Domains with DNS TXT v=spf1 ip4:135.148.188.208 include:spf.protectedserver.net include:relay.mailchannels.net redirect=_spf.mailhostbox.com
There is 1 domain that have DNS TXT set to v=spf1 ip4:135.148.188.208 include:spf.protectedserver.net include:relay.mailchannels.net redirect=_spf.mailhostbox.com.