diff --git a/.well-known/mta-sts.txt b/.well-known/mta-sts.txt
index 7abac1d..24477a1 100644
--- a/.well-known/mta-sts.txt
+++ b/.well-known/mta-sts.txt
@@ -2,4 +2,7 @@ version: STSv1
 mode: enforce
 mx: in1-smtp.messagingengine.com
 mx: in2-smtp.messagingengine.com
+mx: mx.yandex.net
+mx: *.mx.cloudflare.net
 max_age: 1209600
+