ASN AS47720 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS47720?

AS47720 is listed under Cork Internet Exchange Limited.

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.

AS47720 Cork Internet Exchange Limited

Cork Internet Exchange Limited cix.ie

IE 17 Routes

AS Data

AS47720

AS47720 – Cork Internet Exchange Limited

AS Number	47720
AS Name	CIX-AS
Organization	Cork Internet Exchange Limited (org-cl59-ripe)
Country	IE
Website	cix.ie
Number of IPv4 Routes	14
Number of IPv6 Routes	3
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2008-08-07

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
89.31.168.0/21	AS47720	Cork Internet Exchange Limited	PROJECT MANAGEMENT LIMITED	2048
2a02:2078::/32	AS47720	Cork Internet Exchange Limited	Cork Internet Exchange Limited	~79×10²⁷
91.103.0.0/21	AS47720	Cork Internet Exchange Limited	DNS / Core links / loopbacks	2048
2a02:5b20::/32	AS47720	Cork Internet Exchange Limited	VMotion IT Solutions LTD	~79×10²⁷
91.223.9.0/24	AS47720	Cork Internet Exchange Limited	elive Ltd	256
217.74.48.0/20	AS47720	Cork Internet Exchange Limited	Cork Internet Exchange Limited	4096
217.74.52.0/22	AS47720	Cork Internet Exchange Limited	Cork Internet Exchange Limited	1024
2607:6b80:3d::/48	AS47720	Cork Internet Exchange Limited	Ireland	~1×10²⁴
185.57.116.0/22	AS47720	Cork Internet Exchange Limited	Cork Internet Exchange Limited	1024
185.137.20.0/22	AS47720	Cork Internet Exchange Limited	Eolas Mor Limited	1024
185.49.60.0/22	AS47720	Cork Internet Exchange Limited	Cork Internet Exchange Limited	1024
217.74.48.0/22	AS47720	Cork Internet Exchange Limited	Cork Internet Exchange Limited	1024
185.175.168.0/22	AS47720	Cork Internet Exchange Limited	Cork Internet Exchange Limited	1024
217.74.56.0/21	AS47720	Cork Internet Exchange Limited	Cork Internet Exchange Limited	2048
185.176.0.0/22	AS47720	Cork Internet Exchange Limited	Cork Internet Exchange Limited	1024
84.39.232.0/21	AS47720	Cork Internet Exchange Limited	W3 Richard Tarr	2048
45.140.144.0/24	AS47720	Cork Internet Exchange Limited	Rachamim Aviel Twito trading as A.B INTERNET SOLUTIONS	256

Raw Whois Response

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS47385 - AS47868'

as-block:       AS47385 - AS47868
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2024-07-08T14:18:47Z
last-modified:  2024-07-08T14:18:47Z
source:         RIPE

% Information related to 'AS47720'

% Abuse contact for 'AS47720' is 'noc@cix.ie'

aut-num:        AS47720
as-name:        CIX-AS
org:            ORG-CL59-RIPE
remarks:        ===========================
remarks:        Customers
remarks:        ===========================
remarks:        Intellicom
import:         from AS203109 accept AS203109
export:         to AS203109 announce any
remarks:        ===========================
remarks:        E-Search
import:         from AS199373 accept AS199373
export:         to AS199373 announce any
remarks:        ===========================
remarks:        ECBB
import:         from AS15405 accept AS15405
export:         to AS15405 announce any
remarks:        ===========================
remarks:        Rapid Broadband
import:         from AS42090 accept AS-RAPIDBB
export:         to AS42090 announce any
remarks:        ===========================
remarks:        Nova Broadband
import:         from AS41736 accept AS41736
export:         to AS41736 announce any
remarks:        ===========================
remarks:        Airwave
import:         from AS196737 accept AS196737
export:         to AS196737 announce any
remarks:        ===========================
remarks:        NSC:
import:         from AS29516 accept AS29516
export:         to AS29516 announce any
remarks:        ===========================
remarks:        R4DNS
import:         from AS198412 accept AS198412
export:         to AS198412 announce any
remarks:        ===========================
remarks:        SimplexHost
import:         from AS200886 accept AS200886
export:         to AS200886 announce any
remarks:        ===========================
remarks:        LT-DOMREG
import:         from AS44358 accept AS44358
export:         to AS44358 announce any
remarks:        ===========================
remarks:        IMS
import:         from AS43192 accept AS-IMS-GROUP
export:         to AS43192 announce any
remarks:        ===========================
remarks:        Transit
remarks:        ===========================
remarks:        Colt
import:         from AS8220 accept any
export:         to AS8220 announce AS-CIX1
remarks:        ===========================
remarks:        Vodafone / C&W
import:         from AS1273 accept any
export:         to AS1273 announce AS-CIX1
remarks:        ===========================
remarks:        GTT
import:         from AS3257 accept any
export:         to AS3257 announce AS-CIX1
remarks:        ===========================
remarks:        Viatel
import:         from AS31122 accept any
export:         to AS31122 announce AS-CIX1
remarks:        ===========================
remarks:        Peering
remarks:        ===========================
remarks:        INEX Dublin/Cork
import:         from AS2128 accept AS-INEXIE
export:         to AS2128 announce AS-CIX1
remarks:        ===========================
remarks:        LINX LON1
import:         from AS8714 accept any
export:         to AS8714 announce AS-CIX1
remarks:        ===========================
admin-c:        CIXN1-RIPE
tech-c:         CIXN1-RIPE
status:         ASSIGNED
mnt-by:         MNT-CIX
mnt-by:         RIPE-NCC-END-MNT
created:        2008-08-07T14:05:15Z
last-modified:  2020-03-30T17:33:12Z
source:         RIPE

