What is ASN AS263638?

ASN AS263638 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS263638?

AS263638 is listed under Prefeitura de Cuiabá.

What do peers, upstreams, and downstreams mean in ASN data?

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 shown for an ASN?

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

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS263638 Prefeitura de Cuiabá

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AS Data

IP Routes

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Parsed Whois

Peers

Upstreams

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Contacts

Legacy Routes

Prefeitura de Cuiabá cuiaba.mt.gov.br

BR 18 Routes

AS Data

AS263638

AS263638 – Prefeitura de Cuiabá

AS Number	263638
AS Name	03.533.064/0001-46
Organization	Prefeitura de Cuiabá
Country	BR
Website	cuiaba.mt.gov.br
Number of IPv4 Routes	18
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	lacnic
Date Allocated	2013-10-01

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
186.236.244.0/24	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	256
186.236.249.0/24	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	256
186.236.254.0/23	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	512
186.236.246.0/23	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	512
186.236.248.0/23	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	512
186.236.255.0/24	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	256
186.236.242.0/24	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	256
186.236.248.0/24	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	256
186.236.246.0/24	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	256
186.236.243.0/24	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	256
186.236.240.0/24	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	256
186.236.254.0/24	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	256
186.236.241.0/24	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	256
186.236.244.0/23	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	512
186.236.245.0/24	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	256
186.236.242.0/23	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	512
186.236.240.0/23	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	512
186.236.247.0/24	AS263638	Prefeitura de Cuiabá	Prefeitura de Cuiabá	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.
% 2026-10-08T09:15:17-03:00 - 143.137.167.12

aut-num:     AS263638
owner:       Prefeitura de Cuiab�
ownerid:     03.533.064/0001-46
responsible: NOC DTI
country:     BR
owner-c:     PMDTI
routing-c:   PMDTI
abuse-c:     PMDTI
created:     20131001
changed:     20170317
inetnum:     186.236.240.0/20
inetnum:     2801:80:7e0::/48

nic-hdl-br:  PMDTI
person:      PMC DTI
e-mail:      noc.dti@cuiaba.mt.gov.br
country:     BR
created:     20170315
changed:     20250916

% 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" : "AS263638",
    "country" : "BR",
    "admin_contacts" : [ "PMDTI" ],
    "tech_contacts" : [ "PMDTI" ],
    "abuse_contacts" : [ "PMDTI" ],
    "date_created" : "2013-10-01",
    "date_updated" : "2017-03-17",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "03.533.064/0001-46",
    "name" : "Prefeitura de Cuiab?",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "PMDTI" ],
    "date_created" : "2013-10-01",
    "date_updated" : "2017-03-17",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "PMDTI",
    "country" : "BR",
    "email" : [ "noc.dti@cuiaba.mt.gov.br" ],
    "date_created" : "2017-03-15",
    "date_updated" : "2025-09-16",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "PMDTI",
    "country" : "BR",
    "email" : [ "noc.dti@cuiaba.mt.gov.br" ],
    "date_created" : "2017-03-15",
    "date_updated" : "2025-09-16",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "PMDTI",
    "country" : "BR",
    "email" : [ "noc.dti@cuiaba.mt.gov.br" ],
    "date_created" : "2017-03-15",
    "date_updated" : "2025-09-16",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS269185	Globalfiber Telecom LTDA	BR

Upstreams

AS Number	Description	Country
AS269185	Globalfiber Telecom LTDA	BR

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ASN Summary

AS263638 – Prefeitura de Cuiabá

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IP Ranges

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Parsed Whois Response

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