What is ASN AS263359?

ASN AS263359 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS263359?

AS263359 is listed under Cybertech Informática 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.

AS263359 Cybertech Informática LTDA

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AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

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Legacy Routes

Cybertech Informática LTDA cybertech.inf.br

BR 16 Routes

AS Data

AS263359

AS263359 – Cybertech Informática LTDA

AS Number	263359
AS Name	03.860.827/0001-63
Organization	Cybertech Informática LTDA
Country	BR
Website	cybertech.inf.br
Number of IPv4 Routes	11
Number of IPv6 Routes	5
ASN type	BUSINESS
Registry	lacnic
Date Allocated	2014-03-19

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Use ASN data for AS263359 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
191.37.128.0/22	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	1024
191.37.128.0/21	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	2048
191.37.132.0/22	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	1024
2804:14ec:8000::/34	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	~20×10²⁷
191.37.129.0/24	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	256
2804:14ec::/34	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	~20×10²⁷
191.37.131.0/24	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	256
191.37.133.0/24	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	256
191.37.135.0/24	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	256
2804:14ec:c000::/34	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	~20×10²⁷
191.37.134.0/24	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	256
2804:14ec::/32	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	~79×10²⁷
191.37.128.0/24	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	256
191.37.130.0/24	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	256
191.37.132.0/24	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	256
2804:14ec:4000::/34	AS263359	Cybertech Informática LTDA	Cybertech Informática LTDA	~20×10²⁷

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.
% 2026-07-26T09:29:05-03:00 - 136.227.164.191

aut-num:     AS263359
owner:       Cybertech Inform�tica LTDA
ownerid:     03.860.827/0001-63
responsible: Nelson Barros Ferreira Jr.
country:     BR
owner-c:     CLARO
routing-c:   CLARO
abuse-c:     CLARO
created:     20140319
changed:     20140319
inetnum:     191.37.128.0/21
inetnum:     2804:14ec::/32

nic-hdl-br:  CLARO
person:      Cleverson Antonio Rozanski
e-mail:      cleverson@cybertech.inf.br
country:     BR
created:     20061024
changed:     20190823

% 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" : "AS263359",
    "country" : "BR",
    "admin_contacts" : [ "CLARO" ],
    "tech_contacts" : [ "CLARO" ],
    "abuse_contacts" : [ "CLARO" ],
    "date_created" : "2014-03-19",
    "date_updated" : "2014-03-19",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "03.860.827/0001-63",
    "name" : "Cybertech Inform?tica LTDA",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "CLARO" ],
    "date_created" : "2014-03-19",
    "date_updated" : "2014-03-19",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "CLARO",
    "country" : "BR",
    "email" : [ "cleverson@cybertech.inf.br" ],
    "date_created" : "2006-10-24",
    "date_updated" : "2019-08-23",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "CLARO",
    "country" : "BR",
    "email" : [ "cleverson@cybertech.inf.br" ],
    "date_created" : "2006-10-24",
    "date_updated" : "2019-08-23",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "CLARO",
    "country" : "BR",
    "email" : [ "cleverson@cybertech.inf.br" ],
    "date_created" : "2006-10-24",
    "date_updated" : "2019-08-23",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS53062	GGNET TELECOMUNICACOES LTDA	BR

Upstreams

AS Number	Description	Country
AS53062	GGNET TELECOMUNICACOES LTDA	BR

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ASN Summary

AS263359 – Cybertech Informática LTDA

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IP Ranges

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Parsed Whois Response

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