Domains with DNS TXT v=spf1 +ip4:66.185.18.237 +include:_spf.tierra.net ~all
There is 1 domain that have DNS TXT set to v=spf1 +ip4:66.185.18.237 +include:_spf.tierra.net ~all.
There is 1 domain that have DNS TXT set to v=spf1 +ip4:66.185.18.237 +include:_spf.tierra.net ~all.