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AS273621 Fonseca Reis Provedor de Internet 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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Fonseca Reis Provedor de Internet LTDA

BR 1 Routes

AS Data

AS273621

AS273621 – Fonseca Reis Provedor de Internet LTDA

AS Number	273621
AS Name
Organization	Fonseca Reis Provedor de Internet LTDA()
Country	BR
Number of IPv4 Routes	0
Number of IPv6 Routes	1
ASN type	ISP
Registry	lacnic
Date Allocated	2022-11-10

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Use ASN data for AS273621 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2804:89b4::/32	AS273621	Fonseca Reis Provedor de Internet LTDA	Fonseca Reis Provedor de Internet 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.
% 2026-03-26T09:17:14-03:00 - 134.199.93.179

aut-num:     AS273621
owner:       Fonseca Reis Provedor de Internet LTDA
responsible: Jo�o da Cruz Costa Reis
owner-c:     JONFO19
routing-c:   JONFO19
abuse-c:     MABOR509
created:     20221110
changed:     20230118
inetnum:     2804:89b4::/32

nic-hdl-br:  JONFO19
person:      JOELITON DO NASCIMENTO FONSECA
created:     20221012
changed:     20250530

nic-hdl-br:  MABOR509
person:      Manuel Bornemann
created:     20160526
changed:     20210404

% 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" : "AS273621",
    "admin_contacts" : [ "JONFO19" ],
    "tech_contacts" : [ "JONFO19" ],
    "abuse_contacts" : [ "MABOR509" ],
    "date_created" : "2022-11-10",
    "date_updated" : "2023-01-18",
    "source" : "lacnic"
  } ],
  "organization" : {
    "name" : "Fonseca Reis Provedor de Internet LTDA",
    "abuse_contacts" : [ "MABOR509" ],
    "date_created" : "2022-11-10",
    "date_updated" : "2023-01-18",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "JONFO19",
    "date_created" : "2022-10-12",
    "date_updated" : "2025-05-30",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "JONFO19",
    "date_created" : "2022-10-12",
    "date_updated" : "2025-05-30",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "MABOR509",
    "date_created" : "2016-05-26",
    "date_updated" : "2021-04-04",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS271591	TOP NET SERVICOS DE PROVEDOR LTDA ME	BR
AS263903	INFORBARRA TELECOM	BR
AS271547	RANDSON DE JESUS PASSOS	BR
AS52554	S. A. da Silva Junior	BR
AS269519	UAU TELECOM PROVEDOR DE INTERNET LTDA	BR
AS267030	Starnet.saj Acess�rios e Servi�os LTDA	BR

Upstreams

AS Number	Description	Country
AS263903	INFORBARRA TELECOM	BR
AS52554	S. A. da Silva Junior	BR

Downstreams

AS Number	Description	Country
AS271591	TOP NET SERVICOS DE PROVEDOR LTDA ME	BR
AS271547	RANDSON DE JESUS PASSOS	BR
AS269519	UAU TELECOM PROVEDOR DE INTERNET LTDA	BR
AS267030	Starnet.saj Acess�rios e Servi�os LTDA	BR

Frequently Asked Questions

What is ASN AS273621?

ASN AS273621 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS273621?

AS273621 is listed under Fonseca Reis Provedor de Internet 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.