v=spf1
17.36.0.0/16
17.41.0.0/16
17.58.0.0/16
17.110.0.0/15
17.111.110.0/23
17.120.0.0/16
17.133.0.0/16
17.139.0.0/16
17.142.0.0/15
17.151.1.0/24
17.158.0.0/15
17.162.0.0/15
17.164.0.0/16
17.171.37.0/24
17.172.0.0/16
17.179.168.0/23
144.178.36.0/24
144.178.38.0/24