123.99.72.0/22

ip:	123.99.72.0 
loc:	South Korea, Busan (Busan)  
isp:	AS17857 SK Broadband Co Ltd » SK Broadband Co Ltd » TBROAD NakdongDongnamSeobusan 141.356 ms
route:	123.99.72.0/22, broadNnet-KR - SK Broadband Co Ltd, KR (Seoul (Toegye-ro)) ... 
reg:	123.99.64.0/18, KR, APNIC, 2006-06-09
asn:	AS17857 - SKB-NAKDONGDIGITALBUSANNET-AS SK Broadband Co Ltd, KR
	  AS9318  - SKB-AS SK Broadband Co Ltd, KR
addr:	  Seoul Jung-gu Toegye-ro 24 SK Namsan Green Bldg.
online:	  791 » latency: 277 ms (284ms) 

see also:
   123.99.64.0/18   AS17857  broadNnet-KR SK Broadband Co Ltd, KR