fix: Add additional error check for undeliverable (#374)

reacherhq · May 23, 2020 · e52a8f0 · e52a8f0
1 parent cdcd38c
commit e52a8f0
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/core/src/smtp.rs b/core/src/smtp.rs
@@ -246,6 +246,8 @@ async fn email_deliverable(
 				// 550 5.1.1 No such user - pp
 				// 550 No such user here
 				|| err_string.contains("no such user")
+				// 4.2.1 The user you are trying to contact is receiving mail at a rate...
+				|| err_string.contains("is receiving mail at a rate")
 				// 550 5.1.1 : Mailbox not found
 				// 550 Unknown address error ‘MAILBOX NOT FOUND’
 				|| err_string.contains("not found")