ASN Lookup Tool

AtivaNet Telecom Ltda BR BR 8 Routes

AS Data

AS266124

AS266124 – AtivaNet Telecom Ltda

AS Number 266124
AS Name
Organization AtivaNet Telecom Ltda
Country BR
Number of IPv4 Routes 7
Number of IPv6 Routes 1
ASN type ISP
Registry lacnic
Date Allocated 2017-03-30

ASN Intelligence API for production workflows

Use ASN data for AS266124 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
45.5.242.0/23 512
45.5.240.0/24 256
45.5.240.0/22 1024
45.5.242.0/24 256
45.5.241.0/24 256
45.5.240.0/23 512
45.5.243.0/24 256
2804:3b04::/32 ~79×10²⁷

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.
% 2026-05-20T09:21:53-03:00 - 195.133.208.222

aut-num:     AS266124
owner:       AtivaNet Telecom Ltda
responsible: Marcio Eiji Yasue
owner-c:     MEY
routing-c:   MEY
abuse-c:     MEY
created:     20170330
changed:     20191112
inetnum:     45.5.240.0/22
inetnum:     2804:3b04::/32

nic-hdl-br:  MEY
person:      Marcio Eiji Yasue
created:     19980525
changed:     20251111

% 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
AS263903 INFORBARRA TELECOM BR
AS267973 G.V.R. TELECOMUNICAÇÕES E SERVIÇOS LTDA ME BR
AS6939 Hurricane Electric LLC US
AS266142 Bahiadados Telecom Ltda. BR
AS14537 Continent 8 LLC US
AS267256 ONETIS TECNOLOGIA LTDA BR
AS199524 G-Core Labs S.A. LU
AS271253 LINK BRASIL TELECOMUNICACOES LTDA BR
AS270052 STARTELECOM S.A. PY
AS266400 Ferenz Networks BR

Upstreams

AS Number Description Country
AS39120 Convergenze S.p.A. IT
AS267973 G.V.R. TELECOMUNICAÇÕES E SERVIÇOS LTDA ME BR
AS14840 BR.Digital Telecom BR
AS6057 Administracion Nacional de Telecomunicaciones UY
AS274685 HS TELECOMUNICACAO E TECNOLOGIA LTDA BR

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

Get Started
CTA Illustration

Frequently Asked Questions

ASN AS266124 is an Autonomous System Number used to identify a network for BGP internet routing.
AS266124 is listed under AtivaNet Telecom 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.