These entries are queried from radb.net using whois, you can try my project getting these.
:AS131411 route: 103.232.60.0/22 descr: VIETNAMNET origin: AS131411 notify: noc [at] vnn.vn notify: luanlt [at] vdc.com.vn notify: ntcong [at] vdc.com.vn mnt-by: MAINT-VDC changed: htruong [at] vdc.com.vn 20140729 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.232.60.0/24 descr: CMI (Customer Route) origin: AS131411 mnt-by: MAINT-AS58453 changed: qas_support [at] cmi.chinamobile.com 20180620 source: RADB last-modified: 2023-11-13T15:54:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.232.60.0/24 descr: VIETNAMNET origin: AS131411 notify: noc [at] vnn.vn notify: luanlt [at] vdc.com.vn notify: ntcong [at] vdc.com.vn mnt-by: MAINT-VDC changed: htruong [at] vdc.com.vn 20140813 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.232.61.0/24 descr: CMI (Customer Route) origin: AS131411 mnt-by: MAINT-AS58453 changed: qas_support [at] cmi.chinamobile.com 20180620 source: RADB last-modified: 2023-11-13T15:54:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.232.61.0/24 descr: VIETNAMNET origin: AS131411 notify: noc [at] vnn.vn notify: luanlt [at] vdc.com.vn notify: ntcong [at] vdc.com.vn mnt-by: MAINT-VDC changed: htruong [at] vdc.com.vn 20140813 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.232.62.0/24 descr: VIETNAMNET origin: AS131411 notify: noc [at] vnn.vn notify: luanlt [at] vdc.com.vn notify: ntcong [at] vdc.com.vn mnt-by: MAINT-VDC changed: htruong [at] vdc.com.vn 20140813 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.232.62.0/24 descr: CMI (Customer Route) origin: AS131411 mnt-by: MAINT-AS58453 changed: qas_support [at] cmi.chinamobile.com 20180620 source: RADB last-modified: 2023-11-13T15:54:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.232.63.0/24 descr: CMI (Customer Route) origin: AS131411 mnt-by: MAINT-AS58453 changed: qas_support [at] cmi.chinamobile.com 20180620 source: RADB last-modified: 2023-11-13T15:54:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.232.63.0/24 descr: VIETNAMNET origin: AS131411 notify: noc [at] vnn.vn notify: luanlt [at] vdc.com.vn notify: ntcong [at] vdc.com.vn mnt-by: MAINT-VDC changed: htruong [at] vdc.com.vn 20140813 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source