The list below shows how many ASNs are assigned to each country. Click on the country links to see more details about the specific ASNs and IP addresses that belong to each country.
| ASN | Name | IPv4 Num IPs | IPv6 Num IPs(/64) |
|---|---|---|---|
| AS1197 | NETWORKABILITY - Network Ability Limited, IE | 3,328 | 4,294,967,296 |
| AS1213 | HEANET, IE | 1,843,456 | 4,294,967,296 |
| AS2110 | AS-BTIRE - BT Communications Ireland Limited, IE | 438,016 | 34,359,738,368 |
| AS2128 | INEX - Internet Neutral Exchange Association Company Limited By Guarantee, IE | 1,792 | 4,295,032,832 |
| AS2850 | University-College-Dublin - University College Dublin, IE | 65,536 | 0 |
| AS5466 | EIRCOM - Eircom Limited, IE | 1,111,296 | 34,359,738,368 |
| AS6812 | VS-VGN-EMEA - EMC Information Systems International, IE | 4,352 | 0 |
| AS8918 | CARRIER1-AS - Coolwave Communications Limited, IE | 155,648 | 0 |
| AS12372 | Cubic-Telecom - Cubic Telecom Limited, IE | 1,024 | 0 |
| AS12388 | Cablesurf - Casey CableVision Ltd., IE | 8,192 | 0 |
| AS13280 | H3GIE - Three Ireland (Hutchison) limited, IE | 159,744 | 0 |
| AS15405 | EASTCORK-AS - East Cork Broadband Limited, IE | 4,352 | 4,294,967,296 |
| AS15502 | Vodafone-Ireland-ASN - Vodafone Ireland Limited, IE | 463,872 | 0 |
| AS15612 | SERVECENTRIC - ServeCentric Ltd., IE | 32,768 | 0 |
| AS15751 | METEORMOBILECOMMS-AS - Meteor Mobile Communications Limited, IE | 24,832 | 4,294,967,296 |
| AS15806 | ORG-IG30-RIPE - Irish Government, IE | 20,480 | 4,294,967,296 |
| AS16171 | STRENCOM - Fulnett Limited, IE | 23,552 | 4,294,967,296 |
| AS24622 | BT-BOI - BT Communications Ireland Limited, IE | 256 | 0 |
| AS24675 | LGCSB-AS - Irish Government, IE | 6,400 | 0 |
| AS24784 | ALPHYRA - Payzone Group Limited, IE | 256 | 0 |
| AS25441 | IBIS-AS - Imagine Communications Group Limited, IE | 419,840 | 4,294,967,296 |
| AS28867 | Atos-IT-Solutions-and-Services-Ireland-AS - ATOS IT SOLUTIONS AND SERVICES LIMITED, IE | 256 | 0 |
| AS29636 | CATALYST2-AS - catalyst2 Services Limited, IE | 8,192 | 4,294,967,296 |
| AS29644 | AIRSPEED-AS - AIRSPEED COMMUNICATIONS UNLIMITED COMPANY, IE | 12,544 | 4,294,967,296 |
| AS29650 | HOSTING365-AS - Sungard Availability Services (Ireland) Ltd., IE | 23,808 | 0 |
| AS30900 | WEBWORLD-AS - Sternforth Ltd., IE | 13,568 | 4,294,967,296 |
| AS31122 | DIGIWEB-AS - Digiweb ltd, IE | 153,856 | 21,474,836,480 |
| AS31411 | ORG-ICGP1-RIPE-AS - Irish Continental Group Plc., IE | 256 | 0 |
| AS31733 | RYA-AS - RYANAIR LIMITED, IE | 1,536 | 0 |
| AS34110 | NETWORK-IE-AS - Vu2Vu Ireland Limited, IE | 4,096 | 0 |
| AS34218 | H3GIE - Three Ireland (Hutchison) limited, IE | 69,376 | 0 |
| AS34245 | MAGNET-AS - Magnet Networks Limited, IE | 122,880 | 4,294,967,296 |
| AS34778 | Mentor-Graphics-AS - Mentor Graphics (Ireland) Ltd., IE | 512 | 0 |
