Domains with DNS TXT v=spf1 ip4:173.214.175.166 include:relay.mailnetwork.net include:relay.mailnetwork.com include:relay.hosting506.net include:relay.mailchannels.net ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:173.214.175.166 include:relay.mailnetwork.net include:relay.mailnetwork.com include:relay.hosting506.net include:relay.mailchannels.net ~all.