ASN Lookup Tool

RM dos Santos Informatica rmsinformatica.com.br BR BR 5 Routes

AS Data

AS266057

AS266057 – RM dos Santos Informatica

AS Number 266057
AS Name 07.321.600/0001-09
Organization RM dos Santos Informatica
Country BR
Website rmsinformatica.com.br
Number of IPv4 Routes 5
Number of IPv6 Routes 0
ASN type ISP
Registry lacnic
Date Allocated 2017-02-24

ASN Intelligence API for production workflows

Use ASN data for AS266057 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
45.4.182.0/24 256
45.4.180.0/22 1024
45.4.183.0/24 256
45.4.182.0/23 512
45.4.180.0/23 512

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.
% 2026-06-14T09:31:22-03:00 - 136.227.163.179

aut-num:     AS266057
owner:       RM dos Santos Informatica
ownerid:     07.321.600/0001-09
responsible: Renato Mariano dos Santos
country:     BR
owner-c:     RMS871
routing-c:   RMS871
abuse-c:     RMS871
created:     20170224
changed:     20260528
inetnum:     45.4.180.0/22
inetnum:     2804:39e4::/32

nic-hdl-br:  RMS871
person:      RENATO MARIANO DOS SANTOS
e-mail:      renato@rmsinformatica.com.br
country:     BR
created:     20050707
changed:     20240903

% 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
AS61893 RM dos Santos Informatica BR

Upstreams

AS Number Description Country
AS61893 RM dos Santos Informatica BR

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Frequently Asked Questions

ASN AS266057 is an Autonomous System Number used to identify a network for BGP internet routing.
AS266057 is listed under RM dos Santos Informatica.
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.