| AS34815 | IE-GEC-AS - Dublin Enterprise & Technology Centre Limited, IE | 1,024 | 0 |
| AS34846 | ccore-as - NEWS CORP UK & IRELAND LIMITED, IE | 65,536 | 0 |
| AS34912 | IFN-AS - Vodafone Ireland Limited, IE | 25,856 | 0 |
| AS35226 | Ripplecom-AS - Ripple Communications Ltd, IE | 40,960 | 4,294,967,296 |
| AS35262 | LLLL - 4L Communications Ltd, IE | 256 | 0 |
| AS39093 | WestNet-IE - Western Broadband Networks Limited, IE | 11,264 | 4,294,967,296 |
| AS39122 | BLACKNIGHT-AS - Blacknight Internet Solutions Limited, IE | 27,392 | 55,834,574,848 |
| AS39157 | WESTERNUNION-DUB-IE - Western Union International Limited, IE | 256 | 0 |
| AS39233 | BFACE - Blue Face Ltd., IE | 1,280 | 0 |
| AS39319 | QZE - QuestZones (Europe) Limited, IE | 2,048 | 4,294,967,296 |
| AS39449 | FASTCOM-AS - Fastcom Broadband Limited, IE | 7,168 | 0 |
| AS39485 | NORTHWEST-AS - Northwest Broadband Connect Ltd., IE | 1,536 | 4,294,967,296 |
| AS39730 | EIRCOM-UK - Eircom (UK) Ltd, IE | 3,072 | 0 |
| AS39915 | PREM-AS - Premiere Conferencing Ireland Ltd, IE | 3,072 | 0 |
| AS41073 | RTE - Raidio Teilifis Eireann, IE | 3,072 | 34,359,738,368 |
| AS41214 | EBS - EBS Limited, IE | 256 | 0 |
| AS41238 | DAA-AS-1 - DAA PLC, IE | 512 | 0 |
| AS41265 | DIGITALRIVER-IE-ASN02 - Digital River Ireland Ltd., IE | 4,352 | 0 |
| AS41680 | DSI-CORK-AS - DeCare Systems Ireland Ltd., IE | 256 | 0 |
| AS41736 | NovaNetworks-AS - Nova Networks Ltd, IE | 6,144 | 0 |
| AS41973 | VHI-AS - VHI Healthcare, IE | 256 | 0 |
| AS42090 | RAPIDBB - Rapid Broadband Ltd, IE | 12,288 | 4,294,967,296 |
| AS42213 | MPIL-AS-1 - Mallinckrodt Pharmaceuticals Ireland Ltd, IE | 512 | 0 |
| AS42227 | AIRWIRE-AS - Airwire Ltd, IE | 10,240 | 4,294,967,296 |
| AS42310 | IEDR - IE Domain Registry Ltd, IE | 2,048 | 196,608 |
| AS42326 | hertzire-as - HERTZ EUROPE SERVICE CENTRE LIMITED, IE | 512 | 0 |
| AS42874 | GILEAD - Gilead Sciences, Inc., IE | 512 | 0 |
| AS42953 | INEX-CORK - Internet Neutral Exchange Association Company Limited By Guarantee, IE | 512 | 4,294,967,296 |
| AS43006 | DIGITAL-REALTY-IE - Digital Realty (UK) Limited, IE | 8,704 | 34,359,738,368 |
| AS43074 | KLAS - Klas Ltd, IE | 1,792 | 4,294,967,296 |
| AS43178 | TECHNOLABS - Technolabs Networks Ltd., IE | 256 | 0 |
| AS43192 | imedia-AS - Ajisko Ltd t/a Integrated Media Solutions, IE | 4,608 | 0 |
| AS43406 | LIGHTHOUSE-AS - Lighthouse Networks Limited, IE | 11,520 | 34,359,738,368 |
| AS43484 | Mentor-Graphics-AS - Mentor Graphics (Ireland) Ltd., IE | 1,792 | 0 |
| AS43515 | YOUTUBE - Google Ireland Limited, IE | 21,760 | 16,842,752 |
| AS43610 | ACT-ASN1-Bracetown - ErgoServices Ltd, IE | 2,048 | 0 |
| AS43685 | mean-servers-eu - Mean Servers Limited, IE | 1,024 | 30,064,771,072 |
| AS43829 | IRISHDOMAINS - Irish Domains Ltd, IE | 1,024 | 0 |
| AS43984 | THRPP-AS - 3playplus Ltd., IE | 8,448 | 0 |
