Country
Ireland
Autonomous systems registered in Ireland, largest IPv4 address space first.
Routed networks
208
of 291 registered
IPv4 addresses
8.71M
1,543 prefixes
IPv6 prefixes
354
IE
Networks
| AS | Network | IPv4 addresses | IPv4 prefixes | IPv6 prefixes | Upstreams | Downstreams |
|---|---|---|---|---|---|---|
| AS43515 | Google Ireland Limited | 2.68M | 192 | 36 | 8 | 1 |
| AS1213 | ASIERA TECHNOLOGY SERVICES CLG | 1.84M | 17 | 1 | 8 | 3 |
| AS15502 | Vodafone Ireland Limited | 1.43M | 218 | 0 | 3 | 4 |
| AS5466 | Eircom Limited | 1.11M | 25 | 3 | 29 | 14 |
| AS2110 | Enet Communications LIMITED | 247K | 16 | 2 | 5 | 13 |
| AS13280 | Three Ireland (Hutchison) limited | 242K | 70 | 0 | 6 | 3 |
| AS31122 | Digiweb ltd | 201K | 45 | 6 | 24 | 23 |
| AS34245 | Magnet Networks Limited | 106K | 18 | 2 | 19 | 5 |
| AS2850 | University College Dublin | 65.54K | 1 | 0 | 1 | 0 |
| AS25441 | Imagine Communications Group Limited | 57.34K | 9 | 1 | 6 | 0 |
| AS16171 | Fulnett Limited | 45.06K | 9 | 1 | 4 | 1 |
| AS29650 | Digiweb ltd | 27.14K | 9 | 1 | 2 | 0 |
| AS211439 | Jurgita Jurgaitiene trading as LOCOTORPI | 25.86K | 85 | 0 | 4 | 0 |
| AS39122 | Blacknight Internet Solutions Limited | 25.60K | 23 | 6 | 32 | 23 |
| AS8918 | Coolwave Communications Limited | 25.09K | 4 | 0 | 19 | 0 |
| AS15751 | Eircom Limited | 24.83K | 7 | 1 | 1 | 0 |
| AS15612 | ServeCentric Ltd. | 24.58K | 2 | 0 | 3 | 2 |
| AS207044 | Enet Telecommunications Networks Limited | 23.30K | 26 | 17 | 21 | 12 |
| AS207266 | Identity Digital Limited | 21.25K | 83 | 83 | 2 | 0 |
| AS15806 | Irish Government | 20.74K | 4 | 1 | 5 | 1 |
| AS47720 | Cork Internet Exchange Limited | 19.71K | 13 | 3 | 21 | 7 |
| AS56410 | Leeson Telecom Holdings Ltd | 18.18K | 22 | 1 | 6 | 4 |
| AS30900 | Sternforth Ltd. trading as WebWorld | 16.64K | 34 | 2 | 5 | 1 |
| AS214609 | Google Cloud EMEA Ltd | 16.38K | 1 | 1 | 2 | 0 |
| AS214611 | Google Cloud EMEA Ltd | 16.38K | 1 | 1 | 2 | 0 |
| AS201000 | Js Whizzy Internet Limited | 15.62K | 32 | 6 | 1 | 0 |
| AS42227 | Airwire Ltd | 13.31K | 17 | 1 | 6 | 2 |
| AS44212 | Adelphi Net1 Ltd | 13.31K | 7 | 4 | 6 | 0 |
| AS42090 | Rapid Broadband Ltd | 12.29K | 6 | 0 | 3 | 0 |
| AS43406 | Lighthouse Networks Limited | 11.78K | 6 | 1 | 6 | 0 |
| AS57052 | ELECTRONIC ARTS IRELAND LIMITED | 11.52K | 9 | 1 | 3 | 0 |
| AS29644 | AIRSPEED COMMUNICATIONS LIMITED | 11.26K | 7 | 3 | 1 | 3 |
| AS39093 | WESTNET BROADBAND MAYO LIMITED | 10.50K | 4 | 2 | 4 | 0 |
| AS34912 | Vodafone Ireland Limited | 10.50K | 3 | 0 | 1 | 2 |
| AS44786 | Adobe Systems Software Ireland Ltd | 9.98K | 36 | 0 | 6 | 0 |
| AS60924 | Orixcom Limited | 9.73K | 22 | 3 | 6 | 3 |
| AS49567 | Aptus Ltd | 9.22K | 7 | 1 | 5 | 0 |
| AS43984 | Conscia Technologies LIMITED | 8.45K | 2 | 0 | 2 | 1 |
| AS47680 | EOBO Ltd T/A BBnet | 8.19K | 1 | 0 | 4 | 1 |
| AS215733 | Blacknight Internet Solutions Limited | 7.17K | 7 | 2 | 1 | 0 |
| AS39449 | Fastcom Broadband Limited | 7.17K | 4 | 0 | 4 | 0 |
| AS57791 | Arden Broadband Ltd | 6.14K | 3 | 0 | 1 | 0 |
| AS24675 | Irish Government | 5.89K | 20 | 0 | 4 | 0 |
| AS43192 | Ajisko Ltd t/a Integrated Media Solutions | 5.63K | 3 | 0 | 1 | 3 |
| AS48305 | Noraina Ltd | 5.12K | 7 | 5 | 29 | 0 |
| AS44384 | Crossan CableComm Ltd | 5.12K | 2 | 1 | 6 | 0 |
| AS47942 | Regional Telecom Ltd | 5.12K | 2 | 1 | 3 | 0 |
| AS61194 | EKCO CLOUD IRELAND LIMITED | 5.12K | 3 | 0 | 3 | 0 |
| AS62129 | Wireless Connect Ltd. | 4.61K | 4 | 0 | 1 | 4 |
