Upstream Adjacent AS list AS3356 LEVEL3 Level 3 Communications AS6461 MFNX MFN - Metromedia Fiber Network AS2516 KDDI KDDI CORPORATION AS25973 PACKETEXCHANGE PacketExchange Global-AS AS3549 GBLX Global Crossing Ltd. Downstream Adjacent AS list AS17116 BHPHOTO - B & H Foto & Electronics Corp.