45.135.228.0/22

ip:	45.135.228.0 
loc:	Singapore, Singapore (North East)  
isp:	AS199524 G-Core Labs S.A. » G-Core Labs S.A. » GCL 1.402 ms
route:	45.135.228.0/22, LU-GCORELABS-20190731 - G-Core Innovations S.a r.l., SG (Singapore (Hougang)) ... 
reg:	45.135.228.0/22, LU, RIPE, 2019-07-31
addr:	  2A Rue Albert Borschette L-1246 Luxembourg LUXEMBOURG
online:	  330 » latency: 201 ms (190ms) 

see also:
   45.135.228.0/24  AS199524  GCL-CUSTOMER-SG G-Core Labs Customer assignment, SG
   45.135.229.0/24  AS202422  GCL-CUSTOMER-US G-Core Labs Customer assignment, US
   45.135.230.0/24  AS202422  GCL-CUSTOMER-US G-Core Labs Customer assignment, US
   45.135.231.0/24  AS199524  GCL-CUSTOMER-HK G-Core Labs Customer assignment, HK