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AS266952 Acesso Fibra | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

Acesso Fibra

BR 3 Routes

AS Data

AS266952

AS266952 – Acesso Fibra

AS Number	266952
AS Name
Organization	Acesso Fibra()
Country	BR
Number of IPv4 Routes	2
Number of IPv6 Routes	1
ASN type	ISP
Registry	lacnic
Date Allocated	2017-10-27

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Use ASN data for AS266952 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2804:45d4::/32	AS266952	Acesso Fibra	Acesso Fibra	~79×10²⁷
45.225.252.0/22	AS266952	Acesso Fibra	Acesso Fibra	1024
45.225.255.0/24	AS266952	Acesso Fibra	Acesso Fibra	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.
% 2026-03-25T09:17:29-03:00 - 194.135.133.60

aut-num:     AS266952
owner:       Acesso Fibra
responsible: MARCIO FERNANDO CAVALCANTE MENDON�A
owner-c:     MFCME31
routing-c:   MFCME31
abuse-c:     MFCME31
created:     20171027
changed:     20171027
inetnum:     45.225.252.0/22
inetnum:     2804:45d4::/32

nic-hdl-br:  MFCME31
person:      MARCIO FERNANDO CAVALCANTE MENDON�A
created:     20170712
changed:     20250820

% 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

Peers

AS Number	Description	Country
AS7195	EDGEUNO S.A.S	CO
AS262589	SAMM TECNOLOGIA E TELECOMUNICACOES S.A	BR
AS266142	Bahiadados Telecom Ltda.	BR
AS14537	Continent 8 LLC	US
AS263283	JGNET - J G DE OLIVEIRA MATOS & CIA LTDA	BR
AS271253	LINK BRASIL TELECOMUNICACOES LTDA	BR
AS9498	Bharti Airtel Ltd	IN
AS270052	STARTELECOM S.A.	PY
AS266400	Ferenz Networks	BR
AS22548	N�cleo de Inf. e Coord. do Ponto BR NIC.BR	BR

Upstreams

AS Number	Description	Country
AS61568	ALOO TELECOM FSF TECNOLOGIA SA	BR
AS39120	Convergenze S.p.A.	IT
AS7195	EDGEUNO S.A.S	CO
AS35280	F5 Networks SARL	FR
AS14840	BR.Digital Telecom	BR
AS263237	PowerHost Telecom SPA	CL
AS6057	Administracion Nacional de Telecomunicaciones	UY

Downstreams

AS Number	Description	Country
AS270892	MANOEL GOUVEIA DA SILVA ME	BR
AS267512	ENTERPRISE TELECOMUNICA��ES	BR

Frequently Asked Questions

What is ASN AS266952?

ASN AS266952 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS266952?

AS266952 is listed under Acesso Fibra.

What do peers, upstreams, and downstreams mean?

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 included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.