These entries are queried from radb.net using whois, you can try my project getting these.
:AS45553 route: 103.154.0.0/23 descr: BAOVIET-VN origin: AS45553 notify: tdm [at] htc-itc.com.vn mnt-by: MAINT-HANOITELECOM changed: loanht [at] htc-itc.com.vn 20200826 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.154.0.0/23 descr: Proxy-registered route object origin: AS45553 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20200828 source: RADB last-modified: 2023-11-13T16:01:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.154.0.0/24 descr: BAO VIET HOLDINGS INFORMATION TECHNOLOGY CENTER BRANCH origin: AS45553 notify: tdm [at] htc-itc.com.vn mnt-by: MAINT-HANOITELECOM changed: loanht [at] htc-itc.com.vn 20200826 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.154.0.0/24 descr: Proxy-registered route object origin: AS45553 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20200828 source: RADB last-modified: 2023-11-13T16:01:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.154.1.0/24 descr: Proxy-registered route object origin: AS45553 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20200828 source: RADB last-modified: 2023-11-13T16:01:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.154.1.0/24 descr: BAOVIET-VN origin: AS45553 notify: tdm [at] htc-itc.com.vn mnt-by: MAINT-HANOITELECOM changed: loanht [at] htc-itc.com.vn 20200826 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:df4:6280::/48 descr: BAOVIET-VN origin: AS45553 notify: tdm [at] htc-itc.com.vn mnt-by: MAINT-HANOITELECOM changed: loanht [at] htc-itc.com.vn 20200828 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source