These entries are queried from radb.net using whois, you can try my project getting these.
:AS18028 route: 114.70.132.0/22 origin: AS18028 descr: AS 18028 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210325 #04:35:17Z source: RADB last-modified: 2023-11-13T16:05:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 114.71.234.0/23 origin: AS18028 descr: AS18028 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210326 #10:46:18Z source: RADB last-modified: 2023-11-13T16:05:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 117.16.150.0/23 descr: GyeongSang National University origin: AS18028 mnt-by: MAINT-AS4766 changed: sooh52 [at] kornet.net 20080303 source: RADB last-modified: 2023-11-13T16:15:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 117.16.152.0/21 descr: GyeongSang National University origin: AS18028 mnt-by: MAINT-AS4766 changed: sooh52 [at] kornet.net 20080303 source: RADB last-modified: 2023-11-13T16:15:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 117.16.160.0/22 descr: GyeongSang National University origin: AS18028 mnt-by: MAINT-AS4766 changed: sooh52 [at] kornet.net 20080303 source: RADB last-modified: 2023-11-13T16:15:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 117.16.164.0/23 descr: Proxy-Registered Route Object by LG Dacom(AS3786) origin: AS18028 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 20080226 source: RADB last-modified: 2023-11-13T16:09:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.230.212.0/23 origin: AS18028 descr: SKBroadbnad's coustemr route mnt-by: MAINT-AS9318 changed: ipnoc [at] skbroadband.com source: RADB last-modified: 2024-01-09T00:00:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.230.214.0/24 origin: AS18028 descr: SKBroadbnad's coustemr route mnt-by: MAINT-AS9318 changed: ipnoc [at] skbroadband.com source: RADB last-modified: 2024-01-09T00:00:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.232.192.0/20 origin: AS18028 descr: AS 18028 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210325 #04:34:51Z source: RADB last-modified: 2023-11-13T16:05:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.255.0.0/18 descr: Proxy-Registered Route Object by LG Dacom(AS3786) origin: AS18028 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 20071121 source: RADB last-modified: 2023-11-13T16:09:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.255.36.0/25 descr: GyeongSang National University origin: AS18028 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20171227 #10:38:55Z source: RADB last-modified: 2023-11-13T15:52:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.255.48.0/20 descr: Proxy-Registered Route Object by DACOM(AS3786) origin: AS18028 remarks: This route object is for a 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 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 20050722 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: 203.255.48.0/24 descr: contact noc [at] bora.net if necessary origin: AS18028 mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20030806 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: 203.255.49.0/24 descr: contact noc [at] bora.net if necessary origin: AS18028 mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20030806 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: 203.255.50.0/24 descr: GYEONGSNAG National University origin: AS18028 mnt-by: MAINT-AS4766 changed: jacob [at] kornet.net 20030903 source: RADB last-modified: 2023-11-13T16:15:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.255.51.0/24 descr: Proxy-Registered Route Object by LG Dacom(AS3786) origin: AS18028 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 20080309 source: RADB last-modified: 2023-11-13T16:09:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.255.52.0/24 descr: Proxy-Registered Route Object by LG Dacom(AS3786) origin: AS18028 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 20080309 source: RADB last-modified: 2023-11-13T16:09:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.255.53.0/24 descr: Proxy-Registered Route Object by LG Dacom(AS3786) origin: AS18028 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 20080309 source: RADB last-modified: 2023-11-13T16:09:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.255.54.0/24 descr: Proxy-Registered Route Object by LG Dacom(AS3786) origin: AS18028 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 20080309 source: RADB last-modified: 2023-11-13T16:09:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.255.55.0/24 descr: Proxy-Registered Route Object by LG Dacom(AS3786) origin: AS18028 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 20090813 source: RADB last-modified: 2023-11-13T16:09:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 222.96.8.0/23 origin: AS18028 descr: AS 18028 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210325 #04:36:02Z source: RADB last-modified: 2023-11-13T16:05:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source