37.201.0.0/17

ip:	37.201.0.0 ip-037-201-000-000.um10.pools.vodafone-ip.de
loc:	Germany, Freiburg im Breisgau (Baden-Wurttemberg)  
isp:	AS3209 Vodafone GmbH » Vodafone » Vodafone NRW GmbH 318.704 ms
route:	37.201.0.0/17, UNITYMEDIA-POOL-NET - Unitymedia dynamic customer IP pool, DE (Frankfurt am Main) ... 
reg:	37.201.0.0/16, DE, RIPE, 2012-03-22
asn:	AS3209 - VODANET Vodafone GmbH, DE
addr:	  Vodafone West GmbH Ferdinand-Braun-Platz 1 40549 Duesseldorf GERMANY
online:	  7.329 » latency: 51 ms (142ms) 

see also:
   37.201.0.0/16    AS3209   DE-KNRW-20120322 Vodafone West GmbH, DE