Domains with DNS TXT v=spf1 mx ip4:78.129.253.83 include:_spf.act-on.net -all
There is 1 domain that have DNS TXT set to v=spf1 mx ip4:78.129.253.83 include:_spf.act-on.net -all.
There is 1 domain that have DNS TXT set to v=spf1 mx ip4:78.129.253.83 include:_spf.act-on.net -all.