What is ASN AS273497?

ASN AS273497 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS273497?

AS273497 is listed under IMPERIUM T. BARREIRA GRANDE SER. TELECOM 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.

AS273497 IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA

ASN Lookup Tool

IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA

BR 8 Routes

AS Data

AS273497

AS273497 – IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA

AS Number	273497
AS Name
Organization	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA
Country	BR
Number of IPv4 Routes	3
Number of IPv6 Routes	5
ASN type	ISP
Registry	lacnic
Date Allocated	2024-04-10

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Use ASN data for AS273497 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2804:8f8c::/34	AS273497	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	~20×10²⁷
2804:8f8c:4000::/34	AS273497	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	~20×10²⁷
2804:8f8c::/32	AS273497	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	~79×10²⁷
201.49.184.0/23	AS273497	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	512
2804:8f8c:c000::/34	AS273497	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	~20×10²⁷
201.49.185.0/24	AS273497	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	256
2804:8f8c:8000::/34	AS273497	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	~20×10²⁷
201.49.184.0/24	AS273497	IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA	IMPERIUM T. BARREIRA GRANDE SER. TELECOM 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.
% 2026-04-25T09:25:37-03:00 - 119.13.215.67

aut-num:     AS273497
owner:       IMPERIUM  T.  BARREIRA  GRANDE SER. TELECOM LTDA
responsible: Flavia Diniz
owner-c:     FLDIN18
routing-c:   FLDIN18
abuse-c:     FLDIN18
created:     20240410
changed:     20240410
inetnum:     2804:8f8c::/32
inetnum:     201.49.184.0/23

nic-hdl-br:  FLDIN18
person:      FLAVIA DINIZ
created:     20240328
changed:     20240328

% 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" : "AS273497",
    "admin_contacts" : [ "FLDIN18" ],
    "tech_contacts" : [ "FLDIN18" ],
    "abuse_contacts" : [ "FLDIN18" ],
    "date_created" : "2024-04-10",
    "date_updated" : "2024-04-10",
    "source" : "lacnic"
  } ],
  "organization" : {
    "name" : "IMPERIUM  T.  BARREIRA  GRANDE SER. TELECOM LTDA",
    "abuse_contacts" : [ "FLDIN18" ],
    "date_created" : "2024-04-10",
    "date_updated" : "2024-04-10",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "FLDIN18",
    "date_created" : "2024-03-28",
    "date_updated" : "2024-03-28",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "FLDIN18",
    "date_created" : "2024-03-28",
    "date_updated" : "2024-03-28",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "FLDIN18",
    "date_created" : "2024-03-28",
    "date_updated" : "2024-03-28",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS199081	Lancom Ltd.	GR
AS11432	Telium Telecomunicaï¿½ï¿½es Ltda	BR
AS7195	EDGEUNO S.A.S	CO
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
AS269416	SEMEAR TELECOM EIRELI	BR

Upstreams

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS29049	Delta Telecom Ltd	AZ
AS35280	F5 Networks SARL	FR
AS6939	Hurricane Electric LLC	US
AS11432	Telium Telecomunicações Ltda	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS7713	Telekomunikasi Indonesia PT	ID

Legacy Routes

38.156.242.0/23 38.156.242.0/24 38.156.243.0/24