These entries are queried from radb.net using whois, you can try my project getting these.
:AS131343 route: 103.10.212.0/22 origin: AS131343 descr: VNPT-Customer-VIB-AS-VIETNAM notify: ktm.ip [at] vnpt.vn mnt-by: MAINT-AS45899 changed: radb [at] vnpt.vn 20231126 # 1434Z source: RADB last-modified: 2023-11-26T14:34:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.10.212.0/22 descr: Ngan hang TMCP Qte VIB - VIET NAM origin: AS131343 notify: noc [at] vnn.vn notify: bachhm [at] vdc.com.vn mnt-by: MAINT-VDC changed: bachhm [at] vdc.com.vn 20110803 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.10.212.0/23 descr: Ngan hang TMCP Qte VIB - VIET NAM origin: AS131343 notify: noc [at] vnn.vn notify: bachhm [at] vdc.com.vn mnt-by: MAINT-VDC changed: bachhm [at] vdc.com.vn 20110803 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.10.212.0/24 descr: Ngan hang TMCP Qte VIB - VIET NAM origin: AS131343 notify: noc [at] vnn.vn notify: bachhm [at] vdc.com.vn mnt-by: MAINT-VDC changed: bachhm [at] vdc.com.vn 20110803 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.10.213.0/24 descr: Ngan hang TMCP Qte VIB - VIET NAM origin: AS131343 notify: noc [at] vnn.vn notify: bachhm [at] vdc.com.vn mnt-by: MAINT-VDC changed: bachhm [at] vdc.com.vn 20110803 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.10.214.0/23 descr: Ngan hang TMCP Qte VIB - VIET NAM origin: AS131343 notify: noc [at] vnn.vn notify: bachhm [at] vdc.com.vn mnt-by: MAINT-VDC changed: bachhm [at] vdc.com.vn 20110803 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.10.214.0/24 descr: Ngan hang TMCP Qte VIB - VIET NAM origin: AS131343 notify: noc [at] vnn.vn notify: bachhm [at] vdc.com.vn mnt-by: MAINT-VDC changed: bachhm [at] vdc.com.vn 20110803 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.10.214.0/24 descr: VIB-AS131343 origin: AS131343 mnt-by: MAINT-AS18403 changed: netadmin [at] fpt.vn 20151106 #09:58:15Z source: RADB last-modified: 2023-11-13T15:48:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.10.215.0/24 descr: Ngan hang TMCP Qte VIB - VIET NAM origin: AS131343 notify: noc [at] vnn.vn notify: bachhm [at] vdc.com.vn mnt-by: MAINT-VDC changed: bachhm [at] vdc.com.vn 20110803 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source