Using existing keys - if you want to generate new keys, delete old key files first. Private key (keep this private!): -----BEGIN PRIVATE KEY----- MIIEvgIBADANBgkqhkiG9w0BAQEFAASCBKgwggSkAgEAAoIBAQCiXDAlLrhcaNa+ dseBDOmJVyG2PSGSgPUPqMw1UAlAfKNf5Nm8DSiYK4icvUbudTvkkXaPfRF7dV22 w9R5EwbNqZN/L8CkGsWml8u/IBOvCTAgFR6/GcvkMm7rPtOYx+gVZidqStw61Cue Rhgr2gM3B6bL881/hoXNemitZLjsJ9FkO1YoRVEmg6NJ1amju38DaUf9Ux1u2071 z2Tq3lqwRlYkxNtTBtTEYEM7mCeG01CmE9+lRlBS0gMhYSwmrNH1DlMzxwHJ9Xza c0EyRsMpLVQSvQVS/iSJbvujZuMDwkx1ESXC320VhSccNeXbgjJnEdbSoNskO13r 4lJTjlDnAgMBAAECggEAZEJ1YKCnLDl5UohaznBAzpTFtpmtX6DOs+rSn6Fa9T2C TbcuVZfyl3VamR+w65Ptdkn1Ysoiv5BMXI41aMa9DsdG0+WTGkOGBkf6g321agNM eqNQJ0YwyCv0nsRfOhtIT96TPGoZ8SIQBV7XkkzAa30IHS3imnthqO+MMHbgUsOP 4uxU1KbKNt62l84LpC45P0EfSJws2nHaSbeeC1uSNlqowZIO311QRG6j6INpZpjp cOdTXwX+OkYseahjzxcZO9qcm2JKnGHx0boOSh//RqPAiVFIskg4OFxqMVStSl4t fTaImgqZHfV/EYopIfU9DsmVDORiyIZYuF8NJnz20QKBgQDUbbC99Bn4pQdit3/l dlW3Y/WRleJHtZYFPjPkRGahG2cSGr5aCfCLrhP7+noOWpinqpa0MQ82w9L7OZc3 F81bVqRei0kbH55Kh5cXH4gLsBJLKFFmNOFxw6T9DcAKlDgbj5Lawey0IAxdE30O A4ytc4VUV+5WyGzXAata/4xOswKBgQDDqXsML2O280QFOItcZZu9y8rqM0ua94k/ EUfg7vmX/iA19O4y8HnQ42VWqApjWPmYDljlhxuTQ0m7es4CUetXRoArJcW8RDcm QaEyQeuIE7yMEMFPHP40lZvTgiNK9jRAVb+ja5qi8SdiSVZcXZ5BrxndPK8abFJ/ e+i4d25O/QKBgQCe5B0bOAZlESthD1g+zjB3J/F6n93NPWmlKk2uI+uP/esug4p1 1pFyKRcRltzM977PSq3GwhtbH0YkW4Nb1hXoh/oSLaTVAOVpYdoFlbQw6dYFGXcp N8yZR3mVPj+yqgL9unph3kOqx3338KfNX6JN6uaDm/HOP8QJXlpJinPsOQKBgQC8 1YrN3caswOb66vGFAQNoD5EMquji7NfmqDTo33q/uCE6MeLaAsBuW6hoE9HCxBJP MDmXe+efHqfAaur7zjgFiSMVgWTvKB7Zqyl5qak5MWMdAuauBdtIwMMdRFHvfOI8 3QURIT6i138dGo5gonGkDuw1WuXb6INOSjX2Ij2xuQKBgCBrUCo0QyZzLeDj3KI6 FCCO+JTGgtcY+oXBR28qiG76P4L/jPrqypnUk6FI2n5FfBtOhB7wnAkuyuI7U0X7 iC7JszOaC+VuBvI9eHET+d2gWD0HfCFEszzHzw/AxpzYi+M5q3psCdoUUEjL4wBW XFFS5V0R1TBvThikdJdrixxO -----END PRIVATE KEY----- Public key: -----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAolwwJS64XGjWvnbHgQzp iVchtj0hkoD1D6jMNVAJQHyjX+TZvA0omCuInL1G7nU75JF2j30Re3VdtsPUeRMG zamTfy/ApBrFppfLvyATrwkwIBUevxnL5DJu6z7TmMfoFWYnakrcOtQrnkYYK9oD Nwemy/PNf4aFzXporWS47CfRZDtWKEVRJoOjSdWpo7t/A2lH/VMdbttO9c9k6t5a sEZWJMTbUwbUxGBDO5gnhtNQphPfpUZQUtIDIWEsJqzR9Q5TM8cByfV82nNBMkbD KS1UEr0FUv4kiW77o2bjA8JMdRElwt9tFYUnHDXl24IyZxHW0qDbJDtd6+JSU45Q 5wIDAQAB -----END PUBLIC KEY----- DNS key: sendermail._domainkey.5ymail.me IN TXT DNS value: "v=DKIM1\; h=sha256\; t=s\; p=" "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAolwwJS64XGjWvnbHgQzpiVchtj0hkoD1D6jMNVAJQHyjX+TZvA0omCuInL1G7nU75JF2j30Re3VdtsPUeRMGzamTfy/ApBrFppfLvyATrwkwIBUevxnL5DJu6z7TmMfoFWYnakrcOtQrnkYYK9oDNwemy/PNf4aFzXporWS47CfRZDtWKEVRJoOjSdWpo7t/A2lH/VMdbttO9c9k6" "t5asEZWJMTbUwbUxGBDO5gnhtNQphPfpUZQUtIDIWEsJqzR9Q5TM8cByfV82nNBMkbDKS1UEr0FUv4kiW77o2bjA8JMdRElwt9tFYUnHDXl24IyZxHW0qDbJDtd6+JSU45Q5wIDAQAB"