organisation:   ORG-CL59-RIPE
org-name:       Cork Internet Exchange Limited
country:        IE
reg-nr:         364142
org-type:       LIR
address:        Unit 8, Hollyhill Industrial Estate,
address:        T23 R68N
address:        CORK
address:        IRELAND
phone:          +353 21 4854300
fax-no:         +353 21 4393816
mnt-ref:        MNT-CIX
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-CIX
tech-c:         CIXN1-RIPE
admin-c:        JS6689-RIPE
abuse-c:        CIXN1-RIPE
created:        2006-11-13T06:11:04Z
last-modified:  2026-05-13T07:31:37Z
source:         RIPE # Filtered

role:           CIX Network Operations Centre
address:        Hollyhill Industrial Estate, Cork, Ireland
admin-c:        JS6689-RIPE
abuse-mailbox:  noc@cix.ie
tech-c:         JS6689-RIPE
nic-hdl:        CIXN1-RIPE
mnt-by:         MNT-CIX
created:        2010-06-22T19:49:30Z
last-modified:  2013-08-19T11:43:53Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.123 (BUSA)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS47385 - AS47868",
    "description" : [ "RIPE NCC ASN block" ],
    "remarks" : [ "These AS Numbers are assigned to network operators in the RIPE NCC service region." ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT" ],
    "date_created" : "2024-07-08",
    "date_updated" : "2024-07-08",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS47720",
    "as_name" : "CIX-AS",
    "status" : "ASSIGNED",
    "import" : [ "from AS203109 accept AS203109", "from AS199373 accept AS199373", "from AS15405 accept AS15405", "from AS42090 accept AS-RAPIDBB", "from AS41736 accept AS41736", "from AS196737 accept AS196737", "from AS29516 accept AS29516", "from AS198412 accept AS198412", "from AS200886 accept AS200886", "from AS44358 accept AS44358", "from AS43192 accept AS-IMS-GROUP", "from AS8220 accept any", "from AS1273 accept any", "from AS3257 accept any", "from AS31122 accept any", "from AS2128 accept AS-INEXIE", "from AS8714 accept any" ],
    "export" : [ "to AS203109 announce any", "to AS199373 announce any", "to AS15405 announce any", "to AS42090 announce any", "to AS41736 announce any", "to AS196737 announce any", "to AS29516 announce any", "to AS198412 announce any", "to AS200886 announce any", "to AS44358 announce any", "to AS43192 announce any", "to AS8220 announce AS-CIX1", "to AS1273 announce AS-CIX1", "to AS3257 announce AS-CIX1", "to AS31122 announce AS-CIX1", "to AS2128 announce AS-CIX1", "to AS8714 announce AS-CIX1" ],
    "organization" : "ORG-CL59-RIPE",
    "admin_contacts" : [ "CIXN1-RIPE" ],
    "tech_contacts" : [ "CIXN1-RIPE" ],
