These entries are queried from radb.net using whois, you can try my project getting these.
:AS23902 route: 203.119.8.0/22 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:43:35Z source: APNIC rpki-ov-state: valid route: 203.119.8.0/22 descr: PACNET (proxy-registered route object) origin: AS23902 remarks: This route object is for a PACNET customer route which is being exported under this origin AS. + This route object was created because no existing route object with the same origin was found, and since some PACNET peers filter based on these objects this route may be rejected if this object is not created. + Please contact abuse [at] pacnet.net if you have any Concerns regarding Spam/Abuses related to this object + Please contact ip-noc [at] pacnet.net if you have any other Questions regarding this object. notify: ip-noc [at] pacnet.net mnt-by: MAINT-AS4637 changed: ip-noc [at] pacnet.net 20100201 source: RADB last-modified: 2023-11-13T15:58:52Z rpki-ov-state: valid route: 203.119.8.0/22 descr: Vietnam Internet Network Information Center origin: AS23902 notify: hmcuong [at] vnnic.net.vn notify: tkien [at] vnnic.net.vn mnt-by: MAINT-VDC changed: vngoc [at] vdc.com.vn 20081216 source: NTTCOM rpki-ov-state: valid route: 203.119.8.0/23 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:43:38Z source: APNIC rpki-ov-state: valid route: 203.119.8.0/23 descr: Vietnam Internet Network Information Center origin: AS23902 notify: hmcuong [at] vnnic.net.vn notify: tkien [at] vnnic.net.vn mnt-by: MAINT-VDC changed: vngoc [at] vdc.com.vn 20081216 source: NTTCOM rpki-ov-state: valid route: 203.119.8.0/24 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:43:40Z source: APNIC rpki-ov-state: valid route: 203.119.9.0/24 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:43:43Z source: APNIC rpki-ov-state: valid route: 203.119.10.0/23 descr: Vietnam Internet Network Information Center origin: AS23902 notify: hmcuong [at] vnnic.net.vn notify: tkien [at] vnnic.net.vn mnt-by: MAINT-VDC changed: vngoc [at] vdc.com.vn 20081216 source: NTTCOM rpki-ov-state: valid route: 203.119.10.0/23 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:43:46Z source: APNIC rpki-ov-state: valid route: 203.119.10.0/24 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:43:49Z source: APNIC rpki-ov-state: valid route: 203.119.11.0/24 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:43:52Z source: APNIC rpki-ov-state: valid route: 203.119.72.0/22 origin: AS23902 descr: VNPT-Customer-MBBANK-AS-VN mnt-by: MAINT-AS45899 changed: radb [at] vnpt.vn 20221128 notify: ktm.ip [at] vnpt.vn source: RADB last-modified: 2023-11-13T16:13:09Z rpki-ov-state: valid route: 203.119.72.0/22 descr: VNNIC origin: AS23902 notify: noc [at] vnn.vn notify: luanlt [at] vdc.com.vn mnt-by: MAINT-VDC changed: htruong [at] vdc.com.vn 20140512 source: NTTCOM rpki-ov-state: valid route: 203.119.72.0/22 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:44:25Z source: APNIC rpki-ov-state: valid route: 203.119.72.0/23 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:44:28Z source: APNIC rpki-ov-state: valid route: 203.119.72.0/24 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:44:31Z source: APNIC rpki-ov-state: valid route: 203.119.73.0/24 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:44:34Z source: APNIC rpki-ov-state: valid route: 203.119.74.0/23 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:44:37Z source: APNIC rpki-ov-state: valid route: 203.119.74.0/24 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:44:40Z source: APNIC rpki-ov-state: valid route: 203.119.75.0/24 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:44:44Z source: APNIC rpki-ov-state: valid route6: 2001:dc8::/34 descr: VNNIC origin: AS23902 remarks: mailto:noc [at] vnn.vn notify: noc [at] vnn.vn notify: bachhm [at] vdc.com.vn mnt-by: MAINT-VDC changed: bachhm [at] vdc.com.vn 20120529 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:dc8::/48 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:45:09Z source: APNIC rpki-ov-state: valid route6: 2001:dc8:1::/48 descr: VNNIC-VN origin: AS23902 mnt-by: MAINT-VN-VNNIC last-modified: 2021-12-23T10:45:50Z source: APNIC rpki-ov-state: valid route6: 2001:dc8:4000::/36 descr: VNNIC origin: AS23902 remarks: mailto:noc [at] vnn.vn notify: noc [at] vnn.vn notify: bachhm [at] vdc.com.vn mnt-by: MAINT-VDC changed: bachhm [at] vdc.com.vn 20120529 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:dc8:5000::/36 descr: VNNIC origin: AS23902 remarks: mailto:noc [at] vnn.vn notify: noc [at] vnn.vn notify: bachhm [at] vdc.com.vn mnt-by: MAINT-VDC changed: bachhm [at] vdc.com.vn 20120529 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source