These entries are queried from radb.net using whois, you can try my project getting these.
:AS18400 route: 45.126.128.0/22 descr: Proxy reg for CK Net Ltd by Spark NZ origin: AS18400 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20170510 #22:17:37Z source: RADB last-modified: 2023-11-13T15:51:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.4.121.0/24 descr: Proxy Reg for Xtreme Networks by Telecom NZ origin: AS18400 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20120508 #22:30:40Z source: RADB last-modified: 2023-11-13T15:42:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.4.132.0/23 descr: Xtreme origin: AS18400 admin-c: Barry Murphy tech-c: Barry Murphy mnt-by: MAINT-AS45177 changed: barry [at] vibecommunications.co.nz 20161218 #23:07:25Z source: RADB last-modified: 2023-11-13T15:50:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.11.240.0/22 descr: proxy reg for Xtreme Networks Ltd by Telecom NZ origin: AS18400 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20120311 source: RADB last-modified: 2023-11-13T15:42:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.11.242.0/23 origin: AS18400 descr: Vocus Route IPv4 mnt-by: MAINT-AS9790 changed: radbupdater [at] vocusgroup.co.nz 20230628 source: RADB last-modified: 2023-11-13T16:17:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.35.88.0/23 descr: Proxy reg for Xtreme Networks by Spark NZ origin: AS18400 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20150908 #20:30:33Z source: RADB last-modified: 2023-11-13T15:48:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.35.88.0/24 descr: Xtreme Networks Limited origin: AS18400 mnt-by: MAINT-AS18400 changed: mike.lee [at] xtreme.net.nz 20170517 #21:19:54Z source: RADB last-modified: 2023-11-13T15:51:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.49.106.0/23 descr: Xtreme origin: AS18400 admin-c: Barry Murphy tech-c: Barry Murphy mnt-by: MAINT-AS45177 changed: barry [at] vibecommunications.co.nz 20161218 #23:07:25Z source: RADB last-modified: 2023-11-13T15:50:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.118.51.0/24 descr: OMV origin: AS18400 admin-c: Barry Murphy tech-c: Barry Murphy mnt-by: MAINT-AS45177 changed: barry [at] vibecommunications.co.nz 20180802 #20:57:39Z source: RADB last-modified: 2023-11-13T15:54:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.140.60.0/24 origin: AS18400 descr: Vocus Route IPv4 mnt-by: MAINT-AS9790 changed: radbupdater [at] vocusgroup.co.nz 20231205 source: RADB last-modified: 2023-12-05T03:12:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.195.8.0/22 descr: Proxy reg for CK Net Ltd by Spark NZ origin: AS18400 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20170510 #22:18:36Z source: RADB last-modified: 2023-11-13T15:51:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.247.247.0/24 descr: proxy reg for Xtreme Networks by Telecom NZ origin: AS18400 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20120628 source: RADB last-modified: 2023-11-13T15:43:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.27.78.0/23 descr: Proxy Reg for Xtreme Networks By Telecom NZ origin: AS18400 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20110420 #22:16:34Z source: RADB last-modified: 2023-11-13T15:41:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.36.162.0/24 descr: prox registration for Xtreme Networks Limited origin: AS18400 mnt-by: MAINT-AS4648 changed: maurice.wilkinson [at] telecom.co.nz 20110411 source: RADB last-modified: 2023-11-13T15:41:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.119.56.0/24 descr: NAOS/Antarctica origin: AS18400 admin-c: Barry Murphy tech-c: Barry Murphy mnt-by: MAINT-AS45177 changed: barry [at] vibecommunications.co.nz 20180903 #22:09:54Z source: RADB last-modified: 2023-11-13T15:54:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.171.32.0/19 descr: prox registration for Xtreme Networks Limited origin: AS18400 mnt-by: MAINT-AS4648 changed: maurice.wilkinson [at] telecom.co.nz 20110411 source: RADB last-modified: 2023-11-13T15:41:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.171.44.0/24 descr: Proxy Reg for Xtreme Networks by Telecom NZ origin: AS18400 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20120123 #03:17:44Z source: RADB last-modified: 2023-11-13T15:41:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.171.61.0/24 descr: Proxy Reg for Xtreme Networks Limited by Telecom NZ origin: AS18400 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20111002 source: RADB last-modified: 2023-11-13T15:41:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.171.62.0/24 descr: Proxy Reg for Xtreme Networks Limited by Telecom NZ origin: AS18400 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20111002 source: RADB last-modified: 2023-11-13T15:41:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2401:7c00::/32 origin: AS18400 descr: Xtreme IPv6 mnt-by: MAINT-AS18400 changed: mike.lee [at] xtreme.net.nz 20190219 #20:41:08Z source: RADB last-modified: 2023-11-13T15:55:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2401:7c00::/36 origin: AS18400 descr: Xtreme IPv6 Wellington mnt-by: MAINT-AS18400 changed: mike.lee [at] xtreme.net.nz 20190219 #20:45:07Z source: RADB last-modified: 2023-11-13T15:55:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2402:db80:b000::/36 descr: Proxy reg for CK Net Ltd by Spark NZ origin: AS18400 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20170510 #22:20:04Z source: RADB last-modified: 2023-11-13T15:51:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2402:db80:c000::/36 descr: Proxy reg for CK Net Ltd by Spark NZ origin: AS18400 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20170510 #22:20:37Z source: RADB last-modified: 2023-11-13T15:51:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source