These entries are queried from radb.net using whois, you can try my project getting these.
:AS271290 route: 200.4.104.0/22 descr: Proxy-registered route object remarks: --------------------------------- remarks: For SECURITY issues, please send messages to remarks: the origin AS administrator remarks: (e.g. whois -h whois.registro.br AS271290) 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: AS271290 notify: ip-bgp [at] vtal.com mnt-by: MAINT-AS8167 changed: ip-bgp [at] vtal.com 20220504 source: RADB last-modified: 2023-11-13T16:10:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7930::/32 descr: Proxy-registered route object remarks: --------------------------------- remarks: For SECURITY issues, please send messages to remarks: the origin AS administrator remarks: (e.g. whois -h whois.registro.br AS271290) 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: AS271290 notify: ip-bgp [at] vtal.com mnt-by: MAINT-AS8167 changed: ip-bgp [at] vtal.com 20220504 source: RADB last-modified: 2023-11-13T16:10:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7930:f000::/36 origin: AS271290 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