ASN AS27720 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS27720?

AS27720 is listed under CITTA 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.

AS27720 CITTA TELECOM LTDA | IPGeolocation.io

CITTA TELECOM LTDA cittatelecom.com.br

BR 58 Routes

AS Data

AS27720

AS27720 – CITTA TELECOM LTDA

AS Number	27720
AS Name	12.935.241/0001-01
Organization	CITTA TELECOM LTDA
Country	BR
Website	cittatelecom.com.br
Number of IPv4 Routes	23
Number of IPv6 Routes	35
ASN type	ISP
Registry	lacnic
Date Allocated	2013-04-22

ASN Intelligence API for production workflows

Use ASN data for AS27720 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:da4:59::/48	AS27720	CITTA TELECOM LTDA	NOVA GERAÇÃO COMESTIVEIS SA	~1×10²⁴
200.95.172.0/22	AS27720	CITTA TELECOM LTDA	INFORTRANS SERVICOS DE INFORMATICA LTDA ME	1024
2804:da4:49::/48	AS27720	CITTA TELECOM LTDA	Stemme Telecomunicações do Brasil Ltda	~1×10²⁴
2804:da4:af:100::/56	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~5×10²¹
177.129.12.0/22	AS27720	CITTA TELECOM LTDA	BAR E RESTAURANTE BARRA DOWNTOWN LTDA	1024
143.208.159.0/24	AS27720	CITTA TELECOM LTDA	Geologus Engenharia Ltda.	256
2804:da4:a4::/48	AS27720	CITTA TELECOM LTDA	INSIGHTS MACHINE CONSULTORIA E TREINAMENTO LTDA	~1×10²⁴
2804:da4:42::/48	AS27720	CITTA TELECOM LTDA	RW TELECOMUNICAÇÕES E SERVIÇOS LTDA	~1×10²⁴
143.208.156.0/24	AS27720	CITTA TELECOM LTDA	Geologus Engenharia Ltda.	256
2804:da4:5e::/48	AS27720	CITTA TELECOM LTDA	Fundação Gol de Letra	~1×10²⁴
2804:da4:5c::/48	AS27720	CITTA TELECOM LTDA	DIOGO SALLES E ADVOGADOS ASSOCIADOS	~1×10²⁴
138.59.98.0/24	AS27720	CITTA TELECOM LTDA	DILLAB COMERCIO DE ARTIGOS FEMININOS LTDA	256
177.129.8.0/21	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	2048
2804:da4:65:6::/64	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~18×10¹⁸
2804:da4:1c::/48	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~1×10²⁴
177.129.12.0/24	AS27720	CITTA TELECOM LTDA	BAR E RESTAURANTE BARRA DOWNTOWN LTDA	256
143.208.158.0/24	AS27720	CITTA TELECOM LTDA	Geologus Engenharia Ltda.	256
191.128.224.0/22	AS27720	CITTA TELECOM LTDA	TIM S/A	1024
138.59.96.0/23	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	512
2804:da4:57::/48	AS27720	CITTA TELECOM LTDA	NOVA GERAÇÃO COMESTIVEIS SA	~1×10²⁴
2804:da4:1f::/48	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~1×10²⁴
191.128.225.0/24	AS27720	CITTA TELECOM LTDA	TIM S/A	256
143.208.156.0/22	AS27720	CITTA TELECOM LTDA	Geologus Engenharia Ltda.	1024
138.59.99.0/24	AS27720	CITTA TELECOM LTDA	P9 BLINDAGENS E SERVICOS AUTOMOTIVOS LTDA	256
2804:da4:a::/48	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~1×10²⁴
