v=spf1 ip4:138.1.108.0/25 ip4:130.35.116.0/25 ip4:162.88.24.0/24 ip4:162.88.28.0/24 ip4:147.154.191.0/24 ip4:147.154.63.0/24 ip4:147.154.126.0/24 ip4:138.1.170.0/24 ip4:147.154.32.0/25 ip4:192.29.103.128/25 -all
