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There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf-uk.emailsignatures365.com ip4:88.208.252.134 ip4:51.140.76.74 ip4:195.226.55.89 ip4:87.106.101.138 -all.

Top Domains with TXT set to v=spf1 include:spf.protection.outlook.com include:spf-uk.emailsignatures365.com ip4:88.208.252.134 ip4:51.140.76.74 ip4:195.226.55.89 ip4:87.106.101.138 -all