Upstream Adjacent AS list AS2828 XO-AS15 - XO Communications AS3356 LEVEL3 Level 3 Communications AS4436 AS-NLAYER - nLayer Communications, Inc. Downstream Adjacent AS list AS13799 3FORM-BGP - 3form Inc. AS30425 UTA-1 - Utah Transit Authority AS40003 PSI-CU-SOFTWARE - Performance Systems International, Incorporated AS27007 ADPSLC - ADP-SLC