What is ASN AS273490?

ASN AS273490 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS273490?

AS273490 is listed under FIBRION INTERNET 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.

AS273490 FIBRION INTERNET LTDA

ASN Lookup Tool

FIBRION INTERNET LTDA fibrion.com.br

BR 90 Routes

AS Data

AS273490

AS273490 – FIBRION INTERNET LTDA

AS Number	273490
AS Name	46.713.124/0001-15
Organization	FIBRION INTERNET LTDA
Country	BR
Website	fibrion.com.br
Number of IPv4 Routes	89
Number of IPv6 Routes	1
ASN type	ISP
Registry	lacnic
Date Allocated	2024-04-03

ASN Intelligence API for production workflows

Use ASN data for AS273490 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
191.240.155.0/24	AS273490	FIBRION INTERNET LTDA	Centro Universitário FMABC	256
200.229.235.0/24	AS273490	FIBRION INTERNET LTDA	FIBRION INTERNET LTDA	256
138.59.149.0/24	AS273490	FIBRION INTERNET LTDA	FIBRION INTERNET LTDA	256
177.222.29.0/24	AS273490	FIBRION INTERNET LTDA	Prefeitura Municipal de Caieiras	256
191.240.144.0/24	AS273490	FIBRION INTERNET LTDA	FIBRION INTERNET LTDA	256
191.240.151.0/24	AS273490	FIBRION INTERNET LTDA	FIBRION INTERNET LTDA	256
191.240.149.0/24	AS273490	FIBRION INTERNET LTDA	FIBRION INTERNET LTDA	256
177.184.201.0/24	AS273490	FIBRION INTERNET LTDA	FIBRION INTERNET LTDA	256
138.59.148.0/23	AS273490	FIBRION INTERNET LTDA	FIBRION INTERNET LTDA	512
187.62.209.0/24	AS273490	FIBRION INTERNET LTDA	FIBRION INTERNET 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.
% 2026-05-02T09:15:08-03:00 - 188.241.146.204

aut-num:     AS273490
owner:       FIBRION INTERNET LTDA
ownerid:     46.713.124/0001-15
responsible: JOSE EDUARDO DEGAN
country:     BR
owner-c:     JOEDE29
routing-c:   EDMOT122
abuse-c:     JOEDE29
created:     20240403
changed:     20250728
inetnum:     2804:8f6c::/32
inetnum:     200.229.228.0/22
inetnum:     200.229.232.0/21
inetnum:     191.240.144.0/21
inetnum:     191.240.152.0/22
inetnum:     191.240.156.0/23
inetnum:     177.222.16.0/21
inetnum:     177.222.28.0/22
inetnum:     170.81.170.0/23
inetnum:     138.59.148.0/23
inetnum:     177.184.196.0/22
inetnum:     177.184.200.0/22
inetnum:     187.62.208.0/20
inetnum:     138.204.92.0/22
inetnum:     131.255.100.0/22

nic-hdl-br:  JOEDE29
person:      JOSE EDUARDO DEGAN
e-mail:      abuse@fibrion.com.br
country:     BR
created:     20231122
changed:     20260414

nic-hdl-br:  EDMOT122
person:      Eduardo Mota
e-mail:      emota.fone@gmail.com
country:     BR
created:     20240729
changed:     20241212

% 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" : "AS273490",
    "country" : "BR",
    "admin_contacts" : [ "JOEDE29" ],
    "tech_contacts" : [ "EDMOT122" ],
    "abuse_contacts" : [ "JOEDE29" ],
    "date_created" : "2024-04-03",
    "date_updated" : "2025-07-28",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "46.713.124/0001-15",
    "name" : "FIBRION INTERNET LTDA",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "JOEDE29" ],
    "date_created" : "2024-04-03",
    "date_updated" : "2025-07-28",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "JOEDE29",
    "country" : "BR",
    "email" : [ "abuse@fibrion.com.br" ],
    "date_created" : "2023-11-22",
    "date_updated" : "2026-04-14",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "EDMOT122",
    "country" : "BR",
    "email" : [ "emota.fone@gmail.com" ],
    "date_created" : "2024-07-29",
    "date_updated" : "2024-12-12",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "JOEDE29",
    "country" : "BR",
    "email" : [ "abuse@fibrion.com.br" ],
    "date_created" : "2023-11-22",
    "date_updated" : "2026-04-14",
    "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
AS262588	EXPLORERNET INFOLINK TECNOLOGIA E TELECOMUNICACOES	BR
AS22548	Núcleo de Inf. e Coord. do Ponto BR NIC.BR	BR

Upstreams

AS Number	Description	Country
AS61951	BRASIL IP TELECOMUNICACOES LTDA ME	BR
AS39120	Convergenze S.p.A.	IT
AS13786	Seabras 1 USA, LLC	US
AS28165	Wireless Comm Services LTDA	BR
AS35280	F5 Networks SARL	FR
AS14840	BR.Digital Telecom	BR
AS6939	Hurricane Electric LLC	US
AS262989	CLICKNET BRASIL INFORMATICA E TELECOMUNICACOES LT	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS7713	Telekomunikasi Indonesia PT	ID

Downstreams

AS Number	Description	Country
AS52958	Empr.Tec.Inform.Comun. Mun.SP PRODAM SP S/A	BR
AS262663	METROFLEX TELECOMUNICACOES LTDA	BR
AS28165	Wireless Comm Services LTDA	BR
AS28594	All Net Informatica Ltda	BR
AS28666	HOSTLOCATION LTDA	BR