What is ASN AS272710?

ASN AS272710 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS272710?

AS272710 is listed under FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A..

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.

AS272710 FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.

ASN Lookup Tool

Search ASN

AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

Downstreams

Contacts

Legacy Routes

FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A. fibrasil.com.br

BR 23 Routes

AS Data

AS272710

AS272710 – FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.

AS Number	272710
AS Name	36.619.747/0001-70
Organization	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.
Country	BR
Website	fibrasil.com.br
Number of IPv4 Routes	12
Number of IPv6 Routes	11
ASN type	ISP
Registry	lacnic
Date Allocated	2022-06-01

ASN Intelligence API for production workflows

Use ASN data for AS272710 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

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.
% 2026-09-09T10:26:17-03:00 - 136.227.163.49

aut-num:     AS272710
owner:       FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.
ownerid:     36.619.747/0001-70
responsible: Atila Araujo Branco
country:     BR
owner-c:     FIFOS
routing-c:   CRRFI26
abuse-c:     CORFI9
created:     20220601
changed:     20220818
inetnum:     2804:8774::/32
inetnum:     201.23.32.0/19
inetnum:     190.109.100.0/22

nic-hdl-br:  FIFOS
person:      FiBrasil Infraestrutura e Fibra �tica SA
e-mail:      registrobr@fibrasil.com.br
country:     BR
created:     20210723
changed:     20240830

nic-hdl-br:  CRRFI26
person:      Centro de Roteamento de Rede  FiBrasil
e-mail:      roteamento@fibrasil.com.br
country:     BR
created:     20220818
changed:     20220818

nic-hdl-br:  CORFI9
person:      Centro de Opera��es de Rede  FiBrasil
e-mail:      abuse@fibrasil.com.br
country:     BR
created:     20220803
changed:     20220803

% 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" : "AS272710",
    "country" : "BR",
    "admin_contacts" : [ "FIFOS" ],
    "tech_contacts" : [ "CRRFI26" ],
    "abuse_contacts" : [ "CORFI9" ],
    "date_created" : "2022-06-01",
    "date_updated" : "2022-08-18",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "36.619.747/0001-70",
    "name" : "FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "CORFI9" ],
    "date_created" : "2022-06-01",
    "date_updated" : "2022-08-18",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "FIFOS",
    "country" : "BR",
    "email" : [ "registrobr@fibrasil.com.br" ],
    "date_created" : "2021-07-23",
    "date_updated" : "2024-08-30",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "CRRFI26",
    "country" : "BR",
    "email" : [ "roteamento@fibrasil.com.br" ],
    "date_created" : "2022-08-18",
    "date_updated" : "2022-08-18",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "CORFI9",
    "country" : "BR",
    "email" : [ "abuse@fibrasil.com.br" ],
    "date_created" : "2022-08-03",
    "date_updated" : "2022-08-03",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS10429	TELEFÔNICA BRASIL S.A	BR
AS263327	ONLINE TELECOMUNICACOES LTDA	BR

Upstreams

AS Number	Description	Country
AS10429	TELEFÔNICA BRASIL S.A	BR
AS263327	ONLINE TELECOMUNICACOES LTDA	BR

ASN Lookup Tool

ASN Summary

AS272710 – FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.

ASN Intelligence API for production workflows

IP Ranges

Raw Whois Response

Parsed Whois Response

Peers

Upstreams

Ready to get started?Get Started with IP Intelligence API Today

Frequently Asked Questions

Route	Origin	Origin Name	ISP	# IPs
2804:8774:248::/45	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	~1×10²⁷
201.23.43.0/24	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	256
2804:8774:148::/45	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	~1×10²⁷
2804:8774:170::/45	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	~1×10²⁷
201.23.51.0/24	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	256
201.23.37.0/24	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	256
201.23.48.0/24	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	256
190.109.100.0/22	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	1024
201.23.53.0/24	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	256
201.23.55.0/24	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	256
2804:8774::/40	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	~309×10²⁴
201.23.40.0/24	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	256
2804:8774:c00::/40	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	~309×10²⁴
2804:8774:b00::/40	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	~309×10²⁴
2804:8774:ff00::/40	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	~309×10²⁴
201.23.50.0/24	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	256
201.23.44.0/24	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	256
2804:8774:190::/45	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	~1×10²⁷
2804:8774:210::/45	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	~1×10²⁷
201.23.54.0/24	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	256
2804:8774:158::/45	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	~1×10²⁷
2804:8774:178::/45	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	~1×10²⁷
201.23.32.0/23	AS272710	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	FIBRASIL INFRAESTRUTURA E FIBRA OTICA S.A.	512