/^X\-Yandex\-TimeMark.*/     IGNORE
/^X\-Yandex\-Front.*/        IGNORE
/^X\-Yandex\-Hint.*/         IGNORE
/^X\-Yandex\-Spam.*/         IGNORE
/^X\-Yandex\-Rcpt\-Suid.*/   IGNORE
/^X\-YandexSms\-Delivery.*/  IGNORE
/^X\-YandexSms\-Digest.*/    IGNORE
/^X\-YandexSms\-Host.*/      IGNORE
/^X\-YandexSms\-Phone.*/     IGNORE
/^X\-YandexSms\-From.*/      IGNORE
/^X\-Yandex\-Livemail.*/     IGNORE
/^X\-Yandex\-MXCode.*/       IGNORE
/^X\-Yandex\-Pop.*/          IGNORE
/^X\-Yandex\-rpop.*/         IGNORE
