ASN Lookup Tool

CEUMA ASSOCIACAO DE ENSINO SUPERIOR BR BR 4 Routes

AS Data

AS266161

AS266161 – CEUMA ASSOCIACAO DE ENSINO SUPERIOR

AS Number 266161
AS Name
Organization CEUMA ASSOCIACAO DE ENSINO SUPERIOR
Country BR
Number of IPv4 Routes 1
Number of IPv6 Routes 3
ASN type BUSINESS
Registry lacnic
Date Allocated 2017-04-12

ASN Intelligence API for production workflows

Use ASN data for AS266161 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

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IP Ranges

Route # IPs
2801:80:1c80:4000::/50 ~302×10²¹
2801:80:1c80:8000::/50 ~302×10²¹
2801:80:1c80::/48 ~1×10²⁴
200.1.125.0/24 256

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.
% 2026-04-12T09:25:34-03:00 - 134.199.65.180

aut-num:     AS266161
owner:       CEUMA-ASSOCIACAO DE ENSINO SUPERIOR
responsible: Ana L�cia Chaves Fecury
owner-c:     ALCFE17
routing-c:   ALCFE17
abuse-c:     ALCFE17
created:     20170412
changed:     20170412
inetnum:     200.1.125.0/24
inetnum:     2801:80:1c80::/48

nic-hdl-br:  ALCFE17
person:      Ana L�cia Chaves Fecury
created:     20080630
changed:     20170217

% 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
AS61832 DB3 SERVICOS DE TELECOMUNICACOES S.A BR
AS10429 TELEFÔNICA BRASIL S.A BR
AS28368 SOBRALNET SERVICOS E TELECOMUNICACOES LTDA ME BR
AS262456 ELO MULTIMIDIA LTDA BR
AS10429 TELEFÓNICA BRASIL S.A BR
AS28368 SOBRALNET SERVICOS E TELECOMUNICACOES LTDA - ME BR
AS4230 CLARO S.A. BR

Upstreams

AS Number Description Country
AS61832 DB3 SERVICOS DE TELECOMUNICACOES S.A BR
AS28368 SOBRALNET SERVICOS E TELECOMUNICACOES LTDA ME BR
AS262456 ELO MULTIMIDIA LTDA BR
AS10429 TELEFÓNICA BRASIL S.A BR
AS4230 CLARO S.A. BR

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Frequently Asked Questions

ASN AS266161 is an Autonomous System Number used to identify a network for BGP internet routing.
AS266161 is listed under CEUMA ASSOCIACAO DE ENSINO SUPERIOR.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.