| AS50326 | INTERNET PROTOCOL TELECOM LTD | 4.35K | 7 | 0 | 7 | 0 |
| AS60277 | Agility Communications Limited | 4.35K | 6 | 1 | 6 | 1 |
| AS15405 | East Cork Broadband Limited | 4.35K | 5 | 1 | 1 | 0 |
| AS206723 | Carnsore Broadband Limited | 4.35K | 5 | 1 | 3 | 1 |
| AS60110 | Model Telecom Ltd | 4.35K | 5 | 0 | 1 | 1 |
| AS196737 | Airwave Internet | 4.10K | 4 | 0 | 1 | 0 |
| AS49406 | Fast Wireless Internet Ltd | 4.10K | 1 | 0 | 1 | 0 |
| AS47870 | SYNCHRONOSS SOFTWARE IRELAND, LTD | 3.33K | 13 | 15 | 2 | 1 |
| AS51173 | Premier Data Networks LTD | 3.33K | 13 | 0 | 2 | 0 |
| AS51677 | Hibernia Services Limited | 3.33K | 13 | 0 | 5 | 0 |
| AS51046 | Bringo Limited | 3.33K | 7 | 1 | 3 | 0 |
| AS2647 | Orange Business Communications Technology Limited | 3.07K | 12 | 0 | 1 | 3 |
| AS30864 | Elavon Financial Services DAC | 3.07K | 7 | 0 | 3 | 0 |
| AS1197 | Network Ability Limited | 3.07K | 2 | 1 | 1 | 1 |
| AS41073 | Raidio Teilifis Eireann | 3.07K | 2 | 1 | 7 | 0 |
| AS49221 | Atlantek Computers Teoranta Ltd | 3.07K | 2 | 0 | 1 | 0 |
| AS12372 | Cubic Telecom Limited | 2.82K | 8 | 10 | 2 | 0 |
| AS209285 | Electricity Supply Board | 2.82K | 6 | 0 | 3 | 0 |
| AS200565 | Ivertec Ltd | 2.82K | 4 | 1 | 5 | 0 |
| AS199346 | Kerry Broadband Ltd | 2.82K | 3 | 0 | 1 | 0 |
| AS42310 | IE Domain Registry CLG | 2.56K | 6 | 3 | 7 | 0 |
| AS201111 | Planet Payment Group Holdings Limited | 2.56K | 7 | 0 | 1 | 0 |
| AS51865 | DIDWW Ireland Limited | 2.56K | 3 | 3 | 19 | 0 |
| AS198301 | Workday Limited | 2.30K | 9 | 0 | 5 | 0 |
| AS216414 | UPMC GLOBAL OPERATIONS CENTER LIMITED | 2.30K | 7 | 0 | 2 | 0 |
| AS61145 | Real Broadband Ltd | 2.30K | 3 | 0 | 2 | 0 |
| AS50883 | Ninetreehill Broadband Ltd | 2.30K | 2 | 0 | 1 | 0 |
| AS201310 | Interlink Ireland Ltd | 2.05K | 5 | 0 | 2 | 0 |
| AS207382 | JEREMIAH KEANE | 2.05K | 5 | 0 | 2 | 0 |
| AS200562 | Welltel (Ireland) Ltd | 2.05K | 2 | 1 | 5 | 0 |
| AS39319 | QuestZones (Europe) Limited | 2.05K | 1 | 1 | 5 | 0 |
| AS31128 | Apple Distribution International Ltd. | 1.82K | 8 | 9 | 6 | 0 |
| AS200807 | Sleepless Server Solutions Ltd. | 1.79K | 5 | 1 | 3 | 0 |
| AS209924 | MLB Limited | 1.79K | 6 | 0 | 1 | 0 |
| AS2128 | Internet Neutral Exchange Association Company Limited By Guarantee | 1.79K | 3 | 2 | 4 | 0 |
| AS43484 | Siemens Industry Software Limited | 1.79K | 4 | 0 | 2 | 0 |
| AS211535 | Ilkari Ireland Company Limited | 1.54K | 3 | 2 | 3 | 1 |
| AS39485 | Northwest Broadband Connect Ltd. | 1.54K | 2 | 1 | 2 | 0 |
| AS50088 | Fort Information Technologies Ltd | 1.54K | 3 | 0 | 4 | 0 |
| AS197957 | Ker Broadband Communications Ltd | 1.54K | 2 | 0 | 1 | 0 |
| AS35289 | NortonLifeLock Ireland Limited | 1.28K | 5 | 0 | 4 | 0 |
| AS200946 | EMC Information Systems International PUC | 1.28K | 5 | 0 | 2 | 0 |
| AS47490 | TuxBox | 1.28K | 2 | 2 | 1 | 0 |
| AS200046 | Smyths Audio and Video Systems Ltd. | 1.28K | 2 | 0 | 1 | 0 |
| AS200824 | Susquehanna International Group Ltd | 1.28K | 2 | 0 | 2 | 0 |
| AS204536 | TSFY Ltd | 1.28K | 2 | 0 | 5 | 0 |
| AS206746 | SCC BROADBAND LIMITED | 1.02K | 4 | 4 | 2 | 0 |
| AS34815 | Dublin Enterprise & Technology Centre Limited | 1.02K | 4 | 0 | 1 | 0 |
| AS42326 | HERTZ EUROPE SERVICE CENTRE LIMITED | 1.02K | 4 | 0 | 1 | 0 |
| AS44196 | Edward Campbell | 1.02K | 4 | 0 | 1 | 0 |
| AS47446 | Barclays Bank lreland PLC | 1.02K | 4 | 0 | 2 | 0 |
Registration country comes from the regional registries' delegation files. A network registered here may announce space used anywhere.