| AT | AS47186 | Porr AG |
| AT | AS24792 | Stadtwerke Kitzbuehel e.U. |
| AT | AS34885 | Erzdioezese Salzburg |
| AT | AS205803 | Eurofunk Kappacher GmbH |
| AT | AS42378 | Rundfunk und Telekom Regulierungs-GmbH |
| AT | AS39508 | AXIANS ICT Austria GmbH |
| AT | AS203467 | Best in Parking AG |
| AT | AS28839 | United Nations Office at Vienna |
| AT | AS208718 | Harald Leithner |
| AT | AS213266 | NTS Netzwerk Telekom Service AG |
| AT | AS201185 | CANCOM Austria AG |
| AT | AS200501 | SIPit Kommunikationsmanagement GmbH |
| AT | AS31457 | Eos Data Systems GmbH |
| AT | AS47411 | Kremsmueller Anlagenbau GmbH |
| AT | AS201108 | OMICRON electronics GmbH |
| AT | AS60951 | LINK Mobility Austria GmbH |
| AT | AS205269 | Hermann Pfanner Getraenke GmbH |
| AT | AS25126 | TIWAG-Tiroler Wasserkraft AG |
| AT | AS205243 | CloudNow GmbH |
| EE | AS207428 | Rednet LLC |
| AT | AS206031 | KNAPP Systemintegration GmbH |
| AT | AS42061 | LINZ STROM GAS WAERME GmbH fuer Energiedienstleistungen und Telekommunikation |
| AT | AS44392 | Salzburger Flughafen GmbH |
| AT | AS202703 | net-sol GmbH |
| AT | AS47576 | Netzware Handels- und IT-Dienstleistungs GmbH |
| AT | AS205728 | at-cf-it |
| AT | AS28919 | Stadtwerke Kufstein |
| AT | AS209934 | WIERER GmbH & Co KG |
| AT | AS12447 | Ernst Klingler Kabelfernsehen Gmbh |
| AT | AS214335 | HIF |
| AT | AS204081 | IMENDO GmbH |
| AT | AS33872 | Alpha Medien Service GmbH |
| GB | AS51087 | Bling Network |
| AT | AS50226 | NETcompany |
| CH | AS41555 | Novartis AG |
| AT | AS12930 | card complete Service Bank AG |
| AT | AS35765 | Gemeindewerke Telfs GmbH |
| AT | AS39879 | Sozialversicherungs-Chipkarten Betriebs- und Errichtungsgesellschaft m.b.H - SVC |
| AT | AS16105 | EMAKINA Central and Eastern Europe GmbH |
| AT | AS52111 | GroupM Kommunikationsagentur GmbH |
| SE | AS44757 | Global Blue Holdings Aktiebolag |
| AT | AS44825 | Oesterreichisches Rotes Kreuz, Landesverband Oberoesterreich |
| MD | AS29654 | 7 REASONS S.R.L. |
| AT | AS61109 | Stadtgemeinde/Stadtwerke Imst |
| AT | AS29560 | Industrie-Logistik-Linz GmbH |
| AT | AS196897 | Horst Grottenthaler |
| AT | AS199994 | RUBICON IT GmbH |
| AT | AS213084 | Four Telecom Services GmbH & Co KG |
| AT | AS34964 | Ripe-NetWorks e.U. |
| AT | AS8387 | T-Systems Austria GesmbH |
