ASN Lookup Tool

MCF TELECOMUNICACOES E INTERNET LTDA BR BR 31 Routes

AS Data

AS273644

AS273644 – MCF TELECOMUNICACOES E INTERNET LTDA

AS Number 273644
AS Name 12.126.437/0001-55
Organization MCF TELECOMUNICACOES E INTERNET LTDA()
Country BR
Number of IPv4 Routes 0
Number of IPv6 Routes 31
ASN type BUSINESS
Registry lacnic
Date Allocated 2022-12-01

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Use ASN data for AS273644 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
2804:8a08:a000::/36 ~5×10²⁷
2804:8a08:c000::/34 ~20×10²⁷
2804:8a08:8000::/36 ~5×10²⁷
2804:8a08:b000::/36 ~5×10²⁷
2804:8a08:c000::/35 ~1×10³⁰
2804:8a08:7000::/36 ~5×10²⁷
2804:8a08:8000::/35 ~1×10³⁰
2804:8a08:2000::/35 ~1×10³⁰
2804:8a08:1000::/36 ~5×10²⁷
2804:8a08::/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.
% 2026-03-16T09:13:29-03:00 - 152.39.153.179

aut-num:     AS273644
owner:       MCF TELECOMUNICACOES E INTERNET LTDA
ownerid:     12.126.437/0001-55
responsible: MARCIO JOSE BARBOSA
country:     BR
owner-c:     MAJBA350
routing-c:   MASRI401
abuse-c:     MASRI401
created:     20221201
changed:     20221201
inetnum:     2804:8a08::/32

nic-hdl-br:  MAJBA350
person:      MARCIO JOSE BARBOSA
e-mail:      mjosebarbosa3101@gmail.com
country:     BR
created:     20260220
changed:     20260220

nic-hdl-br:  MASRI401
person:      Maristela da Silva Ribeiro
e-mail:      maristeladasilvaribeiromulti@gmail.com
country:     BR
created:     20211214
changed:     20241226

% 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
AS60602 Inovare-Prim SRL MD
AS266142 Bahiadados Telecom Ltda. BR
AS14537 Continent 8 LLC US
AS198150 SIACOM JSC GE
AS269416 SEMEAR TELECOM EIRELI BR
AS271253 LINK BRASIL TELECOMUNICACOES LTDA BR
AS9498 Bharti Airtel Ltd IN
AS270052 STARTELECOM S.A. PY
AS266400 Ferenz Networks BR

Upstreams

AS Number Description Country
AS39120 Convergenze S.p.A. IT
AS7195 EDGEUNO S.A.S CO
AS35280 F5 Networks SARL FR
AS263237 PowerHost Telecom SPA CL
AS23764 China Telecom Global Limited HK
AS6057 Administracion Nacional de Telecomunicaciones UY
AS1916 Rede Nacional de Ensino e Pesquisa BR
AS267613 ELETRONET S.A. BR

Downstreams

AS Number Description Country
AS270528 B.L.I NETWORK TELECOMUNICACAO LTDA BR
AS263344 wr net inform�tica e telecomunica��es ltda BR

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Frequently Asked Questions

ASN AS273644 is an Autonomous System Number used to identify a network for BGP internet routing.
AS273644 is listed under MCF TELECOMUNICACOES E INTERNET 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.