167.21.0.0/16

ip:	167.21.0.0 
loc:	United States, Dallas (Texas)  
isp:	AS46887 Zayo Bandwidth » Zayo Bandwidth » State of Delaware 2.092 ms
route:	167.21.0.0/16, STATEO-19-Z - STATE OF DELAWARE, US (Dover) ... 
reg:	167.21.0.0/16, US, ARIN, 1993-04-20
addr:	  Department of Technology and Information 801 Silver Lake Blvd Dover DE 19904 US
online:	  345 » latency: 107 ms (105ms) 

see also:
   167.21.0.0/17    AS30641  STOFDELAWARE STATE OF DELAWARE, US
   167.21.0.0/24    AS46887  STOFDELAWARE STATE OF DELAWARE, US
   167.21.32.0/21   AS8075   STOFDELAWARE STATE OF DELAWARE, US
   167.21.128.0/17  AS30641  STOFDELAWARE STATE OF DELAWARE, US
   167.21.152.0/21  AS8075   STOFDELAWARE STATE OF DELAWARE, US