These entries are queried from radb.net using whois, you can try my project getting these.
:AS264598 route: 138.36.228.0/22 descr: DELTA CORPORATE origin: AS264598 mnt-by: MAINT-AS264598 changed: noc [at] deltacorporate.com.br 20200108 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.228.0/22 descr: ITX-SAMM origin: AS264598 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180221 #19:25:19Z source: RADB last-modified: 2023-11-13T15:53:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.228.0/23 descr: DELTA CORPORATE origin: AS264598 mnt-by: MAINT-AS264598 changed: noc [at] deltacorporate.com.br 20200108 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.228.0/23 descr: Angola Cables proxy-registered route object for customer AS264598 origin: AS264598 remarks: *********************************************** remarks: This object is for *AS264598* customer routes remarks: which is being exported from this source AS. remarks: remarks: This route object was create because no existing remarks: route object with the same sources was found, and remarks: since some Angola Cables peers filter based on remarks: these objects these routes may be rejected if remarks: this object is not created. remarks: remarks: Please contact peering [at] angolacables.co.ao if you remarks: have any questions regarding this object. remarks: *********************************************** mnt-by: MAINT-AS37468 changed: humberto.galiza [at] angolacables.co.ao 20180928 #23:38:34Z source: RADB last-modified: 2023-11-13T15:54:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.228.0/24 descr: DELTA CORPORATE origin: AS264598 mnt-by: MAINT-AS264598 changed: noc [at] deltacorporate.com.br 20200108 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.228.0/24 descr: AS-DTE-CUSTOMER-264598 origin: AS264598 remarks: Cliente do Cliente Delta Telecom remarks: AS PATH 267613 264598 remarks: Usuario XConn jsouza 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: joao.souza [at] eletronet.com 20191105 #20:12:32Z source: RADB last-modified: 2023-11-13T15:58:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.229.0/24 descr: DELTA CORPORATE origin: AS264598 mnt-by: MAINT-AS264598 changed: noc [at] deltacorporate.com.br 20200108 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.230.0/23 descr: DELTA CORPORATE origin: AS264598 mnt-by: MAINT-AS264598 changed: noc [at] deltacorporate.com.br 20200108 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.230.0/23 descr: Angola Cables proxy-registered route object for customer AS264598 origin: AS264598 remarks: *********************************************** remarks: This object is for *AS264598* customer routes remarks: which is being exported from this source AS. remarks: remarks: This route object was create because no existing remarks: route object with the same sources was found, and remarks: since some Angola Cables peers filter based on remarks: these objects these routes may be rejected if remarks: this object is not created. remarks: remarks: Please contact peering [at] angolacables.co.ao if you remarks: have any questions regarding this object. remarks: *********************************************** mnt-by: MAINT-AS37468 changed: humberto.galiza [at] angolacables.co.ao 20180928 #23:38:34Z source: RADB last-modified: 2023-11-13T15:54:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.230.0/24 descr: DELTA CORPORATE origin: AS264598 mnt-by: MAINT-AS264598 changed: noc [at] deltacorporate.com.br 20200108 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.231.0/24 descr: DELTA CORPORATE origin: AS264598 mnt-by: MAINT-AS264598 changed: noc [at] deltacorporate.com.br 20200108 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2238::/32 descr: DELTA CORPORATE origin: AS264598 mnt-by: MAINT-AS264598 changed: noc [at] deltacorporate.com.br 20200108 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2238::/32 descr: ITX-SAMM origin: AS264598 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180221 #19:25:53Z source: RADB last-modified: 2023-11-13T15:53:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source