ASN Lookup Tool

Universidade de São Paulo usp.br BR BR 56 Routes

AS Data

AS28571

AS28571 – Universidade de São Paulo

AS Number 28571
AS Name UNIVERSIDADE DE SAO PAULO
Organization Universidade de São Paulo
Country BR
Website usp.br
Number of IPv4 Routes 46
Number of IPv6 Routes 9
ASN type EDUCATION
Registry lacnic
Date Allocated 2007-12-19

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IP Ranges

Route # IPs
143.107.178.0/23 512
143.107.14.0/24 256
177.90.128.0/17 32768
200.144.248.0/24 256
200.136.49.0/24 256
200.144.236.0/24 256
2001:12d0:c080::/48 ~1×10²⁴
143.107.86.0/24 256
200.18.108.0/23 512
177.90.32.0/19 8192
143.107.88.0/24 256
200.144.238.0/24 256
2001:12d0:8070::/48 ~1×10²⁴
2001:12d0:8c0::/48 ~1×10²⁴
200.144.254.0/23 512
200.144.212.0/24 256
143.107.44.0/23 512
143.107.0.0/16 65536
200.144.160.0/19 8192
200.144.72.0/23 512
143.107.248.0/24 256
200.144.239.0/24 256
143.107.3.0/24 256
177.90.64.0/18 16384
200.9.95.0/24 256
200.144.249.0/24 256
200.144.234.0/23 512
2001:12d0:8068::/48 ~1×10²⁴
200.144.48.0/20 4096
143.107.154.0/24 256
143.107.27.0/24 256
200.18.106.0/23 512
143.107.64.0/24 256
200.144.252.0/23 512
200.144.182.0/23 512
143.107.8.0/24 256
2001:12d0:840::/48 ~1×10²⁴
200.144.250.0/23 512
143.107.84.0/23 512
200.17.16.0/20 4096
200.144.192.0/18 16384
200.144.237.0/24 256
200.144.184.0/21 2048
200.144.244.0/22 1024
200.136.52.0/23 512
2001:12d0::/32 ~79×10²⁷
200.136.54.0/24 256
2001:12d0:880::/48 ~1×10²⁴
2001:12d0::/48 ~1×10²⁴
200.136.0.0/20 4096
143.107.253.0/24 256
200.18.53.0/24 256
200.144.180.0/23 512
200.144.60.0/24 256
2001:12d0:c000::/48 ~1×10²⁴
143.107.254.0/24 256

Raw Whois Response

% Copyright (c) Nic.br - Use of this data is governed by the Use and
% Privacy Policy at https://registro.br/upp . Distribution,
% commercialization, reproduction, and use for advertising or similar
% purposes are expressly prohibited.
% 2026-10-07T08:33:14-03:00 - 91.242.123.54

aut-num:     AS28571
owner:       UNIVERSIDADE DE SAO PAULO
responsible: Jorge Marcos de Almeida
owner-c:     COEUS
routing-c:   CAIUS
abuse-c:     CUGST
created:     20071219
changed:     20151112
inetnum:     200.17.16.0/20
inetnum:     200.144.160.0/19
inetnum:     2001:12d0::/32
inetnum:     200.144.192.0/18
inetnum:     143.107.0.0/16
inetnum:     200.9.95.0/24
inetnum:     177.90.0.0/16

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

nic-hdl-br:  CAIUS
person:      Contato Administrativo [IP] - USP
created:     20151112
changed:     20191209

nic-hdl-br:  CUGST
person:      CSIRT USP / Grupo de Seguran�a em TI
created:     20110208
changed:     20260205

% Security and mail abuse issues should also be addressed to cert.br,
% respectivelly to cert@cert.br and mail-abuse@cert.br
%
% whois.registro.br only accepts exact match queries for domains,
% registrants, contacts, tickets, providers, IPs, and ASNs.

