ASN Lookup Tool

B4 TELECOM SERVICOS DE COMUNICACAO E TECNOLOGIA teleco.com.br BR BR 9 Routes

AS Data

AS266620

AS266620 – B4 TELECOM SERVICOS DE COMUNICACAO E TECNOLOGIA

AS Number 266620
AS Name 51.314.084/0001-79
Organization B4 TELECOM SERVICOS DE COMUNICACAO E TECNOLOGIA
Country BR
Website teleco.com.br
Number of IPv4 Routes 2
Number of IPv6 Routes 0
ASN type ISP
Registry lacnic
Date Allocated 2017-06-08

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Use ASN data for AS266620 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
2804:3ec8:8000::/34 ~20×10²⁷
2804:3ec8:4000::/34 ~20×10²⁷
2804:3ec8::/32 ~79×10²⁷
128.201.86.0/24 256
2804:3ec8::/33 ~40×10²⁷
128.201.84.0/22 1024
2804:3ec8:c000::/34 ~20×10²⁷
2804:3ec8:8000::/33 ~40×10²⁷
2804:3ec8::/34 ~20×10²⁷

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.
% 2026-11-09T09:17:25-03:00 - 170.246.54.139

aut-num:     AS266620
owner:       B4 TELECOM SERVICOS DE COMUNICACAO E TECNOLOGIA
ownerid:     51.314.084/0001-79
responsible: Gerson Josino
country:     BR
owner-c:     JGJFI1
routing-c:   JGJFI1
abuse-c:     JGJFI1
created:     20170608
changed:     20261021
inetnum:     128.201.84.0/22
inetnum:     2804:3ec8::/32

nic-hdl-br:  JGJFI1
person:      Jose Gerson Josino Filho
e-mail:      gerson@b4telecom.net.br
country:     BR
created:     20250610
changed:     20260617

% 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
AS264293 Smart Solucoes em Telecomunicacoes BR
AS273500 YPN TECNOLOGIA LTDA BR
AS267321 NTISP TELECOM BR

Upstreams

AS Number Description Country
AS267321 NTISP TELECOM BR

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Frequently Asked Questions

ASN AS266620 is an Autonomous System Number used to identify a network for BGP internet routing.
AS266620 is listed under B4 TELECOM SERVICOS DE COMUNICACAO E TECNOLOGIA.
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.