What is ASN AS271003?

ASN AS271003 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS271003?

AS271003 is listed under ALTONET TELECOM.

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.

AS271003 ALTONET TELECOM | IPGeolocation.io

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ALTONET TELECOM

BR 14 Routes

AS Data

AS271003

AS271003 – ALTONET TELECOM

AS Number	271003
AS Name	37.244.876/0001-93
Organization	ALTONET TELECOM
Country	BR
Number of IPv4 Routes	7
Number of IPv6 Routes	7
ASN type	ISP
Registry	lacnic
Date Allocated	2020-07-28

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Use ASN data for AS271003 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
177.129.100.0/24	AS271003	ALTONET TELECOM	ALTONET TELECOM	256
2804:74c8:8000::/34	AS271003	ALTONET TELECOM	ALTONET TELECOM	~20×10²⁷
2804:74c8:4000::/34	AS271003	ALTONET TELECOM	ALTONET TELECOM	~20×10²⁷
177.129.103.0/24	AS271003	ALTONET TELECOM	UP TELECOMUNICAÇÕES	256
2804:74c8::/33	AS271003	ALTONET TELECOM	ALTONET TELECOM	~40×10²⁷
2804:74c8:c000::/34	AS271003	ALTONET TELECOM	ALTONET TELECOM	~20×10²⁷
177.129.100.0/22	AS271003	ALTONET TELECOM	ALTONET TELECOM	1024
177.129.102.0/24	AS271003	ALTONET TELECOM	UP TELECOMUNICAÇÕES	256
177.129.101.0/24	AS271003	ALTONET TELECOM	ALTONET TELECOM	256
2804:74c8::/34	AS271003	ALTONET TELECOM	ALTONET TELECOM	~20×10²⁷
177.129.100.0/23	AS271003	ALTONET TELECOM	ALTONET TELECOM	512
177.129.102.0/23	AS271003	ALTONET TELECOM	UP TELECOMUNICAÇÕES	512
2804:74c8::/32	AS271003	ALTONET TELECOM	ALTONET TELECOM	~79×10²⁷
2804:74c8:8000::/33	AS271003	ALTONET TELECOM	ALTONET TELECOM	~40×10²⁷

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.
% 2026-07-22T09:25:44-03:00 - 136.227.181.159

aut-num:     AS271003
owner:       ALTONET  TELECOM
ownerid:     37.244.876/0001-93
responsible: Aguilar Souza Ribeiro Junior
country:     BR
owner-c:     ASRJU7
routing-c:   ASRJU7
abuse-c:     ASRJU7
created:     20200728
changed:     20250131
inetnum:     177.129.100.0/22
inetnum:     2804:74c8::/32

nic-hdl-br:  ASRJU7
person:      Aguilar Souza Ribeiro J�nior
e-mail:      guilarr@hotmail.com
country:     BR
created:     20110617
changed:     20120705

% 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" : "AS271003",
    "country" : "BR",
    "admin_contacts" : [ "ASRJU7" ],
    "tech_contacts" : [ "ASRJU7" ],
    "abuse_contacts" : [ "ASRJU7" ],
    "date_created" : "2020-07-28",
    "date_updated" : "2025-01-31",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "37.244.876/0001-93",
    "name" : "ALTONET  TELECOM",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "ASRJU7" ],
    "date_created" : "2020-07-28",
    "date_updated" : "2025-01-31",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "ASRJU7",
    "country" : "BR",
    "email" : [ "guilarr@hotmail.com" ],
    "date_created" : "2011-06-17",
    "date_updated" : "2012-07-05",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "ASRJU7",
    "country" : "BR",
    "email" : [ "guilarr@hotmail.com" ],
    "date_created" : "2011-06-17",
    "date_updated" : "2012-07-05",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ASRJU7",
    "country" : "BR",
    "email" : [ "guilarr@hotmail.com" ],
    "date_created" : "2011-06-17",
    "date_updated" : "2012-07-05",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS271502	XyberNet Telecom	BR
AS53062	GGNET TELECOMUNICACOES LTDA	BR
AS28260	ALTA REDE CORPORATE NETWORK TELECOM LTDA - EPP	BR
AS265356	NET PLANETY INFOTELECOM LTDA ME	BR
AS270353	Tyna Host - Datacenter no Brasil	BR
AS14840	BR.Digital Telecom	BR
AS269096	N&K TECNOLOGIA LTDA	BR
AS265927	GIGANETLINK TELECOMUNICACOES LTDA ME ME	BR

Upstreams

AS Number	Description	Country
AS271502	XyberNet Telecom	BR
AS14840	BR.Digital Telecom	BR
AS265927	GIGANETLINK TELECOMUNICACOES LTDA ME ME	BR

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AS271003 – ALTONET TELECOM

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