Z source: RADB last-modified: 2023-11-13T15:45:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.104.34.0/24 descr: contact yhchung [at] skglobal.com if necessary origin: AS17570 mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20011223 source: RADB last-modified: 2023-11-13T16:09:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source