155.170.0.0

ip:	155.170.0.0 nothing.attdns.com
loc:	United States, Atlanta (Georgia)  
isp:	AS20057 AT&T Enterprises, LLC » AT&T Enterprises, LLC » AT&T Mobility LLC 154.193 ms
route:	155.170.0.0/17, ATT-MOBILITY-LLC-155-170-0-0 - AT&T Enterprises, LLC, US (New York) ... 
reg:	155.170.0.0/16, US, ARIN, 1992-03-24
asn:	AS20057 - ATT-MOBILITY-LLC-AS20057 AT&T Wireless Service, US
	  AS7018  - ATT-INTERNET4 AT&T Enterprises, LLC, US
addr:	  5302 HARRY HINES BLVD Dallas TX 75235 US
online:	  103 » latency: 250 ms (251ms) 

see also:
   155.170.0.0/16   AS20057  ATT-MOBILITY-LLC-155-170-0-0 AT&T Enterprises, LLC, US