Domains with DNS TXT v=spf1 include:_spf.sicurezzapostale.it include:_spf.maildefense.it include:twt.it include:musvc.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:_spf.sicurezzapostale.it include:_spf.maildefense.it include:twt.it include:musvc.com -all.