California Institute of Technology California Institute of Technology AS31
131.215.0.0 - 131.215.255.255
134.4.0.0 - 134.4.255.255
192.12.19.0 - 192.12.19.255
192.31.43.0 - 192.31.43.255
192.41.208.0 - 192.41.208.255
192.43.243.0 - 192.43.243.255
192.54.249.0 - 192.54.249.255