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There is 1 domain that have DNS TXT set to v=spf1 a include:spf.protection.outlook.com include:_spf.activetrail.com include:xb.u-btech.com include:spf.us.exclaimer.net include:8067516.spf01.hubspotemail.net -all.

Top Domains with TXT set to v=spf1 a include:spf.protection.outlook.com include:_spf.activetrail.com include:xb.u-btech.com include:spf.us.exclaimer.net include:8067516.spf01.hubspotemail.net -all