91.217.20.0/23

ip:	91.217.20.0 NIC-Network
loc:	Russia, Moscow (Moscow)  
isp:	AS48287 JSC "RU-CENTER" » JSC "RU-CENTER" » SERVICE Ltd 424.081 ms
route:	91.217.20.0/23, RU-CENTER-20100817 - JSC "RU-CENTER", RU (Moscow) ... 
reg:	91.217.20.0/23, RU, RIPE, 2010-08-17
addr:	  2/1 3d Khoroshevskaya str. 123308 Moscow RUSSIAN FEDERATION
online:	  41 » latency: 54 ms (54ms) 

see also:
   91.217.20.0/24   AS48287  RU-CENTER-20100817 JSC "RU-CENTER", RU
   91.217.21.0/24   AS39494  RU-CENTER-20100817 JSC "RU-CENTER", RU