83.173.192.0/19

ip:	83.173.192.0 0.192.173.83.static.wline.lns.sme.cust.swisscom.ch
loc:	Switzerland, Zug (Zug)  
isp:	AS3303 Swisscom (Switzerland) Ltd » Swisscom (Schweiz) AG - SME/Cybernet » Swisscom (Schweiz) AG 142.322 ms
route:	83.173.192.0/19, CH-CYBERNET-20040512 - Swisscom (Schweiz) AG, CH (Zurich) ... 
reg:	83.173.192.0/18, CH, RIPE, 2004-05-12
asn:	AS3303 - SWISSCOM Swisscom (Schweiz) AG, CH
	  AS3320  - DTAG Internet service provider operations, DE
addr:	  Swisscom (Switzerland) Ltd. Internet Service Core Networks INI-MBM-BNC Binzring 17 CH-8045 Zurich Switzerland
online:	  2.340 » latency: 47 ms (61ms) 

see also:
   83.173.192.0/18  AS3303   CH-BLUEWINDOW-20040512 Please do NOT call!, CH