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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.
290 autonomous systems registered to Ireland. Click an AS for detail.
| AS13280IE | H3GIE Three Ireland (Hutchison) limited | 241.7K | 70 |
| AS31122IE | DIGIWEB-AS Digiweb ltd | 201.5K | 51 |
| AS34245IE | MAGNET-AS Magnet Networks Limited | 106K | 20 |
| AS25441IE | IBIS-AS Imagine Communications Group Limited | 73.5K | 10 |
| AS2850IE | University-College-Dublin University College Dublin | 65.5K | 1 |
| — |
| — |
| 0 |
| AS201255IE | BSB-AS BS&B Safety Systems Limited | — | — | 0 |
| AS205088IE | ShellNet XIAOKANG WANG | — | 2 | 2 |
| AS41736IE | NovaNetworks-AS Digiweb ltd | — | — | 0 |
| AS200948IE | Linesight-Public Rolbay ULC | — | — | 0 |
| AS199373IE | NW-AS E-Search DAC | — | — | 0 |
| AS213991IE | BCG2-AS Barclays Bank lreland PLC | — | — | 0 |
| AS206290IE | GrahamHayes Graham Hayes | — | 5 | 4 |
| AS197953IE | VMW-IE Vmware International Unlimited Company | — | — | 0 |
| AS213236IE | MARCOGROSSI Marco Grossi | — | 2 | 2 |
| AS209519IE | redtec-tc-2 Google Cloud EMEA Ltd | — | — | 0 |
| AS35068IE | VIRTU-FINANCIAL Virtu Financial Ireland Limited | — | — | 0 |
| AS214860IE | DunnesStores-ASN Dunnes Stores Unlimited | — | — | 0 |
| AS199323IE | VMW-BCN01 Vmware International Unlimited Company | — | — | 0 |
| AS216133IE | cloudcn Cloud Communication & Networks LTD | — | — | 0 |
| AS201918IE | VMOTION VMotion IT Solutions LTD | — | — | 0 |
| AS56878IE | ORIXCOM-IE Orixcom Limited | — | — | 0 |
| AS198836IE | SMARTBOXEXPERIENCE Smartbox Experience Limited | — | — | 0 |
| AS39111IE | ADSI-AS Amazon Data Services Ireland Ltd | — | — | 0 |
| AS206422IE | in2tel-bt 8x8 Communications CX Solutions LIMITED | — | — | 0 |
| AS199368IE | VMW-MAD01 Vmware International Unlimited Company | — | — | 0 |
| AS28867IE | Atos-IT-Solutions-and-Services-Ireland-AS ATOS IT SOLUTIONS AND SERVICES LIMITED | — | — | 0 |
| AS49416IE | EXWEST Exchange West | — | — | 0 |
| AS205789IE | eden-net Eden Uhde | — | — | 0 |
| AS39849IE | PTX-AS U.S. Bank Europe DAC | — | — | 0 |
| AS60888IE | ASN-TITANIA Titania Networks Limited | — | — | 0 |
| AS205494IE | THOMASBOLGER-AS Thomas John Bolger | — | 65.5K | 1 |
| AS207662IE | KatieChapman Benjamin Chapman | — | 1 | 1 |
| AS213368IE | MarcoBox Marco Ciotola | — | 5 | 5 |
| AS213040IE | KEYBUS-LTD Keybus Ltd | — | — | 0 |
| AS199027IE | J2-GLOBAL-IRELAND j2 Global Ireland Ltd | — | — | 0 |
| AS35226IE | Ripplecom-AS Digiweb ltd | — | — | 0 |
| AS215477IE | WESTERNUNION-FRA-DE Western Union International Limited | — | — | 0 |
| AS207885IE | malissa Pui-Hin Vincent Lee | — | — | 0 |
| AS47417IE | CELTRAK-AS Trane Technologies International Limited | — | — | 0 |
| AS203381IE | VOIPANDIS Premier Data Networks LTD | — | — | 0 |
| AS206132IE | AIL-EDC-AS ABBOTT RAPID DX INTERNATIONAL LIMITED | — | — | 0 |
| AS31458IE | SmartTelecom-AS Digiweb ltd | — | — | 0 |
| AS211200IE | Aptriva Aptriva Ltd | — | — | 0 |
| AS207738IE | EALTA Colm O Hici | — | 1 | 1 |
| AS218846IE | DUNDNS DUNDNS LIMITED | — | — | 0 |
| AS198699IE | gni Gas Networks Ireland DAC | — | — | 0 |
| AS212925IE | Miguel-Landaeta Miguel Landaeta | — | 1 | 1 |
| AS198553IE | VMW-DXB01 Vmware International Unlimited Company | — | — | 0 |
| AS211024IE | devplayer0 Jack O'Sullivan | — | 3 | 3 |
| AS197822IE | VMW-ROM01 Vmware International Unlimited Company | — | — | 0 |
| AS12388IE | Cablesurf Virgin Media Ireland Limited | — | — | 0 |