83.239.0.0/18

ip:	83.239.0.0 0.0.239.83.kuban.ru
loc:	Russia, Krasnodar (Krasnodar Krai)  
isp:	AS25490 OJSC Southern Telecommunications Company » Southen Telecommunication Maintainer » OJSC Rostelecom Macroregional Branch South 148.287 ms
route:	83.239.0.0/18, RU-RTK-20040225 - PJSC Rostelecom, RU (Krasnodar) ... 
reg:	83.239.0.0/16, RU, RIPE, 2004-02-25
asn:	AS25490 - STC-AS PJSC Rostelecom, RU
	  AS12389 - ROSTELECOM-AS PJSC "Rostelecom". Technical Team, RU
addr:	  14 A Sinopskaya nabereznaya 191167 S.Peterburg RUSSIAN FEDERATION
online:	  3.730 » latency: 65 ms (119ms) 

see also:
   83.239.0.0/16    AS12389  RU-RTK-20040225 PJSC Rostelecom, RU