| US | AS400096 | Pikes Peak Regional Building Department |
| US | AS53895 | HSS Security, LLC |
| US | AS31904 | Northern Water |
| US | AS393604 | YMCA of the Rockies |
| US | AS23290 | El Paso County |
| US | AS32306 | Falck USA, Inc. |
| US | AS22593 | Blue Cross and Blue Shield of North Carolina |
| US | AS23154 | Sanmina-SCI Corporation |
| US | AS30136 | Adams 12 |
| US | AS46311 | AXStv - HDNet - HDNet Movies |
| US | AS14934 | AGS |
| US | AS11004 | City of Golden |
| US | AS54067 | Columbia Sportswear Company |
| US | AS40584 | Enova International, Inc. |
| US | AS19230 | NANOG |
| US | AS12156 | City of Aurora Colorado |
| US | AS29827 | Brocade Communications Systems, Inc. |
| US | AS53454 | FULLDUPLEX |
| US | AS22024 | Splunk |
| US | AS11200 | Regis University |
| US | AS17294 | CARL Corporation |
| US | AS393643 | GlobusFamily |
| US | AS36585 | City of Greeley |
| NL | AS31079 | Liberty Global International |
| US | AS31902 | Open Technology Solutions, LLC |
| US | AS13524 | Arrow Electronics |
| US | AS54493 | Aspen Valley Hospital |
| US | AS40952 | Mid-continent Research for Education and Learning |
| US | AS393696 | New Belgium Brewing Company |
| US | AS398985 | City of Arvada |
| US | AS19637 | Avago Technologies |
| US | AS401915 | Garfield School District No. RE-2 |
| US | AS29711 | Centura Health |
| US | AS395581 | Metal Management, Inc. |
| US | AS400650 | Quantum Corporation |
| US | AS6582 | FRII |
| US | AS12011 | Thompson School District |
| US | AS27580 | ConvergeOne Holdings Corp |
| US | AS399384 | Mission Hills Church |
| US | AS27253 | AMERICAN RESIDENTIAL SERVICES L.L.C. |
| US | AS21529 | NOVVA |
| US | AS393776 | Parsons Corporation |
| US | AS62503 | News-Press & Gazette Company |
| US | AS32642 | NICMAN GROUP LLC |
| US | AS7832 | WW/Precision Communication |
| US | AS14201 | TeleTech Holdings, Inc |
| US | AS53571 | PRECISION CASTPARTS CORP |
| US | AS19076 | Weld County Government |
| US | AS46299 | City of Littleton |
| US | AS18669 | Bal Seal Engineering Co. Inc. |
