ASN Lookup Tool

CAVALCANTE & HERCULANO LTDA BR BR 6 Routes

AS Data

AS268840

AS268840 – CAVALCANTE & HERCULANO LTDA

AS Number 268840
AS Name 09.446.589/0001-20
Organization CAVALCANTE & HERCULANO LTDA()
Country BR
Number of IPv4 Routes 3
Number of IPv6 Routes 3
ASN type BUSINESS
Registry lacnic
Date Allocated 2019-04-03

ASN Intelligence API for production workflows

Use ASN data for AS268840 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
45.173.236.0/23 512
2804:5b64::/33 ~40×10²⁷
2804:5b64:8000::/33 ~40×10²⁷
45.173.236.0/22 1024
45.173.238.0/23 512
2804:5b64::/32 ~79×10²⁷

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.
% 2026-03-16T09:19:39-03:00 - 136.227.172.147

aut-num:     AS268840
owner:       CAVALCANTE & HERCULANO LTDA
ownerid:     09.446.589/0001-20
responsible: Jozemar Herculano de Souza
country:     BR
owner-c:     JOHSO16
routing-c:   JOHSO16
abuse-c:     JOHSO16
created:     20190403
changed:     20200710
inetnum:     45.173.236.0/22
inetnum:     2804:5b64::/32
as-in:       from AS28252 100 accept ANY
as-in:       from AS266516 100 accept ANY
as-out:      to AS28252 announce AS268840
as-out:      to AS266516 announce AS268840

nic-hdl-br:  JOHSO16
person:      Jozemar Herculano de Souza
e-mail:      linkupasn@gmail.com
country:     BR
created:     20080930
changed:     20240418

% 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
AS265457 FELIPE MAURICIO DE QUEIROZ BR

Upstreams

AS Number Description Country
AS265457 FELIPE MAURICIO DE QUEIROZ BR

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Frequently Asked Questions

ASN AS268840 is an Autonomous System Number used to identify a network for BGP internet routing.
AS268840 is listed under CAVALCANTE & HERCULANO LTDA.
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.