ASN Lookup Tool

SISTEMAS OPTICOS PAULISTA LTDA BR BR 41 Routes

AS Data

AS52951

AS52951 – SISTEMAS OPTICOS PAULISTA LTDA

AS Number 52951
AS Name
Organization SISTEMAS OPTICOS PAULISTA LTDA()
Country BR
Number of IPv4 Routes 35
Number of IPv6 Routes 6
ASN type ISP
Registry lacnic
Date Allocated 2011-01-11

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Use ASN data for AS52951 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
143.0.204.0/24 256
177.11.180.0/24 256
170.79.166.0/24 256
177.11.176.0/23 512
177.11.177.0/24 256
177.11.176.0/22 1024
186.250.140.0/24 256
2804:2928::/32 ~79×10²⁷
177.11.181.0/24 256
177.11.176.0/21 2048

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.
% 2026-03-16T09:20:58-03:00 - 103.250.82.113

aut-num:     AS52951
owner:       SISTEMAS OPTICOS PAULISTA LTDA
responsible: Rodrigo gabas
owner-c:     NCSAL13
routing-c:   NCSAL13
abuse-c:     NCSAL13
created:     20110111
changed:     20190719
inetnum:     177.11.176.0/21
inetnum:     186.250.140.0/22
inetnum:     143.0.204.0/22
inetnum:     2804:2928::/32
inetnum:     170.79.164.0/22

nic-hdl-br:  NCSAL13
person:      NOC Catanduva sistemas a cabo ltda
created:     20190719
changed:     20240223

% 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
AS7195 EDGEUNO S.A.S CO
AS6939 Hurricane Electric LLC US
AS60602 Inovare-Prim SRL MD
AS266142 Bahiadados Telecom Ltda. BR
AS14537 Continent 8 LLC US
AS198150 SIACOM JSC GE
AS269416 SEMEAR TELECOM EIRELI BR
AS272713 CDN Star Ltda BR
AS263283 JGNET - J G DE OLIVEIRA MATOS & CIA LTDA BR
AS199524 G-Core Labs S.A. LU

Upstreams

AS Number Description Country
AS39120 Convergenze S.p.A. IT
AS272713 CDN Star Ltda BR
AS271253 LINK BRASIL TELECOMUNICACOES LTDA BR
AS7195 EDGEUNO S.A.S CO
AS35280 F5 Networks SARL FR
AS22381 SAMM TECNOLOGIA E TELECOMUNICACOES S.A BR
AS263237 PowerHost Telecom SPA CL
AS6939 Hurricane Electric LLC US
AS6057 Administracion Nacional de Telecomunicaciones UY
AS7713 Telekomunikasi Indonesia PT ID

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Frequently Asked Questions

ASN AS52951 is an Autonomous System Number used to identify a network for BGP internet routing.
AS52951 is listed under SISTEMAS OPTICOS PAULISTA LTDA.
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.