| AS44196 | ASN-BUDGETTELECOM - Modeva Interactive, IE | 1,024 | 0 |
| AS44212 | ADELPHINET1-AS - Adelphi Net1 Ltd, IE | 13,312 | 77,309,411,328 |
| AS44384 | crossan - Crossan CableComm Ltd, IE | 5,120 | 0 |
| AS44451 | SKYTEL-AS - SKYTEL NETWORKS IRELAND LIMITED, IE | 8,192 | 0 |
| AS44786 | ADOBE-IRELAND-AS - Adobe Systems Software Ireland Ltd, IE | 5,888 | 65,536 |
| AS44815 | POCKETKINGS-AS - TSG INTERACTIVE SERVICES (IRELAND) LIMITED, IE | 256 | 0 |
| AS47417 | CELTRAK-AS - Celtrak Ltd, IE | 2,048 | 0 |
| AS47490 | TuxBox-AS - TuxBox, IE | 1,280 | 4,295,032,832 |
| AS47615 | FUJITSU-AS - Fujitsu Services Ltd., IE | 256 | 0 |
| AS47680 | NHCS - EOBO Ltd T/A BBnet, IE | 10,240 | 0 |
| AS47720 | CIX-AS - CORK INTERNET EXCHANGE LIMITED, IE | 14,848 | 8,589,934,592 |
| AS47870 | SNCR-ASN - SYNCHRONOSS SOFTWARE IRELAND, LTD, IE | 1,280 | 524,288 |
| AS47931 | APSI-ASN1 - Agora Publishing Services (Ireland) Limited, IE | 1,280 | 0 |
| AS47941 | REDHAT - Red Hat Ltd, IE | 256 | 0 |
| AS47942 | REGB-AS - Regional Broadband Ireland Ltd, IE | 5,120 | 34,359,738,368 |
| AS48142 | permanetAS - Permanet Limited, IE | 9,216 | 0 |
| AS48255 | Abtran-AS - Abtran Limited., IE | 256 | 0 |
| AS48342 | Deloitte-And-Touche-Irl - Deloitte & Touche, IE | 256 | 0 |
| AS48406 | Mentor-Graphics-AS - Mentor Graphics (Ireland) Ltd., IE | 256 | 0 |
| AS48970 | NATUSIE - Natus Manufacturing Limited, IE | 1,024 | 0 |
| AS49221 | atlantek - Atlantek Computers Teoranta Ltd, IE | 3,072 | 0 |
| AS49406 | FWI - Fast Wireless Internet Ltd, IE | 8,192 | 0 |
| AS49567 | APTUS-AS - Aptus Ltd, IE | 9,216 | 34,359,738,368 |
| AS49766 | BITBUZZ-AS - Bitbuzz Ltd, IE | 4,096 | 0 |
| AS50032 | ADOBE-AS - Adobe Systems Software Ireland Ltd, IE | 2,560 | 4,294,967,296 |
| AS50326 | IPTELECOM-AS - INTERNET PROTOCOL TELECOM LTD, IE | 3,584 | 0 |
| AS50883 | NTHILL-AS - Ninetreehill Broadband Ltd, IE | 2,304 | 0 |
| AS51173 | PBB - Premier Data Networks LTD, IE | 3,328 | 0 |
| AS51516 | Fexco - Fexco Unlimited Company, IE | 512 | 0 |
| AS51677 | HETG-AS - HIBERNIA SERVICES LIMITED, IE | 3,328 | 0 |
| AS51865 | DIDWW-AS - DIDWW Ireland Limited, IE | 2,048 | 4,294,967,296 |
| AS56638 | J2-IRE-AS - j2 Global Ireland Limited, IE | 1,024 | 131,072 |
| AS56767 | MLNET-AS - Airfibre Limited, IE | 3,072 | 0 |
| AS56778 | PURETELECOM-IE-NET - Pure Telecom Ltd, IE | 256 | 0 |
| AS57052 | BIOWAREONLINEEU1 - Bioware Ireland Ltd, IE | 8,192 | 1,048,576 |
| AS57791 | ARDEN-AS - Arden Broadband Ltd, IE | 7,168 | 0 |
| AS58173 | ONWAVE - Nucleus VP Group Limited, IE | 6,144 | 68,719,476,736 |
| AS59769 | SMBCAC-IE-AS - SMBC Aviation Capital Limited, IE | 256 | 0 |
| AS60110 | ModelTelecom - Model Telecom Ltd, IE | 4,352 | 34,359,738,368 |
| AS60155 | OrionDigtalServicesAS - Orion Digital Services Ltd., IE | 1,024 | 0 |
