What is ASN AS271452?

ASN AS271452 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS271452?

AS271452 is listed under Sigma Telecom Provedores de Internet 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.

AS271452 Sigma Telecom Provedores de Internet Ltda

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Sigma Telecom Provedores de Internet Ltda

BR 11 Routes

AS Data

AS271452

AS271452 – Sigma Telecom Provedores de Internet Ltda

AS Number	271452
AS Name	21.623.495/0001-85
Organization	Sigma Telecom Provedores de Internet Ltda
Country	BR
Number of IPv4 Routes	5
Number of IPv6 Routes	6
ASN type	ISP
Registry	lacnic
Date Allocated	2020-10-20

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2804:7bc0::/34	AS271452	Sigma Telecom Provedores de Internet Ltda	Sigma Telecom Provedores de Internet Ltda	~20×10²⁷
45.227.67.0/24	AS271452	Sigma Telecom Provedores de Internet Ltda	MyNet Telecom Comercio e Servicos Ltda	256
2804:7bc0:f000::/37	AS271452	Sigma Telecom Provedores de Internet Ltda	MyNet Telecom Comercio e Servicos Ltda	~2×10²⁷
45.227.64.0/23	AS271452	Sigma Telecom Provedores de Internet Ltda	Sigma Telecom Provedores de Internet Ltda	512
2804:7bc0:4000::/34	AS271452	Sigma Telecom Provedores de Internet Ltda	Sigma Telecom Provedores de Internet Ltda	~20×10²⁷
45.227.65.0/24	AS271452	Sigma Telecom Provedores de Internet Ltda	Sigma Telecom Provedores de Internet Ltda	256
2804:7bc0:f800::/37	AS271452	Sigma Telecom Provedores de Internet Ltda	MyNet Telecom Comercio e Servicos Ltda	~2×10²⁷
2804:7bc0:f000::/36	AS271452	Sigma Telecom Provedores de Internet Ltda	MyNet Telecom Comercio e Servicos Ltda	~5×10²⁷
2804:7bc0:8000::/34	AS271452	Sigma Telecom Provedores de Internet Ltda	Sigma Telecom Provedores de Internet Ltda	~20×10²⁷
45.227.66.0/24	AS271452	Sigma Telecom Provedores de Internet Ltda	Sigma Telecom Provedores de Internet 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.
% 2026-04-25T09:24:08-03:00 - 154.30.98.58

aut-num:     AS271452
owner:       Sigma Telecom Provedores de Internet Ltda
ownerid:     21.623.495/0001-85
responsible: Silvio Silva Ferreira
country:     BR
owner-c:     STPIL6
routing-c:   STPIL6
abuse-c:     STPIL6
created:     20201020
changed:     20201020
inetnum:     2804:7bc0::/32
inetnum:     45.227.64.0/22

nic-hdl-br:  STPIL6
person:      Sigma Telecom P de Internet Ltda
e-mail:      silviosilvaferreira@hotmail.com
country:     BR
created:     20191014
changed:     20251115

% 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" : "AS271452",
    "country" : "BR",
    "admin_contacts" : [ "STPIL6" ],
    "tech_contacts" : [ "STPIL6" ],
    "abuse_contacts" : [ "STPIL6" ],
    "date_created" : "2020-10-20",
    "date_updated" : "2020-10-20",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "21.623.495/0001-85",
    "name" : "Sigma Telecom Provedores de Internet Ltda",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "STPIL6" ],
    "date_created" : "2020-10-20",
    "date_updated" : "2020-10-20",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "STPIL6",
    "country" : "BR",
    "email" : [ "silviosilvaferreira@hotmail.com" ],
    "date_created" : "2019-10-14",
    "date_updated" : "2025-11-15",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "STPIL6",
    "country" : "BR",
    "email" : [ "silviosilvaferreira@hotmail.com" ],
    "date_created" : "2019-10-14",
    "date_updated" : "2025-11-15",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "STPIL6",
    "country" : "BR",
    "email" : [ "silviosilvaferreira@hotmail.com" ],
    "date_created" : "2019-10-14",
    "date_updated" : "2025-11-15",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS199081	Lancom Ltd.	GR
AS11432	Telium Telecomunicaï¿½ï¿½es Ltda	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
AS269416	SEMEAR TELECOM EIRELI	BR
AS263283	JGNET - J G DE OLIVEIRA MATOS & CIA LTDA	BR
AS199524	G-Core Labs S.A.	LU

Upstreams

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS29049	Delta Telecom Ltd	AZ
AS268355	RESENDE & GONÇALVES SERVIÇOS E INTERNET LTDA	BR
AS35280	F5 Networks SARL	FR
AS6939	Hurricane Electric LLC	US
AS11432	Telium Telecomunicações Ltda	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS52468	UFINET PANAMA S.A.	PA
AS7713	Telekomunikasi Indonesia PT	ID

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AS271452 – Sigma Telecom Provedores de Internet Ltda

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