What is ASN AS267378?

ASN AS267378 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS267378?

AS267378 is listed under CWMC TELECOM LTDA ME.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS267378 CWMC TELECOM LTDA ME

ASN Lookup Tool

CWMC TELECOM LTDA ME cwmc.com.br

BR 30 Routes

AS Data

AS267378

AS267378 – CWMC TELECOM LTDA ME

AS Number	267378
AS Name	22.897.497/0001-25
Organization	CWMC TELECOM LTDA ME
Country	BR
Website	cwmc.com.br
Number of IPv4 Routes	7
Number of IPv6 Routes	23
ASN type	ISP
Registry	lacnic
Date Allocated	2018-04-10

ASN Intelligence API for production workflows

Use ASN data for AS267378 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2804:4c90:3a0::/43	AS267378	CWMC TELECOM LTDA ME	CWMC TELECOM LTDA ME	~39×10²⁴
2804:4c90:3f0::/44	AS267378	CWMC TELECOM LTDA ME	CWMC TELECOM LTDA ME	~19×10²⁴
2804:4c90:c000::/34	AS267378	CWMC TELECOM LTDA ME	CWMC TELECOM LTDA ME	~20×10²⁷
2804:4c90:380::/44	AS267378	CWMC TELECOM LTDA ME	CWMC TELECOM LTDA ME	~19×10²⁴
45.234.194.0/23	AS267378	CWMC TELECOM LTDA ME	CWMC TELECOM LTDA ME	512
2804:4c90:3c0::/44	AS267378	CWMC TELECOM LTDA ME	CWMC TELECOM LTDA ME	~19×10²⁴
2804:4c90:4000::/34	AS267378	CWMC TELECOM LTDA ME	CWMC TELECOM LTDA ME	~20×10²⁷
45.234.195.0/24	AS267378	CWMC TELECOM LTDA ME	CWMC TELECOM LTDA ME	256
2804:4c90::/32	AS267378	CWMC TELECOM LTDA ME	CWMC TELECOM LTDA ME	~79×10²⁷
2804:4c90::/35	AS267378	CWMC TELECOM LTDA ME	CWMC TELECOM LTDA ME	~1×10³⁰

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.
% 2026-06-13T09:23:53-03:00 - 185.77.251.37

aut-num:     AS267378
owner:       CWMC TELECOM LTDA ME
ownerid:     22.897.497/0001-25
responsible: MARCELO MACHADO
country:     BR
owner-c:     CWTLT3
routing-c:   JRMME33
abuse-c:     JRMME33
created:     20180410
changed:     20250505
inetnum:     45.234.192.0/22
inetnum:     2804:4c90::/32

nic-hdl-br:  CWTLT3
person:      CWMC TELECOM LTDA
e-mail:      marcelo@cwmc.com.br
country:     BR
created:     20170927
changed:     20250505

nic-hdl-br:  JRMME33
person:      JUNIOR RICARDO MORAES ME
e-mail:      noc@jmnetwork.solutions
country:     BR
created:     20200708
changed:     20211213

% 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

{
  "status" : true,
  "whois_server" : "whois.lacnic.net",
  "aut_nums" : [ {
    "aut_num" : "AS267378",
    "country" : "BR",
    "admin_contacts" : [ "CWTLT3" ],
    "tech_contacts" : [ "JRMME33" ],
    "abuse_contacts" : [ "JRMME33" ],
    "date_created" : "2018-04-10",
    "date_updated" : "2025-05-05",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "22.897.497/0001-25",
    "name" : "CWMC TELECOM LTDA ME",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "JRMME33" ],
    "date_created" : "2018-04-10",
    "date_updated" : "2025-05-05",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "CWTLT3",
    "country" : "BR",
    "email" : [ "marcelo@cwmc.com.br" ],
    "date_created" : "2017-09-27",
    "date_updated" : "2025-05-05",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "JRMME33",
    "country" : "BR",
    "email" : [ "noc@jmnetwork.solutions" ],
    "date_created" : "2020-07-08",
    "date_updated" : "2021-12-13",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "JRMME33",
    "country" : "BR",
    "email" : [ "noc@jmnetwork.solutions" ],
    "date_created" : "2020-07-08",
    "date_updated" : "2021-12-13",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS7195	EDGEUNO S.A.S	CO
AS64049	Reliance Jio Infocomm Pte Ltd Singapore	SG
AS262589	SAMM TECNOLOGIA E TELECOMUNICACOES S.A	BR
AS6939	Hurricane Electric LLC	US
AS60602	Inovare-Prim SRL	MD
AS266142	Bahiadados Telecom Ltda.	BR
AS14537	Continent 8 LLC	US
AS198150	SIACOM JSC	GE
AS267256	ONETIS TECNOLOGIA LTDA	BR
AS269416	SEMEAR TELECOM EIRELI	BR

Upstreams

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS7195	EDGEUNO S.A.S	CO
AS64049	Reliance Jio Infocomm Pte Ltd Singapore	SG
AS35280	F5 Networks SARL	FR
AS6939	Hurricane Electric LLC	US
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS52468	UFINET PANAMA S.A.	PA
AS7713	Telekomunikasi Indonesia PT	ID
AS53013	UFINET BRASIL S.A.	BR

Downstreams

AS Number	Description	Country
AS269496	SaturnoTech Fibra	BR
AS269348	REDES METRO	BR
AS272159	Beatriz Falcão de Souza ME	BR