% APNIC found the following authoritative answer from: whois.lacnic.net

% IP Client: 203.119.110.26
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% 2026-01-20T09:17:02-03:00 - 203.119.110.26

inetnum:     200.252.231.128/26
aut-num:     AS4230
abuse-c:     GSE6
owner:       ESCOLA AMERICANA DE BRASILIA
ownerid:     00.112.557/0001-14
responsible: Elizabeth Sullivan
country:     BR
owner-c:     ELSUL3
tech-c:      DIM2
created:     20010920
changed:     20130307
inetnum-up:  200.252.0.0/16

nic-hdl-br:  ELSUL3
person:      Elizabeth Sullivan
e-mail:      esullivan@eabdf.br
country:     BR
created:     20140924
changed:     20210820

nic-hdl-br:  DIM2
person:      Dimitri Moufarrege
e-mail:      moufarrege@gmail.com
country:     BR
created:     19980212
changed:     20190929

nic-hdl-br:  GSE6
person:      Grupo de Seguran�a Internet da Embratel
e-mail:      abuse@embratel.net.br
country:     BR
created:     20001005
changed:     20181227

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