diff --git a/install_postfix_advanced.sh b/install_postfix_advanced.sh
index 098ca40..68c1b42 100755
--- a/install_postfix_advanced.sh
+++ b/install_postfix_advanced.sh
@@ -1103,8 +1103,8 @@ mynetworks =
    #95.217.204.247/32
    #[2a01:4f9:4a:47e5::247]/128
    # b.mx.oopen.de
-   #83.223.86.97/32
-   #[2a01:30:0:13:21f:92ff:fe00:538b]/128
+   #162.55.82.73/32
+   #[2a01:4f8:271:1266::73]/128
    # d.mx.oopen.de
    #95.217.204.227/32
    #[2a01:4f9:4a:47e5::227]/128
@@ -1148,11 +1148,11 @@ mynetworks =
    127.0.0.1/32
    ${IPV4}/32
    # a.mx.oopen.de
-   #83.223.86.91
+   #95.217.204.247
    # b.mx.oopen.de
-   #83.223.86.97
+   #162.55.82.73
    # d.mx.oopen.de
-   #83.223.86.92/32
+   #95.217.204.227/32
 
 smtp_bind_address = $IPV4
 #smtp_bind_address6 = $IPV6