| IE | AS212312 | Exigent Network Integration |
| US | AS16599 | Bentley Systems |
| IE | AS206309 | REGENERON IRELAND DESIGNATED ACTIVITY COMPANY |
| IE | AS206695 | AIRBNB IRELAND ULC |
| US | AS62190 | Dropbox Inc. |
| US | AS53927 | ACI Worldwide, Inc. |
| IE | AS201111 | Planet Payment Group Holdings Limited |
| IE | AS61186 | Zendesk EU |
| US | AS1449 | PayPal, Inc. |
| IE | AS48255 | Abtran Limited. |
| IE | AS43484 | Siemens Industry Software Limited |
| US | AS14297 | ACI Worldwide, Inc. |
| US | AS20258 | Analog Devices, Inc. |
| CA | AS394583 | The Great-West Life Assurance Company |
| IE | AS47417 | Trane Technologies International Limited |
| IE | AS204597 | Wayfair Stores Ltd |
| IE | AS48342 | Deloitte & Touche |
| IE | AS200363 | Blacknight Internet Solutions Limited |
| IE | AS203060 | Cimpress Ireland Limited |
| IE | AS199346 | Kerry Broadband Ltd |
| US | AS395971 | Quest Software Inc |
| US | AS13971 | HedgeServ Corporation |
| IE | AS51677 | Joebrady |
| IE | AS35424 | FINTUA LIMITED |
| US | AS30614 | Dell, Inc. |
| IE | AS216153 | NBI INFRASTRUCTURE DESIGNATED ACTIVITY COMPANY |
| IE | AS50813 | PAY AND SHOP LIMITED |
| IE | AS2128 | INEX Route Collectors |
| IE | AS200947 | Royal Dublin Society |
| IE | AS24675 | Irish Government |
| GB | AS5400 | BT British Telecommunications PLC |
| RU | AS57304 | RETNRU |
| IE | AS42326 | HERTZ EUROPE SERVICE CENTRE LIMITED |
| CH | AS3303 | Swisscom |
| IE | AS207044 | Enet Telecommunications Networks Limited |
| IE | AS42090 | Rapid Broadband Ltd |
| IE | AS43984 | Plannet21 Communications Ltd |
| US | AS27475 | Wayfair LLC |
| US | AS6461 | Zayo |
| FR | AS43531 | IX Reach |
| US | AS3573 | Accenture LLP |
| DE | AS13237 | euNetworks Group |
| IE | AS31122 | Viatel Ireland |
| US | AS6939 | Hurricane Electric |
| DK | AS2603 | NORDUnet |
| IE | AS15806 | Irish Government Network |
| GB | AS4455 | BSO |
| IE | AS5466 | eircom |
| IE | AS13280 | Three Ireland (Hutchison) Ltd |
| IE | AS43192 | Ajisko Ltd t/a Integrated Media Solutions |