| AS60214 | MAINTS - Maints Limited, IE | 1,024 | 0 |
| AS60229 | DEMONWARE - Demonware Limited, IE | 512 | 0 |
| AS60277 | Telcom-01 - TELCOM LIMITED, IE | 3,072 | 0 |
| AS60423 | NORDEUS - Nordeus Limited, IE | 1,280 | 0 |
| AS60499 | LINX - Opt1mize Technologies Limited, IE | 768 | 0 |
| AS60751 | SERVEBYTE - SERVEBYTE LTD, IE | 0 | 8,589,934,592 |
| AS61145 | Realbroadbandcom - Real Broadband Ltd, IE | 2,048 | 0 |
| AS61194 | ANOTHER9 - Business Recovery Services Limited, IE | 6,400 | 0 |
| AS61314 | CBoI-AS - Central Bank of Ireland, IE | 512 | 0 |
| AS62017 | CGATE-AS - Commercegate Ireland LTD, IE | 512 | 0 |
| AS62129 | wirelessconnect16 - Wireless Connect Ltd., IE | 4,608 | 0 |
| AS62168 | BROIGHTER - Broighter Networks Limited, IE | 256 | 16,777,216 |
| AS62455 | WBB-AS - Wifiber Limited, IE | 6,400 | 68,719,542,272 |
| AS196737 | AIRWAVE - Airwave Internet, IE | 3,072 | 0 |
| AS197853 | IrishTelcom - ITS Irish Telecom Services Ltd, IE | 4,096 | 0 |
| AS197953 | VMW-IE - VMware International Ltd., IE | 2,048 | 0 |
| AS197957 | KERBB - Ker Broadband Communications Ltd, IE | 1,536 | 0 |
| AS198260 | AFILIAS-AMS2 - Afilias Ltd, IE | 256 | 65,536 |
| AS198301 | WKD-AS - Workday Limited, IE | 1,536 | 0 |
| AS198812 | WHITELAKE - Whitelake Communications Limited, IE | 256 | 0 |
| AS199027 | J2-GLOBAL-IRELAND - j2 Global Ireland Ltd, IE | 256 | 0 |
| AS199256 | LTH-AS - Leeson Telecom Holdings Ltd, IE | 13,824 | 34,359,738,368 |
| AS199336 | OneCloud-DC - VMware International Ltd., IE | 256 | 0 |
| AS199346 | KBB-AS - Kerry Broadband Ltd, IE | 2,560 | 0 |
| AS199373 | NW-AS - E-Search DAC, IE | 2,048 | 0 |
| AS199588 | DHDA - Digital Hub Development Agency, IE | 1,024 | 4,294,967,296 |
| AS200005 | ASAVIE-TECHNOLOGIES-AS - Asavie Technologies Limited, IE | 1,792 | 17,179,869,184 |
| AS200046 | SmythCablevision - Smyths Audio and Video Systems Ltd., IE | 1,024 | 0 |
| AS200174 | premierbb-AS - Premier Broadband Limited, IE | 1,024 | 0 |
| AS200363 | BK-AS - Blacknight Internet Solutions Limited, IE | 256 | 4,294,967,296 |
| AS200451 | WD-DUBIT - Workday Limited, IE | 512 | 0 |
| AS200500 | Vesta-DUB - Vesta Payment Solutions Limited, IE | 768 | 0 |
| AS200562 | Welltel-IE - Welltel (Ireland) Ltd, IE | 3,072 | 34,359,738,368 |
| AS200565 | IVERTEC - Ivertec Ltd, IE | 1,280 | 0 |
| AS200677 | gw-dublin - Guidewire Software (Ireland) Limited, IE | 256 | 0 |
| AS200807 | sleepless-ie-as - Sleepless Server Solutions Ltd., IE | 1,024 | 0 |
| AS200824 | SUSQ-IRE - Susquehanna International Group Ltd, IE | 1,280 | 0 |
| AS200946 | RSA-AS - EMC Information Systems International, IE | 1,280 | 0 |
| AS200947 | IE-ROYALDUBLINSOCIETY-20141223 - Royal Dublin Society, IE | 1,024 | 0 |
| AS200948 | Linesight-Public - Rolbay UC, IE | 1,024 | 0 |
| AS201000 | WHIZZY-FTTX - Js Whizzy Internet Limited, IE | 4,608 | 4,294,967,296 |
