216.71.112.0/22

ip:	216.71.112.0 78t6pg-os28.mandiant.com
loc:	United States, Reston (Virginia)  
isp:	 » Mandiant » Mandiant, Inc. 142.902 ms
route:	216.71.112.0/22, MANDI-1 - Mandiant, Inc., US (Reston) ... 
reg:	216.71.112.0/22, US, ARIN, 2020-09-10
addr:	  11951 Freedom Drive Suite 600 Reston VA 20190 US
online:	  66 » latency: 51 ms (64ms) 

see also:
   216.71.113.0/24  AS396982  MANDI-PUBLIC Mandiant, Inc., US
   216.71.114.0/24  AS396982  MANDI-PUBLIC Mandiant, Inc., US