138.59.97.0/24	AS27720	CITTA TELECOM LTDA	Mitra Diocesana de Limeira	256
138.59.98.0/23	AS27720	CITTA TELECOM LTDA	DILLAB COMERCIO DE ARTIGOS FEMININOS LTDA	512
143.208.157.0/24	AS27720	CITTA TELECOM LTDA	Geologus Engenharia Ltda.	256
177.129.8.0/22	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	1024
191.128.226.0/24	AS27720	CITTA TELECOM LTDA	TIM S/A	256
2804:da4:7b::/48	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~1×10²⁴
2804:da4:63::/48	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~1×10²⁴
2804:da4::/32	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~79×10²⁷
2804:da4:47::/48	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~1×10²⁴
2804:da4:55::/48	AS27720	CITTA TELECOM LTDA	NOVA GERAÇÃO COMESTIVEIS SA	~1×10²⁴
2804:da4:12::/48	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~1×10²⁴
2804:da4:54::/48	AS27720	CITTA TELECOM LTDA	PARTNERS FRANCHISING BRASIL	~1×10²⁴
177.129.15.0/24	AS27720	CITTA TELECOM LTDA	BAR E RESTAURANTE BARRA DOWNTOWN LTDA	256
2804:da4:1b::/48	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~1×10²⁴
191.128.227.0/24	AS27720	CITTA TELECOM LTDA	TIM S/A	256
2804:da4:60::/48	AS27720	CITTA TELECOM LTDA	ORIGEM ENERGIA ALAGOAS S.A.	~1×10²⁴
2804:da4:19::/48	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~1×10²⁴
138.59.96.0/22	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	1024
177.129.11.0/24	AS27720	CITTA TELECOM LTDA	MERCEARIA MARANATA DE VILA ISABEL LTDA	256
2804:da4:40::/48	AS27720	CITTA TELECOM LTDA	DRIC SOFTWARE E TECNOLOGIA LTDA	~1×10²⁴
2804:da4:a6::/48	AS27720	CITTA TELECOM LTDA	LOJAS SANTOS VAREJO E DISTRIBUICAO LTDA	~1×10²⁴
2804:da4:58::/48	AS27720	CITTA TELECOM LTDA	MOINHOS CRUZEIRO DO SUL S/A	~1×10²⁴
2804:da4:5d::/48	AS27720	CITTA TELECOM LTDA	BMGM SOLUCOES EM TECNOLOGIA LTDA	~1×10²⁴
2804:da4:45::/48	AS27720	CITTA TELECOM LTDA	LJCG WORK LTDA	~1×10²⁴
138.59.96.0/24	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	256
2804:da4:ad::/48	AS27720	CITTA TELECOM LTDA	MARCO MULTIMIDIA LTDA	~1×10²⁴
2804:da4:14::/48	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~1×10²⁴
2804:da4:5a::/48	AS27720	CITTA TELECOM LTDA	Ribalta Hotelaria e Turismo LTDA	~1×10²⁴
2804:da4:4b::/48	AS27720	CITTA TELECOM LTDA	Stemme Telecomunicações do Brasil Ltda	~1×10²⁴
2804:da4:5f::/48	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~1×10²⁴
2804:da4:a8::/48	AS27720	CITTA TELECOM LTDA	KLAID DO BRASIL TECNOLOGIA LTDA	~1×10²⁴
2804:da4:53::/48	AS27720	CITTA TELECOM LTDA	SELLER CONSULTORIA IMOBILIARIA E REPRESENTACAO LTD	~1×10²⁴
2804:da4:1a::/48	AS27720	CITTA TELECOM LTDA	CITTA TELECOM LTDA	~1×10²⁴

