81.63.0.0/16

ip:	81.63.0.0 
loc:	Switzerland, Zurich (Zurich)  
isp:	AS3303 Swisscom (Switzerland) Ltd » Swisscom (Schweiz) AG - Bluewin » Swisscom AG 159.724 ms
route:	81.63.0.0/16, CH-BLUEWINDOW-20021217 - Swisscom (Schweiz) AG, CH (Zurich) ... 
reg:	81.62.0.0/15, CH, RIPE, 2002-12-17
asn:	AS3303 - SWISSCOM Swisscom (Schweiz) AG, CH
	  AS3320  - DTAG Internet service provider operations, DE
addr:	  Postfach 8021 Zurich SWITZERLAND
online:	  2.899 » latency: 47 ms (46ms) 

see also:
   81.62.0.0/15     AS3303   CH-BLUEWINDOW-20021217 Please do NOT call!, CH