| AS201033 | Sbtech-AS - SBTech (Global) Limited, IE | 256 | 0 |
| AS201111 | AS_FINTRAX - Planet Payment Group Holdings Limited, IE | 512 | 0 |
| AS201255 | BSB-AS - BS&B Safety Systems Limited, IE | 256 | 0 |
| AS201607 | CELTIC-AS - Celtic Broadband Limited, IE | 1,024 | 0 |
| AS202148 | BOYLESPORTS-AS - Boylesports Limited, IE | 512 | 0 |
| AS202681 | pricerunner - PriceRunner International AB, IE | 256 | 0 |
| AS202745 | linkedin - LinkedIn Austria GmbH, IE | 512 | 65,536 |
| AS202823 | OFFICEIT - Office IT Ltd., IE | 512 | 0 |
| AS203060 | cimpress - Cimpress Ireland Limited, IE | 768 | 0 |
| AS203109 | intellicom - Intellicom Ireland Ltd, IE | 1,024 | 0 |
| AS203262 | INNOVATEBT-AS - Innovate Business Technology Ltd, IE | 512 | 4,294,967,296 |
| AS203754 | asphonepulse - Phone Pulse Ltd, IE | 1,024 | 0 |
| AS204458 | TotalWireless_AS - Total Wireless Ltd, IE | 1,024 | 0 |
| AS204536 | tsfy - TSFY Ltd, IE | 1,024 | 0 |
| AS204994 | Limited-Slip-Networks - Tiernan OToole, IE | 256 | 65,536 |
| AS205157 | CIDNOC - Daniel Cid, IE | 1,536 | 262,144 |
| AS205189 | BOIGROUP - BANK OF IRELAND GROUP PUBLIC LIMITED COMPANY, IE | 512 | 0 |
| AS205437 | dawnmeats - Dawn Meats Group Unlimited Company, IE | 1,024 | 0 |
| AS205494 | THOMASBOLGER-AS - Thomas John Bolger, IE | 1,024 | 4,294,967,296 |
| AS205587 | WEBWORLD-BROADBAND-AS - Sternforth Ltd., IE | 256 | 0 |
| AS205743 | munster - Munster Wireless Ltd., IE | 1,024 | 0 |
| AS205751 | pobail - Telecom Pobail Teoranta, IE | 1,024 | 0 |
| AS206051 | ARAMARK-IE - ARAMARK N.V, IE | 256 | 0 |
| AS206309 | Regeneron-AS - Regeneron Ireland, IE | 256 | 0 |
| AS206457 | EA-IE-GALWAY - Electronic Arts Limited, IE | 256 | 0 |
| AS206514 | FREEMESH-IE - Freemesh, IE | 0 | 65,536 |
| AS206663 | MTS-MEDIA - MTS Media Ltd, IE | 1,792 | 0 |
| AS206695 | ADU3 - AIRBNB IRELAND ULC, IE | 256 | 0 |
| AS206723 | CARNSOREBROADBAND - Carnsore Broadband Limited, IE | 4,352 | 0 |
| AS206726 | AXA_TECH_FORCLP - Financial Insurance Group Services Limited, IE | 256 | 0 |
| AS206746 | SCCBROADBAND-AS - SCC BROADBAND LIMITED, IE | 768 | 8,589,934,592 |
| AS207044 | ENET-AS - Enet Telecommunications Networks Limited, IE | 16,384 | 35,433,676,800 |
| AS208116 | ATHORA-IE - Athora Ireland Services Limited, IE | 256 | 0 |
| AS208256 | Stingers - Stingers Inc., IE | 0 | 68,719,476,736 |
| AS209285 | ESB - Electricity Supply Board, IE | 512 | 0 |
| AS209312 | COMPASS-AS - Compass Education Holdings Limited, IE | 256 | 65,536 |
| AS209506 | CushNet - Stephen Cushen, IE | 256 | 262,144 |
| AS209540 | EXPEDIA-DUBLIN - Expedia.com Ltd., IE | 256 | 0 |
| AS209924 | MLBLTD-AS - MLB Limited, IE | 768 | 0 |
| AS209975 | INCA-AS - Edward Campbell trading as INCA, IE | 1,024 | 1,610,612,736 |
| AS213236 | MARCOGROSSI - Marco Grossi, IE | 0 | 196,608 |