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How Ireland ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to Ireland over time.
The largest autonomous systems registered to Ireland by IPv4 footprint.
Ireland against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
294 autonomous systems registered to Ireland. Click an AS for detail.
| AS2110IE | AS-BTIRE Enet Communications LIMITED | 246.5K | 18 |
| AS13280IE | H3GIE Three Ireland (Hutchison) limited | 225.3K | 69 |
| AS31122IE | DIGIWEB-AS Digiweb ltd | 201.5K | 51 |
| AS34245IE | MAGNET-AS Magnet Networks Limited | 106K | 20 |
| AS25441IE | IBIS-AS Imagine Communications Group Limited | 77.6K | 12 |
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| AS197822IE | VMW-ROM01 Vmware International Unlimited Company | — | — | 0 |
| AS201614IE | IIU-AS International Investment and Underwriting Unlimited Company | — | — | 0 |
| AS211200IE | Aptriva Aptriva Ltd | — | — | 0 |
| AS61186IE | ZENDESK-INTL Zendesk International Limited | — | — | 0 |
| AS207127IE | IE-HSL-01 Intergraph Process Power and Marine Ireland Limited | — | — | 0 |
| AS198836IE | SMARTBOXEXPERIENCE Smartbox Experience Limited | — | — | 0 |
| AS199373IE | NW-AS E-Search DAC | — | — | 0 |
| AS198553IE | VMW-DXB01 Vmware International Unlimited Company | — | — | 0 |
| AS43760IE | INEX-RS Internet Neutral Exchange Association Company Limited By Guarantee | — | — | 0 |
| AS207885IE | malissa Pui-Hin Vincent Lee | — | — | 0 |
| AS214860IE | DunnesStores-ASN Dunnes Stores Unlimited | — | — | 0 |
| AS209449IE | VMW-LHR06 Vmware International Unlimited Company | — | — | 0 |
| AS62455IE | WBB-AS Digiweb ltd | — | — | 0 |
| AS206132IE | AIL-EDC-AS ABBOTT RAPID DX INTERNATIONAL LIMITED | — | — | 0 |
| AS213991IE | BCG2-AS Barclays Bank lreland PLC | — | — | 0 |
| AS209519IE | redtec-tc-2 Google Cloud EMEA Ltd | — | — | 0 |
| AS41736IE | NovaNetworks-AS Digiweb ltd | — | — | 0 |
| AS31458IE | SmartTelecom-AS Digiweb ltd | — | — | 0 |
| AS199323IE | VMW-BCN01 Vmware International Unlimited Company | — | — | 0 |
| AS198699IE | gni Gas Networks Ireland DAC | — | — | 0 |
| AS28867IE | Atos-IT-Solutions-and-Services-Ireland-AS ATOS IT SOLUTIONS AND SERVICES LIMITED | — | — | 0 |
| AS197853IE | IrishTelcom Digiweb ltd | — | — | 0 |
| AS56878IE | ORIXCOM-IE Orixcom Limited | — | — | 0 |
| AS209676IE | VMW-MUC2 Vmware International Unlimited Company | — | — | 0 |
| AS197953IE | VMW-IE Vmware International Unlimited Company | — | — | 0 |
| AS208539IE | VMW-TLV01 Vmware International Unlimited Company | — | — | 0 |
| AS200948IE | Linesight-Public Rolbay ULC | — | — | 0 |
| AS206695IE | ADU3 AIRBNB IRELAND ULC | — | — | 0 |
| AS49416IE | EXWEST Exchange West | — | — | 0 |
| AS216133IE | cloudcn Cloud Communication & Networks LTD | — | — | 0 |
| AS199368IE | VMW-MAD01 Vmware International Unlimited Company | — | — | 0 |
| AS209542IE | KEVINGANNON kevin gannon | — | — | 0 |
| AS214355IE | MMSOFT-ASN MMSOFT Design Limited | — | — | 0 |
| AS199200IE | RADIOTWOTHOUSAND Bauer Audio Ireland Limited trading as Bauer Media Audio Ireland LP | — | — | 0 |
| AS198625IE | VMW-EVN01 Vmware International Unlimited Company | — | — | 0 |
| AS39849IE | PTX-AS U.S. Bank Europe DAC | — | — | 0 |
| AS44348IE | ORIXCOM-UK Orixcom Limited | — | — | 0 |
| AS203060IE | cimpress Cimpress Ireland Limited | — | — | 0 |
| AS199687IE | in2tel-db3 8x8 Communications CX Solutions LIMITED | — | — | 0 |
| AS199336IE | OneCloud-DC Vmware International Unlimited Company | — | — | 0 |