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Top Domains with TXT set to v=spf1 include:spf.emailsignatures365.com include:spf.protection.outlook.com include:spf.mandrillapp.com include:spf.topdesk.net include:psm.knowbe4.com include:spf.tipimail.com ip4:94.107.236.210 ip4:94.107.236.219 ip4:94.107.236.218 -all