12.1.48.0/23

ip:	12.1.48.0 
loc:	United States, Newark (New Jersey)  
isp:	AS33354 PORT AUTHORITY OF New York and New Jersey » PORT AUTHORITY OF New York and New Jersey » AT&T Services 136.05 ms
route:	12.1.48.0/23, PORT-AUT92-48 - PORT AUTHORITY OF New York and New Jersey, US (Jersey City (Downtown Jersey City)) ... 
reg:	12.0.0.0/8, US, ARIN, 1983-08-23
asn:	AS33354 - AS33354 PORT AUTHORITY OF New York and New Jersey, US
addr:	  241 ERIE ST JERSEY CITY NJ 07306-0000 US
online:	  5 » latency: 112 ms (112ms) 

see also:
   12.0.0.0/8       AS7018   NET12 American Registry for Internet Numbers, US
   12.0.0.0/9       AS7018   NET12 American Registry for Internet Numbers, US