ASN Lookup Tool

EMPRESA SERGIPANA DE TECNOLOGIA DA INFORMA��O BR BR 14 Routes

AS Data

AS28261

AS28261 – EMPRESA SERGIPANA DE TECNOLOGIA DA INFORMA��O

AS Number 28261
AS Name
Organization EMPRESA SERGIPANA DE TECNOLOGIA DA INFORMA��O()
Country BR
Number of IPv4 Routes 13
Number of IPv6 Routes 1
ASN type GOVERNMENT
Registry lacnic
Date Allocated 2008-10-22

ASN Intelligence API for production workflows

Use ASN data for AS28261 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
187.17.10.0/23 512
187.17.4.0/23 512
2801:80:150::/48 ~1×10²⁴
187.17.9.0/24 256
187.17.5.0/24 256
187.17.3.0/24 256
187.17.0.0/23 512
187.17.12.0/24 256
187.17.2.0/23 512
187.17.0.0/24 256

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.
% 2026-03-16T09:25:28-03:00 - 78.138.1.35

aut-num:     AS28261
owner:       EMPRESA SERGIPANA DE TECNOLOGIA DA INFORMA��O
responsible: Braulio Joaquim de Abreu Neto
owner-c:     AMNOL2
routing-c:   AMNOL2
abuse-c:     AMNOL2
created:     20081022
changed:     20180801
inetnum:     187.17.0.0/20
inetnum:     2801:80:150::/48

nic-hdl-br:  AMNOL2
person:      ANT�NIO MANOEL N. DE OLIVEIRA
created:     20071030
changed:     20230821

% 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
AS61568 ALOO TELECOM FSF TECNOLOGIA SA BR
AS263321 ILOGNET PROVEDOR BR
AS263165 MARVITEL TELECOM BR
AS61568 ALOO TELECOM - FSF TECNOLOGIA SA BR
AS28624 PROVEDORA CMA INTERNET LTDA BR
AS1916 Rede Nacional de Ensino e Pesquisa BR
AS267613 ELETRONET S.A. BR
AS53202 Acesso10 Telecom BR

Upstreams

AS Number Description Country
AS61568 ALOO TELECOM FSF TECNOLOGIA SA BR
AS263165 MARVITEL TELECOM BR
AS1916 Rede Nacional de Ensino e Pesquisa BR

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Frequently Asked Questions

ASN AS28261 is an Autonomous System Number used to identify a network for BGP internet routing.
AS28261 is listed under EMPRESA SERGIPANA DE TECNOLOGIA DA INFORMA��O.
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.