ASN Lookup Tool

VIEIRA E RETECHESKI LTDA BR BR 11 Routes

AS Data

AS52912

AS52912 – VIEIRA E RETECHESKI LTDA

AS Number 52912
AS Name
Organization VIEIRA E RETECHESKI LTDA()
Country BR
Number of IPv4 Routes 10
Number of IPv6 Routes 1
ASN type BUSINESS
Registry lacnic
Date Allocated 2012-07-27

ASN Intelligence API for production workflows

Use ASN data for AS52912 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route # IPs
201.131.184.0/22 1024
186.251.231.0/24 256
186.251.229.0/24 256
186.251.230.0/24 256
186.251.228.0/24 256
186.251.228.0/22 1024
201.131.185.0/24 256
201.131.184.0/24 256
2804:19b8::/32 ~79×10²⁷
201.131.186.0/24 256

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.
% 2026-03-22T09:17:25-03:00 - 134.199.95.21

aut-num:     AS52912
owner:       VIEIRA E RETECHESKI LTDA
responsible: Ronaldo Retecheski
owner-c:     ROR420
routing-c:   ROR420
abuse-c:     ROR420
created:     20120727
changed:     20130306
inetnum:     186.251.228.0/22
inetnum:     201.131.184.0/22
inetnum:     2804:19b8::/32

nic-hdl-br:  ROR420
person:      Ronaldo Retecheski
created:     20021211
changed:     20250830

% 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

Peers

AS Number Description Country
AS52587 iFIBRA TELECOM BR

Upstreams

AS Number Description Country
AS52587 iFIBRA TELECOM BR

Ready to get started?Get Started with IP Intelligence API Today

Get Started
CTA Illustration

Frequently Asked Questions

ASN AS52912 is an Autonomous System Number used to identify a network for BGP internet routing.
AS52912 is listed under VIEIRA E RETECHESKI LTDA.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.