What is ASN AS267521?

ASN AS267521 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS267521?

AS267521 is listed under ULTRAFIBER INFORMATICA E TELECOMUNICACOES 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?

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AS267521 ULTRAFIBER INFORMATICA E TELECOMUNICACOES LTDA

ULTRAFIBER INFORMATICA E TELECOMUNICACOES LTDA

BR 15 Routes

AS Data

AS267521

AS267521 – ULTRAFIBER INFORMATICA E TELECOMUNICACOES LTDA

AS Number	267521
AS Name	17.793.452/0001-70
Organization	ULTRAFIBER INFORMATICA E TELECOMUNICACOES LTDA
Country	BR
Number of IPv4 Routes	7
Number of IPv6 Routes	8
ASN type	ISP
Registry	lacnic
Date Allocated	2017-08-25

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Use ASN data for AS267521 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

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.
% 2026-08-22T09:19:26-03:00 - 136.227.180.1

aut-num:     AS267521
owner:       ULTRAFIBER INFORMATICA E TELECOMUNICACOES LTDA
ownerid:     17.793.452/0001-70
responsible: GILBERTO GON�ALVES PIRES JUNIOR
country:     BR
owner-c:     GGPJU20
routing-c:   GAWCA
abuse-c:     GAWCA
created:     20170825
changed:     20250218
inetnum:     201.182.48.0/22
inetnum:     2804:42b8::/32

nic-hdl-br:  GGPJU20
person:      Gilberto Gon�alves Pires Junior
e-mail:      ultranet.telecom@gmail.com
country:     BR
created:     20260818
changed:     20260821

nic-hdl-br:  GAWCA
person:      Gabriel Wolp Campos
e-mail:      paivgabriel@gmail.com
country:     BR
created:     20110315
changed:     20210906

% 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" : "AS267521",
    "country" : "BR",
    "admin_contacts" : [ "GGPJU20" ],
    "tech_contacts" : [ "GAWCA" ],
    "abuse_contacts" : [ "GAWCA" ],
    "date_created" : "2017-08-25",
    "date_updated" : "2025-02-18",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "17.793.452/0001-70",
    "name" : "ULTRAFIBER INFORMATICA E TELECOMUNICACOES LTDA",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "GAWCA" ],
    "date_created" : "2017-08-25",
    "date_updated" : "2025-02-18",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "GGPJU20",
    "country" : "BR",
    "email" : [ "ultranet.telecom@gmail.com" ],
    "date_created" : "2026-08-18",
    "date_updated" : "2026-08-21",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "GAWCA",
    "country" : "BR",
    "email" : [ "paivgabriel@gmail.com" ],
    "date_created" : "2011-03-15",
    "date_updated" : "2021-09-06",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "GAWCA",
    "country" : "BR",
    "email" : [ "paivgabriel@gmail.com" ],
    "date_created" : "2011-03-15",
    "date_updated" : "2021-09-06",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS262589	SAMM TECNOLOGIA E TELECOMUNICACOES S.A	BR
AS60602	Inovare-Prim SRL	MD
AS14537	Continent 8 LLC	US
AS198150	SIACOM JSC	GE
AS267256	ONETIS TECNOLOGIA LTDA	BR
AS269416	SEMEAR TELECOM EIRELI	BR
AS199524	G-Core Labs S.A.	LU
AS263283	JGNET - J G DE OLIVEIRA MATOS & CIA LTDA	BR
AS10429	TELEFÔNICA BRASIL S.A	BR
AS262588	EXPLORERNET INFOLINK TECNOLOGIA E TELECOMUNICACOES	BR
AS22548	Núcleo de Inf. e Coord. do Ponto BR NIC.BR	BR
AS1000	LINK AMERICAN	US
AS60503	FNX Tecnologia LTDA	BR
AS53062	GGNET TELECOMUNICACOES LTDA	BR
AS206735	Novelcomm LP	GR
AS268138	Thiago aparecido scaramuzza santana	BR
AS270888	V8 Telecom LTDA	BR
AS14840	BR.Digital Telecom	BR
AS263237	PowerHost Telecom SPA	CL
AS32590	Valve Corporation	US
AS61624	INFNOC TECNOLOGIA LTDA	BR
AS12735	TurkNet Iletisim Hizmetleri A.S.	TR
AS28624	PROVEDORA CMA INTERNET LTDA	BR
AS266313	LESTETRONICS ME	BR
AS55818	MC-IX Matrix Internet Exchange RS-1	ID
AS8801	Rocket Fibre Ltd	GB
AS263321	ILOGNET PROVEDOR	BR
AS61568	ALOO TELECOM - FSF TECNOLOGIA SA	BR
AS213622	Falcon FZE LLC	AE
AS262427	Invista Net Provedor de Acesso Ltda	BR
AS52999	START NETWORKS S/A	BR
AS264479	Turbozone Internet	BR
AS266519	PROVERADIO TELECOM	BR
AS267613	ELETRONET S.A.	BR
AS263541	IMF NETWORK DATA LTDA - ME	BR
AS61832	DB3 SERVICOS DE TELECOMUNICACOES S.A	BR
AS263152	MIGO TELECOM	BR
AS12741	Netia SA	PL
AS274676	MULTIWAY COMERCIO E REPRESENTACOES LTDA	BR
AS11432	Telium Telecomunicações Ltda	BR
AS23106	AMERICAN TOWER DO BRASIL COMUNICAÇÃO MULTIMÍDIA LT	BR
AS28634	Life Tecnologia Ltda.	BR
AS7713	Telekomunikasi Indonesia PT	ID
AS52873	Softdados Telecomunicações	BR
AS269500	LAGARES TECNOLOGIA E COMUNICAÇÃO LTDA	BR
AS23106	AMERICAN TOWER DO BRASIL-COMUNICAÇÂO MULTIMÍDIA LT	BR
AS28198	SEMPRE TELECOMUNICACOES LTDA	BR
AS269115	TELECOM PROVEDORES E REDES DE COMUNICAÇÃO	BR
AS53202	Acesso10 Telecom	BR
AS39120	Convergenze S.p.A.	IT
AS28300	Speed Serviços de Internet Ltda	BR
AS22548	Núcleo de Inf. e Coord. do Ponto BR - NIC.BR	BR
AS52468	UFINET PANAMA S.A.	PA
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS269783	WIND NET S.A.	PY
AS13786	Seabras 1 USA, LLC	US
AS14868	Ligga Telecomunicações S.A.	BR
AS35280	F5 Networks SARL	FR
AS61884	OLLA COMUNICACAO LTDA	BR
AS61626	UNIVERSIDADE ESTADUAL DE PONTA GROSSA	BR

Upstreams

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS13786	Seabras 1 USA, LLC	US
AS10429	TELEFÔNICA BRASIL S.A	BR
AS35280	F5 Networks SARL	FR
AS6939	Hurricane Electric LLC	US
AS23106	AMERICAN TOWER DO BRASIL COMUNICAÇÃO MULTIMÍDIA LT	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS7713	Telekomunikasi Indonesia PT	ID
AS137409	GSL Networks Pty LTD	AU
AS61626	UNIVERSIDADE ESTADUAL DE PONTA GROSSA	BR

Downstreams

AS Number	Description	Country
AS262663	METROFLEX TELECOMUNICACOES LTDA	BR
AS269425	RBN TELECOM LTDA	BR
AS266313	LESTETRONICS ME	BR
AS269500	LAGARES TECNOLOGIA E COMUNICAÇÃO LTDA	BR

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