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There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:137.74.207.187 +ip4:5.135.225.111 include:spf.email-delta.tugatech.com.pt include:eu.mailgun.org include:mailgun.org include:_spf.mx.cloudflare.net ~all.

Top Domains with TXT set to v=spf1 +a +mx +ip4:137.74.207.187 +ip4:5.135.225.111 include:spf.email-delta.tugatech.com.pt include:eu.mailgun.org include:mailgun.org include:_spf.mx.cloudflare.net ~all