143.107.3.155

NetRange:       143.106.0.0 - 143.108.255.255
CIDR:           143.108.0.0/16, 143.106.0.0/15
NetName:        LACNIC-ERX-143-106-0-0
NetHandle:      NET-143-106-0-0-1
Parent:         NET143 (NET-143-0-0-0-0)
NetType:        Transferred to LACNIC
OriginAS:       
Organization:   Latin American and Caribbean IP address Regional Registry (LACNIC)
RegDate:        2003-11-12
Updated:        2007-12-17
Comment:        This IP address range is under LACNIC responsibility
Comment:        for further allocations to users in LACNIC region.
Comment:        Please see http://www.lacnic.net/ for further details,
Comment:        or check the WHOIS server located at http://whois.lacnic.net
Ref:            https://rdap.arin.net/registry/ip/143.106.0.0

ResourceLink:  http://lacnic.net/cgi-bin/lacnic/whois
ResourceLink:  whois.lacnic.net

OrgName:        Latin American and Caribbean IP address Regional Registry
OrgId:          LACNIC
Address:        Rambla Republica de Mexico 6125
City:           Montevideo
StateProv:      
PostalCode:     11400
Country:        UY
RegDate:        2002-07-27
Updated:        2018-03-15
Ref:            https://rdap.arin.net/registry/entity/LACNIC

ReferralServer:  whois://whois.lacnic.net
ResourceLink:  http://lacnic.net/cgi-bin/lacnic/whois

OrgTechHandle: LACNIC-ARIN
OrgTechName:   LACNIC Whois Info
OrgTechPhone:  +598-2604-2222 
OrgTechEmail:  whois-contact@lacnic.net
OrgTechRef:    https://rdap.arin.net/registry/entity/LACNIC-ARIN

OrgAbuseHandle: LWI100-ARIN
OrgAbuseName:   LACNIC Whois Info
OrgAbusePhone:  +598-2604-2222 
OrgAbuseEmail:  abuse@lacnic.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LWI100-ARIN

Found a referral to whois.lacnic.net.

 % Copyright (c) Nic.br - Use of this data is governed by the Use and

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
owner-c:     COEUS
tech-c:      CTIUS
inetrev:     143.107.0.0/16
nserver:     a.dns.usp.br
nsstat:      20250530 AA
nslastaa:    20250530
nserver:     b.dns.usp.br
nsstat:      20250530 AA
nslastaa:    20250530
nserver:     c.dns.usp.br
nsstat:      20250530 AA
nslastaa:    20250530
created:     19900326
changed:     20151112

nic-hdl-br:  COEUS
person:      Contato da Entidade - USP
created:     20151112
changed:     20170703

nic-hdl-br:  CTIUS
person:      Contato Tecnico [IP] - USP
created:     20151112
changed:     20230720

nic-hdl-br:  CUGST
person:      CSIRT USP / Grupo de Seguran�a em TI
created:     20110208
changed:     20110208