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There is 1 domain that have DNS TXT set to v=spf1 ip4:23.228.144.99 ip4:23.228.144.103 mx mx:mail.aluster.com include:_spf-us.ppe-hosted.com ~all.

Top Domains with TXT set to v=spf1 ip4:23.228.144.99 ip4:23.228.144.103 mx mx:mail.aluster.com include:_spf-us.ppe-hosted.com ~all