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

% IP Client: 203.119.110.26
 % Copyright (c) Nic.br - Use of this data is governed by the Use and
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% 2026-01-03T10:12:07-03:00 - 203.119.110.26

inetnum:     143.107.0.0/16
aut-num:     AS28571
abuse-c:     CUGST
owner:       UNIVERSIDADE DE SAO PAULO
ownerid:     63.025.530/0001-04
responsible: Jorge Marcos de Almeida
country:     BR
owner-c:     COEUS
tech-c:      CTIUS
inetrev:     143.107.0.0/16
nserver:     a.dns.usp.br
nsstat:      20260102 AA
nslastaa:    20260102
nserver:     b.dns.usp.br
nsstat:      20260102 AA
nslastaa:    20260102
nserver:     c.dns.usp.br
nsstat:      20260102 AA
nslastaa:    20260102
created:     19900326
changed:     20151112

nic-hdl-br:  COEUS
person:      Contato da Entidade - USP
e-mail:      stiadmin@usp.br
country:     BR
created:     20151112
changed:     20170703

nic-hdl-br:  CTIUS
person:      Contato Tecnico [IP] - USP
e-mail:      registrodns@usp.br
country:     BR
created:     20151112
changed:     20230720

nic-hdl-br:  CUGST
person:      CSIRT USP / Grupo de Seguran�a em TI
e-mail:      security@usp.br
country:     BR
created:     20110208
changed:     20110208

% Security and mail abuse issues should also be addressed to cert.br,
% respectivelly to cert@cert.br and mail-abuse@cert.br
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