192.243.80.0/20

ip:	192.243.80.0 
loc:	United States, Secaucus (New Jersey)  
isp:	 » McGraw-Hill Education » McGraw-Hill Education 1.116 ms
route:	192.243.80.0/20, MGEHL - McGraw-Hill Education, US (New York) ... 
reg:	192.243.80.0/20, US, ARIN, 2013-07-25
addr:	  1325 6th ave New York NY 10019 US
online:	  190 » latency: 89 ms (60ms) 

see also:
   192.243.81.0/24  AS31898  ORACLE-CLOUD-PHOENIX Private Customer, US
   192.243.85.0/24  AS35280  F5-CLOUD-NONPROD Private Customer, US
   192.243.86.0/24  AS8075   AZURE-EAST-2 Private Customer, US
   192.243.87.0/24  AS8075   AZURE-SOUTH-CENTRAL-US Private Customer, US
   192.243.89.0/24  AS31898  ORACLE-CLOUD-EAST Private Customer, US
   192.243.91.0/24  AS14618  MGEHL-NET-BLOCK-01 McGraw-Hill Education, US
   192.243.95.0/24  AS35280  F5-CLOUD-PROD Private Customer, US