ASN Lookup Tool

COMPANHIA SIDERURGICA NACIONAL csn.com.br BR BR 2 Routes

AS Data

AS268498

AS268498 – COMPANHIA SIDERURGICA NACIONAL

AS Number 268498
AS Name 33.042.730/0001-04
Organization COMPANHIA SIDERURGICA NACIONAL()
Country BR
Website csn.com.br
Number of IPv4 Routes 2
Number of IPv6 Routes 0
ASN type BUSINESS
Registry lacnic
Date Allocated 2018-08-30

ASN Intelligence API for production workflows

Use ASN data for AS268498 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route # IPs
45.161.209.0/24 256
45.161.208.0/24 256

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.
% 2026-03-18T09:22:03-03:00 - 185.108.104.47

aut-num:     AS268498
owner:       COMPANHIA SIDERURGICA NACIONAL
ownerid:     33.042.730/0001-04
responsible: Paulo Henrique Forte
country:     BR
owner-c:     ROPER384
routing-c:   ROPER384
abuse-c:     ROPER384
created:     20180830
changed:     20180830
inetnum:     45.161.208.0/23
inetnum:     2801:80:2500::/48

nic-hdl-br:  ROPER384
person:      Roger Peres
e-mail:      roger.peres@csn.com.br
country:     BR
created:     20131213
changed:     20240103

% 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
AS4230 CLARO S.A. BR

Upstreams

AS Number Description Country
AS4230 CLARO S.A. BR

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Frequently Asked Questions

ASN AS268498 is an Autonomous System Number used to identify a network for BGP internet routing.
AS268498 is listed under COMPANHIA SIDERURGICA NACIONAL.
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.