Email security & deliverability · grade A
v=spf1 ip4:54.79.0.4 ip4:52.16.38.44 ip4:52.16.49.62 ip4:132.68.32.25 ip4:52.16.75.109 ip4:52.16.75.118 ip4:52.22.249.69 ip4:18.197.43.76 ip4:168.245.44.103 ip4:54.86.48.119 include:_spf0000000.ptc.com -all