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AS275843 J. F. A. BARBOSA LTDA

Q: Why is WHOIS data shown for an ASN?

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

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AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

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Contacts

Legacy Routes

J. F. A. BARBOSA LTDA

BR 2 Routes

AS Data

AS275843

AS275843 – J. F. A. BARBOSA LTDA

AS Number	275843
AS Name	58.035.267/0001-02
Organization	J. F. A. BARBOSA LTDA
Country	BR
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	ISP
Registry	lacnic
Date Allocated	2026-09-14

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Use ASN data for AS275843 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
177.70.176.0/24	AS262773	Proxxima Telecomunicacoes S.A.	J. F. A. BARBOSA LTDA	256
2804:9a88::/32	AS0		J. F. A. BARBOSA LTDA	~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.
% 2026-10-01T07:59:45-03:00 - 191.102.170.136

aut-num:     AS275843
owner:       J. F. A. BARBOSA LTDA
ownerid:     58.035.267/0001-02
responsible: Jose Fabio Alves Barbosa
country:     BR
owner-c:     JFABA33
routing-c:   JFABA33
abuse-c:     JFABA33
created:     20260914
changed:     20260914
inetnum:     2804:9a88::/32

nic-hdl-br:  JFABA33
person:      Jose Fabio Alves Barbosa
e-mail:      josefabioalvesbarbosa@gmail.com
country:     BR
created:     20250121
changed:     20260810

% 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" : "AS275843",
    "country" : "BR",
    "admin_contacts" : [ "JFABA33" ],
    "tech_contacts" : [ "JFABA33" ],
    "abuse_contacts" : [ "JFABA33" ],
    "date_created" : "2026-09-14",
    "date_updated" : "2026-09-14",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "58.035.267/0001-02",
    "name" : "J. F. A. BARBOSA LTDA",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "JFABA33" ],
    "date_created" : "2026-09-14",
    "date_updated" : "2026-09-14",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "JFABA33",
    "country" : "BR",
    "email" : [ "josefabioalvesbarbosa@gmail.com" ],
    "date_created" : "2025-01-21",
    "date_updated" : "2026-08-10",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "JFABA33",
    "country" : "BR",
    "email" : [ "josefabioalvesbarbosa@gmail.com" ],
    "date_created" : "2025-01-21",
    "date_updated" : "2026-08-10",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "JFABA33",
    "country" : "BR",
    "email" : [ "josefabioalvesbarbosa@gmail.com" ],
    "date_created" : "2025-01-21",
    "date_updated" : "2026-08-10",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS262773	PROXXIMA TELECOMUNICACOES SA	BR

Upstreams

AS Number	Description	Country
AS262773	PROXXIMA TELECOMUNICACOES SA	BR

Frequently Asked Questions

What is ASN AS275843?

ASN AS275843 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS275843?

AS275843 is listed under J. F. A. BARBOSA LTDA.

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.

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ASN Summary

AS275843 – J. F. A. BARBOSA LTDA

ASN Intelligence API for production workflows

IP Ranges

Raw Whois Response

Parsed Whois Response

Peers

Upstreams

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