Domains with DNS TXT v=spf1 mx a:node01.secure-mailgate.com a:node02:secure-mailgate.com -all

There is 1 domain that have DNS TXT set to v=spf1 mx a:node01.secure-mailgate.com a:node02:secure-mailgate.com -all.

Top Domains with TXT set to v=spf1 mx a:node01.secure-mailgate.com a:node02:secure-mailgate.com -all