Domains with DNS TXT v=spf1 include:spf.ktr.pl include:ktb-spf.ktr.pl include:dell.com include:_spf.jupiter.salesmanago.pl -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.ktr.pl include:ktb-spf.ktr.pl include:dell.com include:_spf.jupiter.salesmanago.pl -all.