These entries are queried from radb.net using whois, you can try my project getting these.
:AS271397 route: 177.71.108.0/22 origin: AS271397 descr: Proxy Object : Cliente ITS_Transito IP: Anderson Barreto da Cruz mnt-by: MAINT-AS28186 changed: rafael [at] itsbrasil.net 20211207 #14:33:47Z source: RADB last-modified: 2023-11-13T16:09:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7ae0::/32 origin: AS271397 descr: WEBFOCO TELECOM - TRANSIT CUSTOMER - PROXY REGISTERED OBJECT remarks: ************************************************************** remarks: This is a proxy registered object for a *WEBFOCO TELECOM* IP remarks: transit customer which is being exported under this origin AS. remarks: remarks: This route object was created because no existing route object remarks: with the same sources was found. remarks: remarks: Because some of our peers do filtering based on these objects, remarks: these routes could be rejected if this object is not created. remarks: remarks: Should you have any questions regarding this object remarks: please contact us: backbone-neteng [at] webfoco [dot] net remarks: ************************************************************** mnt-by: MAINT-AS52720 notify: neteng [at] webfoco.net changed: backbone-neteng [at] webfoco.net 20210701 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7ae0::/32 origin: AS271397 descr: Proxy Object : Cliente ITS_Transito IP: Anderson Barreto da Cruz mnt-by: MAINT-AS28186 changed: rafael [at] itsbrasil.net 20211207 #14:35:28Z source: RADB last-modified: 2023-11-13T16:09:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source