These entries are queried from radb.net using whois, you can try my project getting these.
:AS-PRIMUS-SOLUCOES as-set: AS-PRIMUS-SOLUCOES descr: AS263109 self cone members: AS263109 notify: noc [at] upx.com mnt-by: MAINT-AS52863 changed: noc [at] upx.com.br 20200413 #20:13:20Z source: RADB last-modified: 2023-11-13T16:00:19Z