What is ASN AS265328?

ASN AS265328 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS265328?

AS265328 is listed under Master Net Telecom e Segurança Ltda.

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.

AS265328 Master Net Telecom e Segurança Ltda

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Legacy Routes

Master Net Telecom e Segurança Ltda masternetmg.com

BR 13 Routes

AS Data

AS265328

AS265328 – Master Net Telecom e Segurança Ltda

AS Number	265328
AS Name	05.218.267/0001-73
Organization	Master Net Telecom e Segurança Ltda
Country	BR
Website	masternetmg.com
Number of IPv4 Routes	6
Number of IPv6 Routes	7
ASN type	ISP
Registry	lacnic
Date Allocated	2016-02-17

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
168.181.64.0/22	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	1024
2804:2e28:8000::/33	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	~40×10²⁷
2804:2e28:4000::/34	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	~20×10²⁷
2804:2e28:c000::/34	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	~20×10²⁷
2804:2e28::/34	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	~20×10²⁷
168.181.66.0/24	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	256
2804:2e28:8000::/34	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	~20×10²⁷
168.181.64.0/24	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	256
2804:2e28::/32	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	~79×10²⁷
168.181.64.0/23	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	512
2804:2e28::/33	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	~40×10²⁷
168.181.67.0/24	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	256
168.181.65.0/24	AS265328	Master Net Telecom e Segurança Ltda	Master Net Telecom e Segurança Ltda	256

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.
% 2026-09-09T10:31:15-03:00 - 204.217.150.23

aut-num:     AS265328
owner:       Master Net Telecom e Seguran�a Ltda
ownerid:     05.218.267/0001-73
responsible: Marco Antonio Pereira Andrade
country:     BR
owner-c:     MAPAN75
routing-c:   FAF206
abuse-c:     FAF206
created:     20160217
changed:     20230801
inetnum:     168.181.64.0/22
inetnum:     2804:2e28::/32

nic-hdl-br:  MAPAN75
person:      marco antonio pereira andrade
e-mail:      presidente@masternetmg.com
country:     BR
created:     20110808
changed:     20230418

nic-hdl-br:  FAF206
person:      F�bio F�rias
e-mail:      farias.sistemas@gmail.com
country:     BR
created:     20010723
changed:     20251017

% 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" : "AS265328",
    "country" : "BR",
    "admin_contacts" : [ "MAPAN75" ],
    "tech_contacts" : [ "FAF206" ],
    "abuse_contacts" : [ "FAF206" ],
    "date_created" : "2016-02-17",
    "date_updated" : "2023-08-01",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "05.218.267/0001-73",
    "name" : "Master Net Telecom e Seguran?a Ltda",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "FAF206" ],
    "date_created" : "2016-02-17",
    "date_updated" : "2023-08-01",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "MAPAN75",
    "country" : "BR",
    "email" : [ "presidente@masternetmg.com" ],
    "date_created" : "2011-08-08",
    "date_updated" : "2023-04-18",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "FAF206",
    "country" : "BR",
    "email" : [ "farias.sistemas@gmail.com" ],
    "date_created" : "2001-07-23",
    "date_updated" : "2025-10-17",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "FAF206",
    "country" : "BR",
    "email" : [ "farias.sistemas@gmail.com" ],
    "date_created" : "2001-07-23",
    "date_updated" : "2025-10-17",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS24482	SG.GS	SG
AS263152	MIGO TELECOM	BR
AS14840	BR.Digital Telecom	BR
AS263237	PowerHost Telecom SPA	CL
AS61573	IP TELECOM	BR
AS6939	Hurricane Electric LLC	US
AS32590	Valve Corporation	US
AS23106	AMERICAN TOWER DO BRASIL COMUNICAÇÃO MULTIMÍDIA LT	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS28624	PROVEDORA CMA INTERNET LTDA	BR
AS53013	UFINET BRASIL S.A.	BR
AS264409	Huge Solucoes Corporativas Ltda	BR
AS199524	G Core Labs S.A.	LU
AS52873	Softdados Telecomunicações	BR
AS52660	e.serv informatica e tecnologia ltda.	BR
AS35280	F5 Networks SARL	FR
AS36236	NetActuate, Inc	US
AS23106	AMERICAN TOWER DO BRASIL-COMUNICAÇÂO MULTIMÍDIA LT	BR
AS22548	Núcleo de Inf. e Coord. do Ponto BR NIC.BR	BR
AS51185	MainStreaming SpA	IT
AS264479	Turbozone Internet	BR
AS137409	GSL Networks Pty LTD	AU
AS61626	UNIVERSIDADE ESTADUAL DE PONTA GROSSA	BR
AS60503	FNX Tecnologia LTDA	BR

Upstreams

AS Number	Description	Country
AS52660	e.serv informatica e tecnologia ltda.	BR
AS6939	Hurricane Electric LLC	US
AS23106	AMERICAN TOWER DO BRASIL COMUNICAÇÃO MULTIMÍDIA LT	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS264409	Huge Solucoes Corporativas Ltda	BR
AS53013	UFINET BRASIL S.A.	BR
AS137409	GSL Networks Pty LTD	AU
AS61626	UNIVERSIDADE ESTADUAL DE PONTA GROSSA	BR

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AS265328 – Master Net Telecom e Segurança Ltda

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