Smtp brute force- free

[danfer]

mail.013.net|gur@013.net|123456
mail.lyto.net|hrd@lyto.net|123456
mail.semarangkota.go.id|blh@semarangkota.go.id|password
mail.albaath-univ.edu.sy|webadmin@albaath-univ.edu.sy|123456
mail.entorn.com|entorn@entorn.com|123456

 

[Hayston]

Thank you bro can share method you use