This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS266556 3 More Specifics 4 Total Advertisements THOMAS INFORMATICA LTDA, BR
160.238.228.0/23 160.238.228.0/22
160.238.228.0/24 160.238.228.0/22
160.238.230.0/23 160.238.228.0/22
whois: 402590
IANA has recorded AS266556 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS266556\n % IP Client: 2401:2000:6660::13
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% 2026-06-04T16:06:10-03:00 - 2401:2000:6660::13
% No match for AS266556
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% respectivelly to cert@cert.br and mail-abuse@cert.br
%
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% registrants, contacts, tickets, providers, IPs, and ASNs.