These entries are queried from radb.net using whois, you can try my project getting these.
:AS263291 route: 201.7.168.0/21 descr: Proxy-registered route object for customer AS263291 origin: AS263291 mnt-by: MAINT-AS52720 remarks: ********************************************************** remarks: This object is for *AS263291* customer routes remarks: which is being exported from this source AS. remarks: remarks: This route object was created because no existing remarks: route object with the same sources was found, and remarks: since some WEBFOCO TELECOM (ASN#52720) peers filter based remarks: upon these objects these routes may be rejected if remarks: this object is not created. remarks: remarks: Please contact neteng [at] webfoco.net if you remarks: have any questions regarding this object. remarks: ********************************************************** notify: neteng [at] webfoco.net changed: backbone-neteng [at] webfoco.net 20200106 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.7.168.0/21 descr: G8 Networks origin: AS263291 mnt-by: MAINT-AS28329 changed: aldo.russo [at] g8.net.br 20151216 source: RADB last-modified: 2023-11-13T15:48:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.7.168.0/22 origin: AS263291 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 20201122 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.7.172.0/22 origin: AS263291 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: 2804:168c::/32 descr: Proxy-registered route object for customer AS263291 origin: AS263291 mnt-by: MAINT-AS52720 remarks: ********************************************************** remarks: This object is for *AS263291* customer routes remarks: which is being exported from this source AS. remarks: remarks: This route object was created because no existing remarks: route object with the same sources was found, and remarks: since some WEBFOCO TELECOM (ASN#52720) peers filter based remarks: upon these objects these routes may be rejected if remarks: this object is not created. remarks: remarks: Please contact neteng [at] webfoco.net if you remarks: have any questions regarding this object. remarks: ********************************************************** notify: neteng [at] webfoco.net changed: backbone-neteng [at] webfoco.net 20200106 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:168c::/32 descr: SAVNET TELECOMUNICA=C3=87=C3=95ES LTDA origin: AS263291 notify: redes [at] pinpoint.com.br mnt-by: MAINT-AS52871 changed: amascarenhas [at] pinpoint.com.br 20180306 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source