    "remarks" : [ "===========================", "Customers", "===========================", "Intellicom", "===========================", "E-Search", "===========================", "ECBB", "===========================", "Rapid Broadband", "===========================", "Nova Broadband", "===========================", "Airwave", "===========================", "NSC:", "===========================", "R4DNS", "===========================", "SimplexHost", "===========================", "LT-DOMREG", "===========================", "IMS", "===========================", "Transit", "===========================", "Colt", "===========================", "Vodafone / C&W", "===========================", "GTT", "===========================", "Viatel", "===========================", "Peering", "===========================", "INEX Dublin/Cork", "===========================", "LINX LON1", "===========================" ],
    "mnt_by" : [ "MNT-CIX", "RIPE-NCC-END-MNT" ],
    "date_created" : "2008-08-07",
    "date_updated" : "2020-03-30",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-CL59-RIPE",
    "name" : "Cork Internet Exchange Limited",
    "type" : "LIR",
    "address" : [ "Unit 8, Hollyhill Industrial Estate,", "T23 R68N", "CORK", "IRELAND" ],
    "street" : "Estate T23",
    "city" : "Cork",
    "zip_code" : "R68N",
    "country" : [ "IE" ],
    "phone" : [ "+353 21 4854300" ],
    "fax_no" : [ "+353 21 4393816" ],
    "admin_contacts" : [ "JS6689-RIPE" ],
    "tech_contacts" : [ "CIXN1-RIPE" ],
    "abuse_contacts" : [ "CIXN1-RIPE" ],
    "mnt_ref" : [ "MNT-CIX", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "MNT-CIX" ],
    "date_created" : "2006-11-13",
    "date_updated" : "2026-05-13",
    "source" : "RIPE",
    "addressCountry" : "IRELAND"
  },
  "administrative_contacts" : [ {
    "handle" : "CIXN1-RIPE",
    "name" : "CIX Network Operations Centre",
    "address" : [ "Hollyhill Industrial Estate, Cork, Ireland" ],
    "city" : "Cork",
    "country" : "IRELAND",
    "abuse_mailbox" : [ "noc@cix.ie" ],
    "admin_contacts" : [ "JS6689-RIPE" ],
    "tech_contacts" : [ "JS6689-RIPE" ],
    "mnt_by" : [ "MNT-CIX" ],
    "date_created" : "2010-06-22",
    "date_updated" : "2013-08-19",
    "source" : "RIPE",
    "addressCountry" : "IRELAND"
  } ],
  "technical_contacts" : [ {
    "handle" : "CIXN1-RIPE",
    "name" : "CIX Network Operations Centre",
    "address" : [ "Hollyhill Industrial Estate, Cork, Ireland" ],
    "city" : "Cork",
    "country" : "IRELAND",
    "abuse_mailbox" : [ "noc@cix.ie" ],
    "admin_contacts" : [ "JS6689-RIPE" ],
    "tech_contacts" : [ "JS6689-RIPE" ],
    "mnt_by" : [ "MNT-CIX" ],
    "date_created" : "2010-06-22",
    "date_updated" : "2013-08-19",
    "source" : "RIPE",
    "addressCountry" : "IRELAND"
  } ]
}

