Domains with DNS TXT v=spf1 include:_spf.google.com include:optimum.net include:amazonses.com include:_spf.clhosting.org -all
There is 1 domain that have DNS TXT set to v=spf1 include:_spf.google.com include:optimum.net include:amazonses.com include:_spf.clhosting.org -all.