Email Authentication
sirus.su
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:_spf.yandex.net ~all
DKIM
passCryptographic signature on outbound mail (selector: mail).
v=DKIM1; k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC6XI6iJqTDb6fyJPZvfZ0xeIngwNKbaicc5qkTwzrUdbys+LbL0LjCR3FXi92ArdaABm3CJikdp69KW3ApKsu+J30OQDxFhzutUYu+RXwrQCSI8vUAoJnWgAO4M9M1m1Xwjm8ohmKPqpfwFja4WHL8E+u7y+++Z0+CCEAL5N4z8QIDAQAB
DMARC
noneTells receivers what to do with mail that fails SPF/DKIM.
No record published.
Mail Servers (MX)
10 mx.yandex.net