31.64.0.0/11

ip:	31.64.0.0 
loc:	United Kingdom, Hatfield (England)  
isp:	 » EE Limited » Orange PCS GPRS Services 309.23 ms
route:	31.64.0.0/11, IANA-BLK - The whole IPv4 address space, GB (Hatfield) ... 
reg:	31.64.0.0/12, GB, RIPE, 2010-11-25
addr:	  see http://www.iana.org
online:	  35.850 » latency: 81 ms (163ms) 

see also:
   31.70.64.0/18    AS8560   DE-BER-RS-IONOS-CLOUD-TXL IONOS SE, GB
   31.76.108.0/24   AS216039   EE Limited, US
   31.76.109.0/24   AS216039   EE Limited, US
   31.76.110.0/24   AS216039   EE Limited, US
   31.76.111.0/24   AS216039   EE Limited, US
   31.76.120.0/24   AS198550   EE Limited, FI
   31.76.124.0/24   AS43260   EE Limited, US
   31.76.125.0/24   AS215730  H2NEXUS H2.NEXUS Warsaw Network, PL
   31.76.127.0/24   AS215730  H2NEXUS H2.NEXUS Frankfurt Network, DE
   31.76.128.0/21   AS401152   EE Limited, US
   31.76.136.0/21   AS11798   EE Limited, US
   31.76.144.0/21   AS11798   EE Limited, US
   31.76.152.0/21   AS11798   EE Limited, US
   31.76.160.0/21   AS11798   EE Limited, US
   31.76.168.0/21   AS401152   EE Limited, US