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How Ireland ranks worldwide on dormant space, the transfer market, routing security and address density.
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 | 246.3K | 17 |
| AS13280IE | H3GIE Three Ireland (Hutchison) limited | 241.7K | 70 |
| AS31122IE | DIGIWEB-AS Digiweb ltd | 201.5K | 51 |
| AS25441IE | IBIS-AS Imagine Communications Group Limited | 134.9K | 25 |
| AS34245IE | MAGNET-AS Magnet Networks Limited | 106K | 20 |
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| AS205494IE | THOMASBOLGER-AS Thomas John Bolger | — | 65.5K | 1 |
| AS198836IE | SMARTBOXEXPERIENCE Smartbox Experience Limited | — | — | 0 |
| AS206290IE | GrahamHayes Graham Hayes | — | 5 | 4 |
| AS56778IE | PURETELECOM-IE-NET Pure Telecom Ltd | — | — | 0 |
| AS204882IE | DNOLAN-AS DENIS NOLAN | — | 3 | 3 |
| AS199200IE | RADIOTWOTHOUSAND Bauer Audio Ireland Limited trading as Bauer Media Audio Ireland LP | — | — | 0 |
| AS205088IE | ShellNet XIAOKANG WANG | — | 2 | 2 |
| AS3286IE | IOL Enet Communications LIMITED | — | — | 0 |
| AS61186IE | ZENDESK-INTL Zendesk International Limited | — | — | 0 |
| AS206824IE | Linhua-Tang Linhua Tang | — | 3 | 3 |
| AS205702IE | COMPLICITY Zoe O'Connell | — | 1 | 1 |
| AS35068IE | VIRTU-FINANCIAL Virtu Financial Ireland Limited | — | — | 0 |
| AS212925IE | Miguel-Landaeta Miguel Landaeta | — | 1 | 1 |
| AS43760IE | INEX-RS Internet Neutral Exchange Association Company Limited By Guarantee | — | — | 0 |
| AS207738IE | EALTA Colm O Hici | — | 1 | 1 |
| AS199687IE | in2tel-db3 8x8 Communications CX Solutions LIMITED | — | — | 0 |
| AS198528IE | OGN-RU ORANGE BUSINESS COMMUNICATIONS TECHNOLOGY LIMITED | — | — | 0 |
| AS209676IE | VMW-MUC2 Vmware International Unlimited Company | — | — | 0 |
| AS208768IE | ConstV6 Constantine Evans | — | 13 | 6 |
| AS203239IE | VMW-BG Vmware International Unlimited Company | — | — | 0 |
| AS214355IE | MMSOFT-ASN MMSOFT Design Limited | — | — | 0 |
| AS198993IE | WD-AMS Workday Limited | — | — | 0 |
| AS41607IE | PMNet PROJECT MANAGEMENT LIMITED | — | — | 0 |
| AS62455IE | WBB-AS Digiweb ltd | — | — | 0 |
| AS210680IE | locotorpi Jurgita Jurgaitiene trading as LOCOTORPI | — | — | 0 |
| AS198555IE | VMW-SVQ01 Vmware International Unlimited Company | — | — | 0 |
| AS214055IE | COMREG Commission for Communications Regulation (ComReg) | — | — | 0 |
| AS206695IE | ADU3 AIRBNB IRELAND ULC | — | — | 0 |
| AS198625IE | VMW-EVN01 Vmware International Unlimited Company | — | — | 0 |
| AS208539IE | VMW-TLV01 Vmware International Unlimited Company | — | — | 0 |
| AS203060IE | cimpress Cimpress Ireland Limited | — | — | 0 |
| AS201428IE | VMW-LHR01 Vmware International Unlimited Company | — | — | 0 |
| AS56767IE | ZIRDAI-AS Zirdai Limited | — | — | 0 |
| AS56638IE | J2-IRE-AS j2 Global Ireland Limited | — | — | 0 |
| AS213368IE | MarcoBox Marco Ciotola | — | 5 | 5 |
| AS209539IE | redtec-tc-1 Google Cloud EMEA Ltd | — | — | 0 |
| AS213236IE | MARCOGROSSI Marco Grossi | — | 2 | 2 |
| AS41883IE | CNT-AS Vodafone Ireland Limited | — | — | 0 |
| AS211232IE | AIRWAVE2 Lackabeha Services Ltd. | — | — | 0 |
| AS44348IE | ORIXCOM-UK Orixcom Limited | — | — | 0 |
| AS213040IE | KEYBUS-LTD Keybus Ltd | — | — | 0 |
| AS207726IE | VMW-AMS04 Vmware International Unlimited Company | — | — | 0 |
| AS199336IE | OneCloud-DC Vmware International Unlimited Company | — | — | 0 |
| AS199373IE | NW-AS E-Search DAC | — | — | 0 |
| AS62431IE | NCSC-IE-AS National Cyber Security Centre | — | — | 0 |
| AS205587IE | WEBWORLD-BROADBAND-AS Sternforth Ltd. trading as WebWorld | — | — | 0 |