Parsed Whois Response

Peers

AS Number Description Country
AS199081 Lancom Ltd. GR
AS6939 Hurricane Electric LLC US
AS266142 Bahiadados Telecom Ltda. BR
AS198150 SIACOM JSC GE
AS14537 Continent 8 LLC US
AS267256 ONETIS TECNOLOGIA LTDA BR
AS271253 LINK BRASIL TELECOMUNICACOES LTDA BR
AS10429 TELEFÔNICA BRASIL S.A BR
AS1251 FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO BR
AS270052 STARTELECOM S.A. PY
AS262588 EXPLORERNET INFOLINK TECNOLOGIA E TELECOMUNICACOES BR
AS266400 Ferenz Networks BR
AS22548 Núcleo de Inf. e Coord. do Ponto BR NIC.BR BR
AS1000 LINK AMERICAN US
AS51185 MainStreaming SpA IT
AS263661 BRASIL DIGITAL SERVIÇOS DE INFORMATICA E COMERCIO BR
AS60503 FNX Tecnologia LTDA BR
AS34224 Neterra Ltd. BG
AS206735 Novelcomm LP GR
AS16552 Tiggee LLC US
AS61610 ELEA DATA CENTERS BR
AS268138 Thiago aparecido scaramuzza santana BR
AS270888 V8 Telecom LTDA BR
AS14840 BR.Digital Telecom BR
AS37721 Virtual Technologies & Solutions BF
AS263237 PowerHost Telecom SPA CL
AS61573 IP TELECOM BR
AS32590 Valve Corporation US
AS61680 ACESSO SIMPLES LTDA BR
AS57463 NetIX Communications JSC BG
AS61624 INFNOC TECNOLOGIA LTDA BR
AS12735 TurkNet Iletisim Hizmetleri A.S. TR
AS28624 PROVEDORA CMA INTERNET LTDA BR
AS263541 IMF NETWORK DATA LTDA ME BR
AS266009 T2WEB SOLUCOES TECNOLOGICAS LTDA BR
AS60602 Inovare Prim SRL MD
AS263321 ILOGNET PROVEDOR BR
AS262832 Infotechnet Informatica e Assistencia Tecnica Ltda BR
AS262427 Invista Net Provedor de Acesso Ltda BR
AS52999 START NETWORKS S/A BR
AS61622 VIA MS SOLUCOES DIGITAIS BR
AS264479 Turbozone Internet BR
AS266519 PROVERADIO TELECOM BR
AS267613 ELETRONET S.A. BR
AS61832 DB3 SERVICOS DE TELECOMUNICACOES S.A BR
AS24482 SG.GS SG
AS12741 Netia SA PL
AS263152 MIGO TELECOM BR
AS14868 LIGGA SERVICOS EM TELECOM S.A. BR
AS274676 MULTIWAY COMERCIO E REPRESENTACOES LTDA BR
AS11432 Telium Telecomunicações Ltda BR
AS28634 Life Tecnologia Ltda. BR
AS266213 PLANETCLICK TELECOMUNICACOES LTDA BR
AS264409 Huge Solucoes Corporativas Ltda BR
AS53013 UFINET BRASIL S.A. BR
AS52873 Softdados Telecomunicações BR
AS132337 AXCLUSIVE PTE. LTD. SG
AS263009 FORTE TELECOM LTDA. BR
AS269641 RURALNET BRASIL BR
AS36236 NetActuate, Inc US

Upstreams

AS Number Description Country
AS39120 Convergenze S.p.A. IT
AS61610 ELEA DATA CENTERS BR
AS10429 TELEFÔNICA BRASIL S.A BR
AS1251 FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO BR
AS35280 F5 Networks SARL FR
AS6939 Hurricane Electric LLC US
AS18881 TELEFÔNICA BRASIL S.A BR
AS6057 Administracion Nacional de Telecomunicaciones UY
AS137409 GSL Networks Pty LTD AU
AS61626 UNIVERSIDADE ESTADUAL DE PONTA GROSSA BR

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Frequently Asked Questions

ASN AS28571 is an Autonomous System Number used to identify a network for BGP internet routing.
AS28571 is listed under Universidade de São Paulo.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.