| IT | AS21469 | Credito Emiliano S.p.A. |
| IT | AS205195 | EFSA - European Food Safety Authority |
| IT | AS41325 | REGIONE MARCHE |
| IT | AS25301 | Sr Net S.R.L. |
| IT | AS48135 | Leonardo S.p.A. |
| IT | AS206615 | COOPSERVICE S. COOP P.A. |
| IT | AS201352 | HAL Service SpA |
| IT | AS207042 | Siav S.p.A. |
| VA | AS8978 | Holy See |
| IT | AS12465 | Intesa Sanpaolo S.p.A. |
| IT | AS21451 | Banca Sella Holding S.p.A. |
| IT | AS31611 | Time-Net AS31611 |
| US | AS3573 | Accenture LLP |
| IT | AS21056 | Vianova |
| IT | AS213522 | INIX |
| IT | AS207132 | Balocco s.p.a. Industria Dolciaria |
| IT | AS202709 | Netoip.com |
| IT | AS44062 | Tesecom S.r.l. |
| IT | AS49265 | Cooperativa Sociale Galileo A.r.l. |
| IT | AS15887 | ENGINEERING INGEGNERIA INFORMATICA SPA |
| IT | AS25350 | Nuovo Pignone International S.r.l |
| IT | AS200583 | InfoCert S.p.A. |
| IT | AS205330 | Ari@net |
| IT | AS45041 | Hi-Net Srl |
| IT | AS31248 | CINECA CONSORZIO INTERUNIVERSITARIO |
| IT | AS15515 | UniCredit S.p.A. |
| IT | AS209402 | BIC INCUBATORI FVG S.R.L. |
| IT | AS209246 | Vicariato di Roma |
| IT | AS29036 | NOTARTEL S.p.A. - SOCIETA' INFORMATICA DEL NOTARIATO - SOCIETA' BENEFIT |
| IT | AS203089 | Link Space |
| IT | AS35006 | Camera dei deputati |
| IT | AS196749 | BBANDA |
| IT | AS199477 | Diesel S.p.A. Unipersonale |
| IT | AS41100 | IGP Decaux spa |
| IT | AS196966 | DIGIBYTE SRL |
| IT | AS28791 | Credit Agricole Italia S.P.A. |
| IT | AS207157 | CAME S.P.A. |
| IT | AS209887 | Biesse S.p.A |
| IT | AS41094 | Provincia di Terni |
| IT | AS204180 | InNet |
| IT | AS207013 | Wifly srl |
| IT | AS15981 | C.S.E. Consorzio Servizi Bancari Soc. Cons. a r.l. |
| IT | AS207022 | Fiber Sicilia Srls |
| IT | AS200497 | WAVECOM |
| IT | AS202617 | Kering Eyewear S.p.A. |
| IT | AS206135 | NETHIVE |
| IT | AS15691 | Leonet srl |
| IT | AS208469 | 7Layers S.r.l. |
| IT | AS216019 | B2B SERVICE SRL |
| IT | AS51065 | Banca Passadore & C. S.p.A. |