Peers

AS Number	Description	Country
AS29516	RIPE Network Coordination Centre	NL
AS12552	GlobalConnect AB	SE
AS28792	Public Internet Ltd	GB
AS51907	Kanton Zug	CH
AS35266	EX Networks Limited	GB
AS60602	Inovare-Prim SRL	MD
AS286	GTT Communications Inc.	US
AS38880	Micron21 Datacentre Pty Ltd	AU
AS198150	SIACOM JSC	GE
AS200886	NET CITY 2020 LLC	UA
AS45352	IP ServerOne Solutions Sdn Bhd	MY
AS31500	Global Network Management Inc	AG
AS196737	Airwave Internet	IE
AS37468	Angola Cables	AO
AS34288	Kantonsschule Zug	CH
AS37497	Network Platforms PTY LTD	ZA
AS47680	EOBO Ltd T/A BBnet	IE
AS42090	Rapid Broadband Ltd	IE
AS53062	GGNET TELECOMUNICACOES LTDA	BR
AS206735	Novelcomm LP	GR
AS398465	Rackdog, LLC	US
AS13237	euNetworks GmbH	DE
AS14840	BR.Digital Telecom	BR
AS32590	Valve Corporation	US
AS2128	Internet Neutral Exchange Association Company Limited By Guarantee	IE
AS8801	Rocket Fibre Ltd	GB
AS61568	ALOO TELECOM - FSF TECNOLOGIA SA	BR
AS42473	ANEXIA Internetdienstleistungs GmbH	AT
AS1031	PEER 1031 LLC	US
AS1828	Unitas Global	US
AS999	CORIX NETWORKS	US
AS4849	S3 Company Ltd	BG
AS3257	GTT Communications Inc.	US
AS37497	Network Platforms (PTY) LTD	ZA
AS38158	PT. Cyberindo Aditama	ID
AS37282	Main one Cable Company Nigeria Limited	NG
AS205967	Sleepless Server Solutions Ltd.	IE
AS202076	Fibre Networks (Scotland) Limited	GB
AS263152	MIGO TELECOM	BR
AS45701	PT. Internet Madju Abad Milenindo	ID
AS14630	Invesco Group Services, Inc.	US
AS60171	AFR-IX TELECOM S.A.	ES
AS34177	Celeste SAS	FR
AS31742	Sota Solutions Ltd.	GB
AS37680	Cool Ideas Service Provider Pty Ltd	ZA
AS52025	ParadoxNetworks Limited	GB
AS41073	Raidio Teilifis Eireann	IE
AS204208	Peravix Group LTD	GB
AS4455	IX Reach Ltd	GB
AS37680	Cool Ideas Service Provider (Pty) Ltd	ZA
AS8544	Primetel PLC	CY
AS24940	Hetzner Online GmbH	DE
AS37100	SEACOM Limited	MU
AS39120	Convergenze S.p.A.	IT
AS12969	Ljosleidarinn ehf	IS
AS9002	RETN Limited	GB
AS52075	Wifirst S.A.S.	FR
AS1273	Vodafone Group PLC	GB
AS286	GTT Communications Inc.	NL
AS41736	Digiweb ltd	IE

Upstreams

AS Number	Description	Country
AS7195	EDGEUNO S.A.S	CO
AS34927	iFog GmbH	CH
AS39351	31173 Services AB	SE
AS6939	Hurricane Electric LLC	US
AS8359	MTS PJSC	RU
AS25091	IP Max SA	CH
AS6204	ZET.NET IP Transit	RO
AS286	GTT Communications Inc.	US
AS48362	Stadtwerke Feldkirch	AT
AS8966	EMIRATES TELECOMMUNICATIONS GROUP COMPANY ETISALAT GROUP PJSC	AE
AS31500	Global Network Management Inc	AG
AS34177	Celeste SAS	FR
AS56911	Warian S.R.L.	IT
AS37468	Angola Cables	AO
AS1273	IDDQD AS	NL
AS60171	AFR IX TELECOM S.A.	ES
AS4455	IX Reach Ltd	GB
AS37497	Network Platforms PTY LTD	ZA
AS37100	SEACOM Limited	MU
AS39120	Convergenze S.p.A.	IT
AS8220	COLT Technology Services Group Limited	GB
AS14840	BR.Digital Telecom	BR
AS9002	RETN Limited	GB
AS29075	IELO LIAZO SERVICES SAS	FR
AS50304	Blix Solutions AS	NO
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS5405	Inter.link GmbH	DE
AS41327	Fiber Telecom S.p.A.	IT
AS3214	xTom GmbH	DE
AS3741	NTT DATA Inc, Infrastructure Solutions, CORE, MEA	ZA
AS12779	IT.Gate S.p.A.	IT
AS35280	F5 Networks SARL	FR
AS1031	PEER 1031 LLC	US
AS20562	Broadband Hosting B.V.	NL
AS3257	GTT Communications Inc.	US
AS215638	Cilix Limited	GB
AS5713	SAIX NET	ZA
AS137409	GSL Networks Pty LTD	AU
AS34549	meerfarbig GmbH & Co. KG	DE
AS37282	Main one Cable Company Nigeria Limited	NG

Downstreams

AS Number	Description	Country
AS196737	Airwave Internet	IE
AS44358	Kauno Technologijos Universitetas	LT
AS15405	East Cork Broadband Limited	IE
AS205967	Sleepless Server Solutions Ltd.	IE
AS42953	Internet Neutral Exchange Association Company Limited By Guarantee	IE
AS47680	EOBO Ltd T/A BBnet	IE
AS201902	Bicom Systems Limited	GB
AS43192	Ajisko Ltd t/a Integrated Media Solutions	IE