What is ASN AS266040?

ASN AS266040 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS266040?

AS266040 is listed under EBER DEJANI PEREIRA DE ALBERNAZ CIA 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.

AS266040 EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA

ASN Lookup Tool

EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA

BR 20 Routes

AS Data

AS266040

AS266040 – EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA

AS Number	266040
AS Name
Organization	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA
Country	BR
Number of IPv4 Routes	5
Number of IPv6 Routes	15
ASN type	ISP
Registry	lacnic
Date Allocated	2017-02-20

ASN Intelligence API for production workflows

Use ASN data for AS266040 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2804:39a0::/34	AS266040	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	~20×10²⁷
45.4.52.0/22	AS266040	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	1024
2804:39a0:8000::/33	AS266040	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	~40×10²⁷
2804:39a0:2000::/35	AS266040	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	~1×10³⁰
2804:39a0:6000::/35	AS266040	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	~1×10³⁰
2804:39a0:c000::/35	AS266040	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	~1×10³⁰
2804:39a0::/35	AS266040	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	~1×10³⁰
45.4.53.0/24	AS266040	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	256
2804:39a0:c000::/34	AS266040	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	~20×10²⁷
45.4.55.0/24	AS266040	EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA	EBER DEJANI PEREIRA DE ALBERNAZ CIA 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.
% 2026-05-15T09:29:22-03:00 - 195.66.219.0

aut-num:     AS266040
owner:       EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA
responsible: Eber Dejani Pereira de Albernaz
owner-c:     EDPAL97
routing-c:   EDPAL97
abuse-c:     EDPAL97
created:     20170220
changed:     20170220
inetnum:     45.4.52.0/22
inetnum:     2804:39a0::/32

nic-hdl-br:  EDPAL97
person:      EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA
created:     20160909
changed:     20260425

% 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" : "AS266040",
    "admin_contacts" : [ "EDPAL97" ],
    "tech_contacts" : [ "EDPAL97" ],
    "abuse_contacts" : [ "EDPAL97" ],
    "date_created" : "2017-02-20",
    "date_updated" : "2017-02-20",
    "source" : "lacnic"
  } ],
  "organization" : {
    "name" : "EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA",
    "abuse_contacts" : [ "EDPAL97" ],
    "date_created" : "2017-02-20",
    "date_updated" : "2017-02-20",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "EDPAL97",
    "date_created" : "2016-09-09",
    "date_updated" : "2026-04-25",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "EDPAL97",
    "date_created" : "2016-09-09",
    "date_updated" : "2026-04-25",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "EDPAL97",
    "date_created" : "2016-09-09",
    "date_updated" : "2026-04-25",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS53237	TELECOMUNICACOES BRASILEIRAS S. A. - TELEBRAS	BR
AS53237	TELECOMUNICACOES BRASILEIRAS S. A. TELEBRAS	BR
AS269419	WWN Redes e Comunicações Ltda.	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS60503	FNX Tecnologia LTDA	BR

Upstreams

AS Number	Description	Country
AS53237	TELECOMUNICACOES BRASILEIRAS S. A. TELEBRAS	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS60503	FNX Tecnologia LTDA	BR

Downstreams

AS Number	Description	Country
AS269419	WWN Redes e Comunicações Ltda.	BR