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.
% 2026-07-10T09:21:22-03:00 - 216.194.89.103

aut-num:     AS27720
owner:       CITTA TELECOM LTDA
ownerid:     12.935.241/0001-01
responsible: Paulo Cesar Machado Junior
country:     BR
owner-c:     CITEL5
routing-c:   CITEL5
abuse-c:     CITEL5
created:     20130422
changed:     20130422
inetnum:     177.129.8.0/22
inetnum:     2804:da4::/32
inetnum:     177.129.12.0/22
inetnum:     200.95.172.0/22
inetnum:     138.59.96.0/22
inetnum:     143.208.156.0/22

nic-hdl-br:  CITEL5
person:      Citta Telecom
e-mail:      noc@cittatelecom.com.br
country:     BR
created:     20120403
changed:     20260508

% 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" : "AS27720",
    "country" : "BR",
    "admin_contacts" : [ "CITEL5" ],
    "tech_contacts" : [ "CITEL5" ],
    "abuse_contacts" : [ "CITEL5" ],
    "date_created" : "2013-04-22",
    "date_updated" : "2013-04-22",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "12.935.241/0001-01",
    "name" : "CITTA TELECOM LTDA",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "CITEL5" ],
    "date_created" : "2013-04-22",
    "date_updated" : "2013-04-22",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "CITEL5",
    "country" : "BR",
    "email" : [ "noc@cittatelecom.com.br" ],
    "date_created" : "2012-04-03",
    "date_updated" : "2026-05-08",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "CITEL5",
    "country" : "BR",
    "email" : [ "noc@cittatelecom.com.br" ],
    "date_created" : "2012-04-03",
    "date_updated" : "2026-05-08",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "CITEL5",
    "country" : "BR",
    "email" : [ "noc@cittatelecom.com.br" ],
    "date_created" : "2012-04-03",
    "date_updated" : "2026-05-08",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS199081	Lancom Ltd.	GR
AS262589	SAMM TECNOLOGIA E TELECOMUNICACOES S.A	BR
AS6939	Hurricane Electric LLC	US
AS60602	Inovare-Prim SRL	MD
AS266142	Bahiadados Telecom Ltda.	BR
AS14537	Continent 8 LLC	US
AS198150	SIACOM JSC	GE
AS267256	ONETIS TECNOLOGIA LTDA	BR
AS263661	BRASIL DIGITAL SERVIOS DE INFORMATICA E COMERCIO	BR
AS269416	SEMEAR TELECOM EIRELI	BR
AS199524	G-Core Labs S.A.	LU
AS271253	LINK BRASIL TELECOMUNICACOES LTDA	BR
AS9498	Bharti Airtel Ltd	IN
AS22381	SAMM TECNOLOGIA E TELECOMUNICACOES S.A	BR
AS270052	STARTELECOM S.A.	PY
AS266400	Ferenz Networks	BR
AS263584	WanHouse Solucoes em Tecnologia LTDA - EPP	BR
AS263584	WanHouse Solucoes em Tecnologia LTDA EPP	BR
AS22548	Núcleo de Inf. e Coord. do Ponto BR NIC.BR	BR
AS1000	LINK AMERICAN	US
AS51185	MainStreaming SpA	IT
AS60503	FNX Tecnologia LTDA	BR
AS28336	Dekanet Comunicação Multimédia Ltda.	BR
AS34224	Neterra Ltd.	BG
AS53062	GGNET TELECOMUNICACOES LTDA	BR
AS206735	Novelcomm LP	GR
AS16552	Tiggee LLC	US
AS270353	Tyna Host - Datacenter no Brasil	BR
AS268138	Thiago aparecido scaramuzza santana	BR
AS270888	V8 Telecom LTDA	BR
AS26615	TIM S/A	BR
AS14840	BR.Digital Telecom	BR
AS263237	PowerHost Telecom SPA	CL
AS61573	IP TELECOM	BR
AS32590	Valve Corporation	US
AS57463	NetIX Communications JSC	BG
AS61624	INFNOC TECNOLOGIA LTDA	BR
AS12735	TurkNet Iletisim Hizmetleri A.S.	TR
AS266196	BRASCOM SOLUCOES E TECNOLOGIA LTDA ME	BR
AS28663	FLYS INTERATIVA LTDA	BR
AS28624	PROVEDORA CMA INTERNET LTDA	BR
AS8801	Rocket Fibre Ltd	GB
AS263321	ILOGNET PROVEDOR	BR
AS266959	SKYINF SOLUCOES EM TECNOLOGIA DE INFORMACAO LTDA	BR
AS262427	Invista Net Provedor de Acesso Ltda	BR
AS999	CORIX NETWORKS	US
AS52999	START NETWORKS S/A	BR
AS264479	Turbozone Internet	BR
AS266519	PROVERADIO TELECOM	BR
AS263541	IMF NETWORK DATA LTDA - ME	BR
AS61832	DB3 SERVICOS DE TELECOMUNICACOES S.A	BR
AS24482	SG.GS	SG
AS263152	MIGO TELECOM	BR
AS12741	Netia SA	PL
AS28336	Dekanet Comunicaï¿½ï¿½o Multimï¿½dia Ltda.	BR
AS274676	MULTIWAY COMERCIO E REPRESENTACOES LTDA	BR
AS11432	Telium Telecomunicações Ltda	BR
AS52863	UPX TECNOLOGIA LTDA	BR
AS28634	Life Tecnologia Ltda.	BR
AS266213	PLANETCLICK TELECOMUNICACOES LTDA	BR

Upstreams

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS26615	TIM S/A	BR
AS22381	SAMM TECNOLOGIA E TELECOMUNICACOES S.A	BR
AS6939	Hurricane Electric LLC	US
AS52863	UPX TECNOLOGIA LTDA	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS28663	FLYS INTERATIVA LTDA	BR
AS2914	NTT America, Inc.	US

Downstreams

AS Number	Description	Country
AS263584	WanHouse Solucoes em Tecnologia LTDA EPP	BR
AS28336	Dekanet Comunicação Multimédia Ltda.	BR

ASN Lookup Tool

ASN Summary