These entries are queried from radb.net using whois, you can try my project getting these.
:AS28224 route: 131.100.96.0/22 origin: AS28224 descr: MHNET TELECOM - AS28224 notify: cgr [at] mhnet.com.br mnt-by: MAINT-AS28146 changed: cgr [at] mhnet.com.br 20231117 # 1927Z source: RADB last-modified: 2023-11-17T19:27:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.247.192.0/22 origin: AS28224 descr: MHNET TELECOM - AS28224 notify: cgr [at] mhnet.com.br mnt-by: MAINT-AS28146 changed: cgr [at] mhnet.com.br 20231117 # 1931Z source: RADB last-modified: 2023-11-17T19:31:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.126.192.0/20 origin: AS28224 descr: MHNET TELECOM - AS28224 notify: cgr [at] mhnet.com.br mnt-by: MAINT-AS28146 changed: cgr [at] mhnet.com.br 20231117 # 1932Z source: RADB last-modified: 2023-11-17T19:32:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 189.126.48.0/20 origin: AS28224 descr: MHNET TELECOM - AS28224 notify: cgr [at] mhnet.com.br mnt-by: MAINT-AS28146 changed: cgr [at] mhnet.com.br 20231117 # 1939Z source: RADB last-modified: 2023-11-17T19:39:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:80:e70::/48 descr: ITX-MHNET origin: AS28224 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180731 #18:55:14Z source: RADB last-modified: 2023-11-13T15:54:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1bd8::/32 origin: AS28224 descr: MHNET TELECOM - AS28224 notify: cgr [at] mhnet.com.br mnt-by: MAINT-AS28146 changed: cgr [at] mhnet.com.br 20231117 # 2001Z source: RADB last-modified: 2023-11-17T20:01:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1da4::/32 descr: ITX-MHNET origin: AS28224 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180731 #19:04:26Z source: RADB last-modified: 2023-11-13T15:54:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:44a4::/32 descr: ITX-MHNET origin: AS28224 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180424 #18:50:35Z source: RADB last-modified: 2023-11-13T15:53:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source