What is ASN AS266630?

ASN AS266630 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS266630?

AS266630 is listed under FIOS TECNOLOGIA DA INFORMACAO 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.

AS266630 FIOS TECNOLOGIA DA INFORMACAO LTDA

ASN Lookup Tool

FIOS TECNOLOGIA DA INFORMACAO LTDA fios.net.br

BR 12 Routes

AS Data

AS266630

AS266630 – FIOS TECNOLOGIA DA INFORMACAO LTDA

AS Number	266630
AS Name	25.125.064/0001-40
Organization	FIOS TECNOLOGIA DA INFORMACAO LTDA
Country	BR
Website	fios.net.br
Number of IPv4 Routes	7
Number of IPv6 Routes	5
ASN type	ISP
Registry	lacnic
Date Allocated	2017-06-12

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Use ASN data for AS266630 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
128.201.136.0/24	AS266630	FIOS TECNOLOGIA DA INFORMACAO LTDA	FIOS TECNOLOGIA DA INFORMACAO LTDA	256
2804:3ef0:a100::/48	AS266630	FIOS TECNOLOGIA DA INFORMACAO LTDA	FIOS TECNOLOGIA DA INFORMACAO LTDA	~1×10²⁴
128.201.136.0/22	AS266630	FIOS TECNOLOGIA DA INFORMACAO LTDA	FIOS TECNOLOGIA DA INFORMACAO LTDA	1024
128.201.138.0/23	AS266630	FIOS TECNOLOGIA DA INFORMACAO LTDA	FIOS TECNOLOGIA DA INFORMACAO LTDA	512
2804:3ef0:a101::/48	AS266630	FIOS TECNOLOGIA DA INFORMACAO LTDA	FIOS TECNOLOGIA DA INFORMACAO LTDA	~1×10²⁴
128.201.137.0/24	AS266630	FIOS TECNOLOGIA DA INFORMACAO LTDA	FIOS TECNOLOGIA DA INFORMACAO LTDA	256
2804:3ef0:f1f0::/48	AS266630	FIOS TECNOLOGIA DA INFORMACAO LTDA	FIOS TECNOLOGIA DA INFORMACAO LTDA	~1×10²⁴
128.201.136.0/23	AS266630	FIOS TECNOLOGIA DA INFORMACAO LTDA	FIOS TECNOLOGIA DA INFORMACAO LTDA	512
128.201.139.0/24	AS266630	FIOS TECNOLOGIA DA INFORMACAO LTDA	COMFAST SERVICOS DE TECNOLOGIA LTDA	256
2804:3ef0:f000::/40	AS266630	FIOS TECNOLOGIA DA INFORMACAO LTDA	FIOS TECNOLOGIA DA INFORMACAO LTDA	~309×10²⁴

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.
% 2026-04-10T09:25:40-03:00 - 45.130.122.195

aut-num:     AS266630
owner:       FIOS TECNOLOGIA DA INFORMACAO LTDA
ownerid:     25.125.064/0001-40
responsible: Lucio Costa
country:     BR
owner-c:     FITEC10
routing-c:   FITEC10
abuse-c:     FITEC10
created:     20170612
changed:     20170612
inetnum:     128.201.136.0/22
inetnum:     2804:3ef0::/32

nic-hdl-br:  FITEC10
person:      FIOS TECNOLOGIA
e-mail:      registro@fios.net.br
country:     BR
created:     20160612
changed:     20190410

% 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" : "AS266630",
    "country" : "BR",
    "admin_contacts" : [ "FITEC10" ],
    "tech_contacts" : [ "FITEC10" ],
    "abuse_contacts" : [ "FITEC10" ],
    "date_created" : "2017-06-12",
    "date_updated" : "2017-06-12",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "25.125.064/0001-40",
    "name" : "FIOS TECNOLOGIA DA INFORMACAO LTDA",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "FITEC10" ],
    "date_created" : "2017-06-12",
    "date_updated" : "2017-06-12",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "FITEC10",
    "country" : "BR",
    "email" : [ "registro@fios.net.br" ],
    "date_created" : "2016-06-12",
    "date_updated" : "2019-04-10",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "FITEC10",
    "country" : "BR",
    "email" : [ "registro@fios.net.br" ],
    "date_created" : "2016-06-12",
    "date_updated" : "2019-04-10",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "FITEC10",
    "country" : "BR",
    "email" : [ "registro@fios.net.br" ],
    "date_created" : "2016-06-12",
    "date_updated" : "2019-04-10",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS10429	TELEFÔNICA BRASIL S.A	BR
AS270348	Sidia Instituto de Ciencia e Tecnologia	BR
AS270524	R J C DA SILVA SERVICOS	BR
AS269218	CARLETE DA SILVA CARDOSO	BR
AS269582	DIO SERVIÇOS DE COMUNICAÇÃO MULTIMIDIA LTDA ME	BR
AS18881	TELEFÔNICA BRASIL S.A	BR
AS10429	TELEFÓNICA BRASIL S.A	BR
AS274728	VOE NETWORKS SERVICOS DE TELECOMUNICACOES LTDA	BR
AS4230	CLARO S.A.	BR
AS269582	DIO SERVIÇOS DE COMUNICAÇAO MULTIMIDIA LTDA-ME	BR

Upstreams

AS Number	Description	Country
AS10429	TELEFÓNICA BRASIL S.A	BR
AS4230	CLARO S.A.	BR

Downstreams

AS Number	Description	Country
AS270348	Sidia Instituto de Ciencia e Tecnologia	BR
AS270524	R J C DA SILVA SERVICOS	BR
AS269218	CARLETE DA SILVA CARDOSO	BR
AS269582	DIO SERVIÇOS DE COMUNICAÇÃO MULTIMIDIA LTDA ME	BR
AS274728	VOE NETWORKS SERVICOS DE TELECOMUNICACOES LTDA	BR