diff --git a/hosts b/hosts
index d928eb5..25ffc0c 100644
--- a/hosts
+++ b/hosts
@@ -963,8 +963,7 @@ e.mx.oopen.de
 d.mx.oopen.de
 a.mx.oopen.de
 
-# o36 - b.mx, web-01, web-03,--
-web-01.oopen.de
+# o36 - b.mx
 b.mx.oopen.de
 
 # o40 - g.mx
diff --git a/roles/common/files/mailserver/etc/postfix/header_checks.pcre b/roles/common/files/mailserver/etc/postfix/header_checks.pcre
index 0909c3d..c11ce90 100644
--- a/roles/common/files/mailserver/etc/postfix/header_checks.pcre
+++ b/roles/common/files/mailserver/etc/postfix/header_checks.pcre
@@ -14,7 +14,7 @@
 /^From:\s*$/                           REJECT Invalid From header (empty) - Spamschutzregel FROM-1001
 
 # 2) Mehr als ein '@' im From:-Header -> syntaktisch kaputt
-/^From:.*@.*@/                         REJECT Invalid From header (multiple @) - Spamschutzregel FROM-1002
+#/^From:.*@.*@/                         REJECT Invalid From header (multiple @) - Spamschutzregel FROM-1002
 
 
 # 3) Mehrere Mailboxen durch Komma getrennt (wie: Die@..., Lions@..., ...)