What is ASN AS268321?

ASN AS268321 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS268321?

AS268321 is listed under SM Passos Kayser Sistemas de Comunicações 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.

AS268321 SM Passos Kayser Sistemas de Comunicações ME

ASN Lookup Tool

SM Passos Kayser Sistemas de Comunicações ME

BR 32 Routes

AS Data

AS268321

AS268321 – SM Passos Kayser Sistemas de Comunicações ME

AS Number	268321
AS Name	26.262.598/0001-80
Organization	SM Passos Kayser Sistemas de Comunicações ME
Country	BR
Number of IPv4 Routes	7
Number of IPv6 Routes	25
ASN type	BUSINESS
Registry	lacnic
Date Allocated	2018-06-22

ASN Intelligence API for production workflows

Use ASN data for AS268321 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	Origin	Origin Name	ISP	# IPs
2804:4f58:4000::/48	AS268321	SM Passos Kayser Sistemas de Comunica��es ME	SM Passos Kayser Sistemas de Comunicações ME	~1×10²⁴
2804:4f58:4000::/40	AS268321	SM Passos Kayser Sistemas de Comunica��es ME	SM Passos Kayser Sistemas de Comunicações ME	~309×10²⁴
2804:4f58:5001::/48	AS268321	SM Passos Kayser Sistemas de Comunica��es ME	SM Passos Kayser Sistemas de Comunicações ME	~1×10²⁴
2804:4f58:8002::/48	AS268321	SM Passos Kayser Sistemas de Comunica��es ME	SM Passos Kayser Sistemas de Comunicações ME	~1×10²⁴
2804:4f58:5000::/48	AS268321	SM Passos Kayser Sistemas de Comunica��es ME	SM Passos Kayser Sistemas de Comunicações ME	~1×10²⁴
2804:4f58:8000::/34	AS268321	SM Passos Kayser Sistemas de Comunica��es ME	SM Passos Kayser Sistemas de Comunicações ME	~20×10²⁷
2804:4f58:4000::/38	AS268321	SM Passos Kayser Sistemas de Comunica��es ME	SM Passos Kayser Sistemas de Comunicações ME	~1×10²⁷
2804:4f58:c000::/48	AS268321	SM Passos Kayser Sistemas de Comunica��es ME	SM Passos Kayser Sistemas de Comunicações ME	~1×10²⁴
2804:4f58:4000::/34	AS268321	SM Passos Kayser Sistemas de Comunica��es ME	SM Passos Kayser Sistemas de Comunicações ME	~20×10²⁷
45.238.64.0/23	AS268321	SM Passos Kayser Sistemas de Comunica��es ME	SM Passos Kayser Sistemas de Comunicações ME	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.
% 2026-04-10T09:25:29-03:00 - 136.227.189.154

aut-num:     AS268321
owner:       SM Passos Kayser Sistemas de Comunica��es ME
ownerid:     26.262.598/0001-80
responsible: Sonia Maria Passos Kayser
country:     BR
owner-c:     MAHKA25
routing-c:   MAHKA25
abuse-c:     MAHKA25
created:     20180622
changed:     20180622
inetnum:     45.238.64.0/22
inetnum:     2804:4f58::/32

nic-hdl-br:  MAHKA25
person:      Marcio Henrique Kayser
e-mail:      marciohkayser@gmail.com
country:     BR
created:     20170331
changed:     20240229

% 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" : "AS268321",
    "country" : "BR",
    "admin_contacts" : [ "MAHKA25" ],
    "tech_contacts" : [ "MAHKA25" ],
    "abuse_contacts" : [ "MAHKA25" ],
    "date_created" : "2018-06-22",
    "date_updated" : "2018-06-22",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "26.262.598/0001-80",
    "name" : "SM Passos Kayser Sistemas de Comunica??es ME",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "MAHKA25" ],
    "date_created" : "2018-06-22",
    "date_updated" : "2018-06-22",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "MAHKA25",
    "country" : "BR",
    "email" : [ "marciohkayser@gmail.com" ],
    "date_created" : "2017-03-31",
    "date_updated" : "2024-02-29",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "MAHKA25",
    "country" : "BR",
    "email" : [ "marciohkayser@gmail.com" ],
    "date_created" : "2017-03-31",
    "date_updated" : "2024-02-29",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "MAHKA25",
    "country" : "BR",
    "email" : [ "marciohkayser@gmail.com" ],
    "date_created" : "2017-03-31",
    "date_updated" : "2024-02-29",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS262727	AtualNet Provedor de Internet Ltda	BR
AS266201	VERO S.A	BR
AS28146	MHNET TELECOM	BR
AS14840	BR.Digital Telecom	BR
AS272554	Log-Fi Internet	BR
AS53062	ALT\|GGNET TELECOM BACKBONE	BR
AS61624	INFNOC TECNOLOGIA LTDA	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS269783	WIND NET S.A.	PY
AS53013	UFINET BRASIL S.A.	BR

Upstreams

AS Number	Description	Country
AS266201	VERO S.A	BR
AS28146	MHNET TELECOM	BR
AS28283	Adylnet Telecom	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS53013	UFINET BRASIL S.A.	BR
AS267613	ELETRONET S.A.	BR

Downstreams

AS Number	Description	Country
AS262727	AtualNet Provedor de Internet Ltda	BR
AS269271	SERGIO BATISTA CARDOZO ME	BR
AS270283	MIX NET INFORMATICA LTDA. ME	BR