149.51.8.0/21

ip:	149.51.8.0 undefined.hostname.localhost
loc:	United States, Sterling (Virginia)  
isp:	AS398465 Rackdog, LLC » Cogent Communications » RCN 168.646 ms
route:	149.51.8.0/21, RACKDOG-CGNT-NET-10 - RCN, US (Ashburn) ... 
reg:	149.51.0.0/16, US, ARIN, 1992-01-28
asn:	AS398465 - RACKDOG-LLC Rackdog LLC, US
	  AS7029  - WINDSTREAM Windstream Communications LLC, US
	  AS54004 - OPTIMUM-WIFI2 Optimum WiFi, US
addr:	  651 N BROAD ST SUITE 206 MIDDLETOWN DE 19709 US
online:	  1.680 » latency: 108 ms (111ms) 

see also:
   149.50.0.0/15    AS174    NET149 Various Registries (Maintained by ARIN), US
   149.51.0.0/20    AS7018   NORTHERN-FIBER NORTHERN CABLE AND FIBER, LLC, US