These entries are queried from radb.net using whois, you can try my project getting these.
:AS267039 route: 45.228.4.0/22 descr: DNET TECNOLOGIA origin: AS267039 notify: noc [at] dnet.net.br mnt-by: MAINT-AS267039 changed: contato [at] suporte.network 20220607 source: TC last-modified: 2022-06-07T20:50:08Z rpki-ov-state: valid route: 45.228.4.0/23 descr: DNET TECNOLOGIA origin: AS267039 notify: noc [at] dnet.net.br mnt-by: MAINT-AS267039 changed: contato [at] suporte.network 20220607 source: TC last-modified: 2022-06-07T20:50:08Z rpki-ov-state: valid route: 45.228.4.0/23 descr: AS267039 origin: AS267039 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20180323 #00:43:21Z source: RADB last-modified: 2023-11-13T15:53:23Z rpki-ov-state: valid route: 45.228.6.0/23 descr: DNET TECNOLOGIA origin: AS267039 notify: noc [at] dnet.net.br mnt-by: MAINT-AS267039 changed: contato [at] suporte.network 20220607 source: TC last-modified: 2022-06-07T20:50:08Z rpki-ov-state: valid route: 45.228.6.0/23 descr: AS267039 origin: AS267039 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20180323 #00:43:51Z source: RADB last-modified: 2023-11-13T15:53:23Z rpki-ov-state: valid route6: 2804:4738::/32 descr: DNET TECNOLOGIA origin: AS267039 notify: noc [at] dnet.net.br mnt-by: MAINT-AS267039 changed: contato [at] suporte.network 20220607 source: TC last-modified: 2022-06-07T20:56:56Z rpki-ov-state: valid route6: 2804:4738::/32 descr: Proxy-registered route object remarks: --------------------------------- remarks: For SECURITY issues, please send messages to remarks: origin AS administrator remarks: (e.g. whois -h whois.registro.br AS267039) remarks: --------------------------------- remarks: This route is from a Vtal customer which remarks: is being exported under origin AS below. remarks: It was created by us because no other remarks: route object with the same origin was found. remarks: --------------------------------- remarks: Please contact BGPVTAL-RADB if you have any remarks: questions regarding this object. remarks: --------------------------------- origin: AS267039 notify: LD-SN3BBIP [at] vtal.com mnt-by: MAINT-AS8167 changed: LD-SN3BBIP [at] vtal.com 20220331 source: RADB last-modified: 2023-11-13T16:10:36Z rpki-ov-state: valid route6: 2804:4738::/33 descr: DNET TECNOLOGIA origin: AS267039 notify: noc [at] dnet.net.br mnt-by: MAINT-AS267039 changed: contato [at] suporte.network 20220607 source: TC last-modified: 2022-06-07T20:56:56Z rpki-ov-state: valid route6: 2804:4738:8000::/33 descr: DNET TECNOLOGIA origin: AS267039 notify: noc [at] dnet.net.br mnt-by: MAINT-AS267039 changed: contato [at] suporte.network 20220607 source: TC last-modified: 2022-06-07T20:56:56Z rpki-ov-state: valid