These entries are queried from radb.net using whois, you can try my project getting these.
:AS270829 route: 189.14.116.0/22 descr: PROXY FOR OPENX CUSTOMER origin: AS270829 mnt-by: MAINT-AS263444 notify: registro [at] openx.com.br changed: registro [at] openx.com.br 20200618 remarks: Thu Jun 18 18:46:50 2020 source: RADB last-modified: 2023-11-13T16:01:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:720c::/32 descr: AS-NNT-CUSTOMER-270829 origin: AS270829 remarks: Cliente do Cliente Norte Net remarks: AS PATH 267613 267420 270829 remarks: Usuario XConn ulisses.almeida remarks: ************************************************************ remarks: This is a Eletronet customer proxy route object that was cre remarks: ated because no existing route object with the same origin w remarks: as found. Please contact noc [at] eletronet.net.br if you have an remarks: y questions regarding this object. remarks: ************************************************************ notify: coreweb_tier2 [at] eletronet.com notify: filtrosbgpoperadoras [at] eletronet.com mnt-by: MAINT-AS267613 changed: FiltrosBGPOperadoras [at] eletronet.com 20201210 #11:24:37Z source: RADB last-modified: 2023-11-13T16:03:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source