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AS271389 PAULO CESAR OLIVEIRA DA SILVA 05852075698

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

PAULO CESAR OLIVEIRA DA SILVA 05852075698 smartnetmg.com.br

BR 7 Routes

AS Data

AS271389

AS271389 – PAULO CESAR OLIVEIRA DA SILVA 05852075698

AS Number	271389
AS Name	30.165.569/0001-78
Organization	PAULO CESAR OLIVEIRA DA SILVA 05852075698
Country	BR
Website	smartnetmg.com.br
Number of IPv4 Routes	3
Number of IPv6 Routes	4
ASN type	INDIVIDUAL
Registry	lacnic
Date Allocated	2020-09-28

ASN Intelligence API for production workflows

Use ASN data for AS271389 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2804:7abc:3100::/40	AS271389	PAULO CESAR OLIVEIRA DA SILVA 05852075698	PAULO CESAR OLIVEIRA DA SILVA 05852075698	~309×10²⁴
181.189.4.0/22	AS271389	PAULO CESAR OLIVEIRA DA SILVA 05852075698	PAULO CESAR OLIVEIRA DA SILVA 05852075698	1024
181.189.6.0/23	AS271389	PAULO CESAR OLIVEIRA DA SILVA 05852075698	PAULO CESAR OLIVEIRA DA SILVA 05852075698	512
2804:7abc:3000::/40	AS271389	PAULO CESAR OLIVEIRA DA SILVA 05852075698	PAULO CESAR OLIVEIRA DA SILVA 05852075698	~309×10²⁴
2804:7abc::/32	AS271389	PAULO CESAR OLIVEIRA DA SILVA 05852075698	PAULO CESAR OLIVEIRA DA SILVA 05852075698	~79×10²⁷
181.189.4.0/23	AS271389	PAULO CESAR OLIVEIRA DA SILVA 05852075698	PAULO CESAR OLIVEIRA DA SILVA 05852075698	512
2804:7abc:3500::/40	AS271389	PAULO CESAR OLIVEIRA DA SILVA 05852075698	PAULO CESAR OLIVEIRA DA SILVA 05852075698	~309×10²⁴

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.
% 2026-05-01T09:40:51-03:00 - 152.39.172.128

aut-num:     AS271389
owner:       PAULO CESAR OLIVEIRA DA SILVA 05852075698
ownerid:     30.165.569/0001-78
responsible: PAULO CESAR OLIVEIRA DA SILVA
country:     BR
owner-c:     PCOSI19
routing-c:   PCOSI19
abuse-c:     PCOSI19
created:     20200928
changed:     20200928
inetnum:     2804:7abc::/32
inetnum:     181.189.4.0/22

nic-hdl-br:  PCOSI19
person:      Paulo Cesar Oliveira da Silva
e-mail:      paulo@smartnetmg.com.br
country:     BR
created:     20170717
changed:     20200821

% 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" : "AS271389",
    "country" : "BR",
    "admin_contacts" : [ "PCOSI19" ],
    "tech_contacts" : [ "PCOSI19" ],
    "abuse_contacts" : [ "PCOSI19" ],
    "date_created" : "2020-09-28",
    "date_updated" : "2020-09-28",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "30.165.569/0001-78",
    "name" : "PAULO CESAR OLIVEIRA DA SILVA 05852075698",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "PCOSI19" ],
    "date_created" : "2020-09-28",
    "date_updated" : "2020-09-28",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "PCOSI19",
    "country" : "BR",
    "email" : [ "paulo@smartnetmg.com.br" ],
    "date_created" : "2017-07-17",
    "date_updated" : "2020-08-21",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "PCOSI19",
    "country" : "BR",
    "email" : [ "paulo@smartnetmg.com.br" ],
    "date_created" : "2017-07-17",
    "date_updated" : "2020-08-21",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "PCOSI19",
    "country" : "BR",
    "email" : [ "paulo@smartnetmg.com.br" ],
    "date_created" : "2017-07-17",
    "date_updated" : "2020-08-21",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS264127	EMITEL - Empresa de Informatica e Telecom. LTDA	BR
AS264127	EMITEL Empresa de Informatica e Telecom. LTDA	BR
AS23106	AMERICAN TOWER DO BRASIL-COMUNICAÇÂO MULTIMÍDIA LT	BR
AS23106	AMERICAN TOWER DO BRASIL COMUNICAÇÃO MULTIMÍDIA LT	BR

Upstreams

AS Number	Description	Country
AS264127	EMITEL Empresa de Informatica e Telecom. LTDA	BR
AS23106	AMERICAN TOWER DO BRASIL COMUNICAÇÃO MULTIMÍDIA LT	BR

Downstreams

AS Number	Description	Country
AS264127	EMITEL Empresa de Informatica e Telecom. LTDA	BR

Frequently Asked Questions

What is ASN AS271389?

ASN AS271389 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS271389?

AS271389 is listed under PAULO CESAR OLIVEIRA DA SILVA 05852075698.

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.