What is ASN AS266427?

ASN AS266427 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS266427?

AS266427 is listed under CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME.

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.

AS266427 CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME

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AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

Downstreams

Contacts

Legacy Routes

CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME mitelecom.net.br

BR 8 Routes

AS Data

AS266427

AS266427 – CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME

AS Number	266427
AS Name	10.968.981/0001-19
Organization	CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME
Country	BR
Website	mitelecom.net.br
Number of IPv4 Routes	7
Number of IPv6 Routes	1
ASN type	BUSINESS
Registry	lacnic
Date Allocated	2016-12-15

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
170.81.148.0/22	AS266427	CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME	CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME	1024
170.81.150.0/23	AS266427	CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME	CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME	512
170.81.151.0/24	AS266427	CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME	CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME	256
170.81.148.0/23	AS266427	CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME	CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME	512
2804:37ac::/32	AS266427	CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME	CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME	~79×10²⁷
170.81.150.0/24	AS266427	CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME	CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME	256
170.81.148.0/24	AS266427	CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME	CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME	256
170.81.149.0/24	AS266427	CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME	CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME	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.
% 2026-04-12T09:25:43-03:00 - 136.227.169.188

aut-num:     AS266427
owner:       CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME
ownerid:     10.968.981/0001-19
responsible: Marcelo Roberto Dias
country:     BR
owner-c:     CAABA217
routing-c:   CAABA217
abuse-c:     CAABA489
created:     20161215
changed:     20230615
inetnum:     170.81.148.0/22
inetnum:     2804:37ac::/32
as-in:       from AS266427 200 accept ANY
as-out:      to AS266427 announce AS262760
as-out:      to AS266427 announce AS28306
as-out:      to AS266427 announce AS10429

nic-hdl-br:  CAABA217
person:      Cintia Auxiliadora de Alcantara Barbosa
e-mail:      comercial@mitelecom.net.br
country:     BR
created:     20160727
changed:     20251010

nic-hdl-br:  CAABA489
person:      CINTIA AUXILIADORA DE ALCANTARA BARBOSA
e-mail:      noc@mitelecom.net.br
country:     BR
created:     20230614
changed:     20230614

% 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" : "AS266427",
    "country" : "BR",
    "admin_contacts" : [ "CAABA217" ],
    "tech_contacts" : [ "CAABA217" ],
    "abuse_contacts" : [ "CAABA489" ],
    "date_created" : "2016-12-15",
    "date_updated" : "2023-06-15",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "10.968.981/0001-19",
    "name" : "CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "CAABA489" ],
    "date_created" : "2016-12-15",
    "date_updated" : "2023-06-15",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "CAABA217",
    "country" : "BR",
    "email" : [ "comercial@mitelecom.net.br" ],
    "date_created" : "2016-07-27",
    "date_updated" : "2025-10-10",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "CAABA217",
    "country" : "BR",
    "email" : [ "comercial@mitelecom.net.br" ],
    "date_created" : "2016-07-27",
    "date_updated" : "2025-10-10",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "CAABA489",
    "country" : "BR",
    "email" : [ "noc@mitelecom.net.br" ],
    "date_created" : "2023-06-14",
    "date_updated" : "2023-06-14",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS28202	MASTER S/A	BR
AS263432	CORPORATIVA TELECOMUNICACOES EIRELI ME	BR

Upstreams

AS Number	Description	Country
AS28202	MASTER S/A	BR
AS263432	CORPORATIVA TELECOMUNICACOES EIRELI ME	BR

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ASN Summary

AS266427 – CINTIA AUXILIADORA DE ALCANTARA BARBOSA ME

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Raw Whois Response

Parsed Whois Response

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