ASN Lookup Tool

STEFANO FAUSTO DE OLIVEIRA COSTA ME cportal.com.br BR BR 3 Routes

AS Data

AS274738

AS274738 – STEFANO FAUSTO DE OLIVEIRA COSTA ME

AS Number 274738
AS Name 27.569.360/0001-65
Organization STEFANO FAUSTO DE OLIVEIRA COSTA ME()
Country BR
Website cportal.com.br
Number of IPv4 Routes 0
Number of IPv6 Routes 3
ASN type BUSINESS
Registry lacnic
Date Allocated 2025-01-13

ASN Intelligence API for production workflows

Use ASN data for AS274738 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

Get ASN API Key ASN API Docs

IP Ranges

Route # IPs
2804:92e0::/32 ~79×10²⁷
2804:92e0:8000::/33 ~40×10²⁷
2804:92e0::/33 ~40×10²⁷

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.
% 2026-03-12T07:59:48-03:00 - 136.227.173.95

aut-num:     AS274738
owner:       STEFANO FAUSTO DE OLIVEIRA COSTA - ME
ownerid:     27.569.360/0001-65
responsible: Stefano Fausto de Oliveira Costa
country:     BR
owner-c:     STCOS4
routing-c:   STCOS4
abuse-c:     STCOS4
created:     20250113
changed:     20250113
inetnum:     2804:92e0::/32

nic-hdl-br:  STCOS4
person:      St�fano Costa
e-mail:      stefano.costa@cportal.com.br
country:     BR
created:     20110622
changed:     20260109

% 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
AS17222 MUNDIVOX DO BRASIL LTDA BR
AS262731 CTINET SOLUCOES EM CONECTIVIDADE E INFORMATICA LTD BR
AS273608 Novas M�dias Digitais Programadora LTDA BR

Upstreams

AS Number Description Country
AS17222 MUNDIVOX DO BRASIL LTDA BR
AS262731 CTINET SOLUCOES EM CONECTIVIDADE E INFORMATICA LTD BR

Downstreams

AS Number Description Country
AS273608 Novas M�dias Digitais Programadora LTDA BR

Ready to get started?Get Started with IP Intelligence API Today

Get Started
CTA Illustration

Frequently Asked Questions

ASN AS274738 is an Autonomous System Number used to identify a network for BGP internet routing.
AS274738 is listed under STEFANO FAUSTO DE OLIVEIRA COSTA ME.
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.