These entries are queried from radb.net using whois, you can try my project getting these.
:AS56157 route: 103.200.120.0/22 descr: Onevision 103.200.120.0/22 origin: AS56157 mnt-by: MAINT-AS7602 changed: lanh.ho [at] spt.vn 20151207 #08:51:53Z source: RADB last-modified: 2023-11-13T15:48:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.200.120.0/23 descr: Onevision 103.200.120.0/23 origin: AS56157 mnt-by: MAINT-AS7602 changed: lanh.ho [at] spt.vn 20151207 #08:53:13Z source: RADB last-modified: 2023-11-13T15:48:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.200.120.0/24 descr: Proxy-registered route object origin: AS56157 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20171104 source: RADB last-modified: 2023-11-13T15:52:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.200.122.0/23 descr: Onevision 103.200.122.0/23 origin: AS56157 mnt-by: MAINT-AS7602 changed: lanh.ho [at] spt.vn 20151207 #08:53:47Z source: RADB last-modified: 2023-11-13T15:48:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.200.122.0/24 descr: Proxy-registered route object origin: AS56157 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20171104 source: RADB last-modified: 2023-11-13T15:52:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 121.50.172.0/22 descr: Onevision 121.50.172.0/22 origin: AS56157 mnt-by: MAINT-AS7602 changed: lanh.ho [at] spt.vn 20151207 #08:52:33Z source: RADB last-modified: 2023-11-13T15:48:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 121.50.172.0/23 descr: Onevision 121.50.172.0/23 origin: AS56157 mnt-by: MAINT-AS7602 changed: lanh.ho [at] spt.vn 20151207 #08:54:23Z source: RADB last-modified: 2023-11-13T15:48:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 121.50.174.0/23 descr: Onevision 121.50.174.0/23 origin: AS56157 mnt-by: MAINT-AS7602 changed: lanh.ho [at] spt.vn 20151207 #08:54:54Z source: RADB last-modified: 2023-11-13T15:48:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source