ASN AS52783 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS52783?

AS52783 is listed under ALCANS TELECOM LTDA.

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.

AS52783 ALCANS TELECOM LTDA | IPGeolocation.io

ASN Lookup Tool

ALCANS TELECOM LTDA alcans.com.br

BR 26 Routes

AS Data

AS52783

AS52783 – ALCANS TELECOM LTDA

AS Number	52783
AS Name	10.217.831/0001-73
Organization	ALCANS TELECOM LTDA
Country	BR
Website	alcans.com.br
Number of IPv4 Routes	15
Number of IPv6 Routes	11
ASN type	ISP
Registry	lacnic
Date Allocated	2012-09-18

ASN Intelligence API for production workflows

Use ASN data for AS52783 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
177.200.76.0/24	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	256
177.200.68.0/24	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	256
177.52.80.0/21	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	2048
177.200.64.0/20	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	4096
2804:10f8:4006::/48	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	~1×10²⁴
2804:10f8:c0c1::/48	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	~1×10²⁴
2804:10f8:e001::/48	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	~1×10²⁴
2804:10f8:face::/48	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	~1×10²⁴
138.122.132.0/23	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	512
177.74.184.0/21	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	2048
2804:10f8:9006::/48	AS52783	ALCANS TELECOM LTDA	JEFERSON JANUARIO ANTUNES	~1×10²⁴
2804:10f8:e000::/48	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	~1×10²⁴
138.122.134.0/23	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	512
177.200.74.0/24	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	256
177.52.82.0/23	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	512
2804:10f8:4600::/40	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	~309×10²⁴
131.255.116.0/22	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	1024
2804:10f8:2000::/48	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	~1×10²⁴
170.254.76.0/22	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	1024
170.254.79.0/24	AS52783	ALCANS TELECOM LTDA	TOMAISZAP PLATAFORMA DE COMUNICACAO LTDA	256
138.122.132.0/22	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	1024
2804:10f8::/32	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	~79×10²⁷
138.255.192.0/22	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	1024
2804:10f8:f000::/48	AS52783	ALCANS TELECOM LTDA	MICROSET MAQUINAS E SERVICOS LTDA	~1×10²⁴
2804:10f8:c0ca::/48	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	~1×10²⁴
170.78.116.0/22	AS52783	ALCANS TELECOM LTDA	ALCANS TELECOM LTDA	1024

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.
% 2026-09-30T09:25:37-03:00 - 186.179.59.78

aut-num:     AS52783
owner:       ALCANS TELECOM LTDA
ownerid:     10.217.831/0001-73
responsible: FERNANDO FRACAROLI NORONHA
country:     BR
owner-c:     SKTLT3
routing-c:   SKTLT3
abuse-c:     ADPOF
created:     20120918
changed:     20230130
inetnum:     177.200.64.0/20
inetnum:     177.74.184.0/21
inetnum:     2804:10f8::/32
inetnum:     131.255.116.0/22
inetnum:     170.78.116.0/22
inetnum:     138.122.132.0/22
inetnum:     138.255.192.0/22
inetnum:     170.254.76.0/22
inetnum:     177.52.80.0/21

nic-hdl-br:  SKTLT3
person:      Skynet Telecomunica��es LTDA
e-mail:      bgp@alcans.com.br
country:     BR
created:     20120823
changed:     20240822

nic-hdl-br:  ADPOF
person:      ALCANS  Data Protection Officer
e-mail:      dpo@alcans.com.br
country:     BR
created:     20230130
changed:     20230130

% 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" : "AS52783",
    "country" : "BR",
    "admin_contacts" : [ "SKTLT3" ],
    "tech_contacts" : [ "SKTLT3" ],
    "abuse_contacts" : [ "ADPOF" ],
    "date_created" : "2012-09-18",
    "date_updated" : "2023-01-30",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "10.217.831/0001-73",
    "name" : "ALCANS TELECOM LTDA",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "ADPOF" ],
    "date_created" : "2012-09-18",
    "date_updated" : "2023-01-30",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "SKTLT3",
    "country" : "BR",
    "email" : [ "bgp@alcans.com.br" ],
    "date_created" : "2012-08-23",
    "date_updated" : "2024-08-22",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "SKTLT3",
    "country" : "BR",
    "email" : [ "bgp@alcans.com.br" ],
    "date_created" : "2012-08-23",
    "date_updated" : "2024-08-22",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ADPOF",
    "country" : "BR",
    "email" : [ "dpo@alcans.com.br" ],
    "date_created" : "2023-01-30",
    "date_updated" : "2023-01-30",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS65540	IANA - Autonomous System Number	US
AS270743	G L DE BARROS E CIA LTDA ME	BR
AS262663	METROFLEX TELECOMUNICACOES LTDA	BR
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS64512	ASN block not managed by the RIPE NCC	US
AS52468	UFINET PANAMA S.A.	PA
AS264409	Huge Solucoes Corporativas Ltda	BR
AS53013	UFINET BRASIL S.A.	BR
AS265213	BRUMART a sua internet	BR
AS266044	Nicnet S.A.	BR
AS269476	DJNET COMUNICACOES LTDA ME	BR
AS267381	SLIM FIBRA DO BRASIL	BR
AS273777	BC Net	BR
AS16735	ALGAR TELECOM S/A	BR
AS265094	NET PARAISO	BR
AS271639	HOME ON TELECOMUNICACOES LTDA	BR
AS264514	DESCALNET PROVEDOR LTDA ME	BR
AS22548	Núcleo de Inf. e Coord. do Ponto BR NIC.BR	BR
AS271158	Link Dedicado Fibra Optica Tv e Telefonia Ip LTDA	BR
AS268782	H NET TELECOM LTDA	BR
AS268976	Weclix Telecom S/A	BR
AS52930	Turbosp Internet Provider	BR
AS3356	Level 3 Parent, LLC	US
AS264008	LANCA SERVICOS DE INFORMATICA LTDA ME	BR

Upstreams

AS Number	Description	Country
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS16735	ALGAR TELECOM S/A	BR
AS52468	UFINET PANAMA S.A.	PA
AS3356	Level 3 Parent, LLC	US
AS264409	Huge Solucoes Corporativas Ltda	BR
AS53013	UFINET BRASIL S.A.	BR

Downstreams

AS Number	Description	Country
AS65540	IANA - Autonomous System Number	US
AS270743	G L DE BARROS E CIA LTDA ME	BR
AS262663	METROFLEX TELECOMUNICACOES LTDA	BR
AS64512	IANA - Autonomous System Number	US
AS265213	BRUMART a sua internet	BR
AS266044	Nicnet S.A.	BR
AS269476	DJNET COMUNICACOES LTDA ME	BR
AS267381	SLIM FIBRA DO BRASIL	BR
AS273777	BC Net	BR
AS265094	NET PARAISO	BR
AS271639	HOME ON TELECOMUNICACOES LTDA	BR
AS264514	DESCALNET PROVEDOR LTDA ME	BR
AS271158	Link Dedicado Fibra Optica Tv e Telefonia Ip LTDA	BR
AS268782	H NET TELECOM LTDA	BR
AS52930	Turbosp Internet Provider	BR
AS264008	LANCA SERVICOS DE INFORMATICA LTDA ME	BR