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There is 1 domain that have DNS TXT set to v=spf1 include:_spf.protonmail.ch include:_spf.getresponse.com +a +mx +a:t1.tovhosting.nl include:_spf.jxs-is.net -all.

Top Domains with TXT set to v=spf1 include:_spf.protonmail.ch include:_spf.getresponse.com +a +mx +a:t1.tovhosting.nl include:_spf.jxs-is.net -all