diff --git a/src/practical_settings/DBs.tex b/src/practical_settings/DBs.tex
index d27378db..dcbaa763 100644
--- a/src/practical_settings/DBs.tex
+++ b/src/practical_settings/DBs.tex
@@ -30,7 +30,8 @@ \subsection{MySQL}
 
 \subsubsection{Tested with Versions}
 \begin{itemize*}
-  \item Debian Wheezy and MySQL 5.5
+  \item MySQL 5.5 on Debian Wheezy
+  \item MySQL 5.7.20 on Ubuntu 16.04.3
 \end{itemize*}
 
 
@@ -47,7 +48,7 @@ \subsubsection{Settings}
 
 \subsubsection{References}
 \begin{itemize*}
-  \item MySQL Documentation on SSL Connections.\\\url{https://dev.mysql.com/doc/refman/5.5/en/ssl-connections.html}
+  \item MySQL Documentation on SSL Connections.\\\url{https://dev.mysql.com/doc/refman/5.7/en/using-encrypted-connections.html}
 \end{itemize*}
 
 
diff --git a/src/practical_settings/mailserver.tex b/src/practical_settings/mailserver.tex
index 3fddc4ca..d3455188 100644
--- a/src/practical_settings/mailserver.tex
+++ b/src/practical_settings/mailserver.tex
@@ -85,6 +85,7 @@ \subsubsection{Tested with Version}
   \item Dovecot 2.2.13, Debian 8.2 Jessie
   \item Dovecot 2.0.19apple1 on OS X Server 10.8.5 (without: ``\texttt{ssl\_prefer\_server\_ciphers}``)
   \item Dovecot 2.2.9 on Ubuntu 14.04 trusty
+  \item Dovecot 2.2.31 on Ubuntu 16.04.3 LTS
 \end{itemize*}
 
 \subsubsection{Settings}
@@ -193,6 +194,7 @@ \subsubsection{Tested with Versions}
 \begin{itemize*}
   \item Postfix 2.9.6, Debian Wheezy with OpenSSL 1.0.1e
   \item Postfix 2.11.0 on Ubuntu 14.04.02 with OpenSSL 1.0.1f
+  \item Postfix 3.1.0 on Ubuntu 16.04.3 LTS
 \end{itemize*}
 
 
diff --git a/src/practical_settings/ssh.tex b/src/practical_settings/ssh.tex
index 136191d8..d99075a8 100644
--- a/src/practical_settings/ssh.tex
+++ b/src/practical_settings/ssh.tex
@@ -9,6 +9,7 @@ \subsubsection{Tested with Version}
 \begin{itemize*}
     \item OpenSSH 6.6p1 (Gentoo)
     \item OpenSSH 6.6p1-2 on Ubuntu 14.04.2 LTS
+    \item OpenSSH 7.2p2 on Ubuntu 16.04.3 LTS
 \end{itemize*}
 
 \subsubsection{Settings}
diff --git a/src/practical_settings/webserver.tex b/src/practical_settings/webserver.tex
index 24b4ec87..7094e09f 100644
--- a/src/practical_settings/webserver.tex
+++ b/src/practical_settings/webserver.tex
@@ -12,12 +12,13 @@ \subsubsection{Tested with Versions}
 	\item Apache 2.4.10, Debian Jessie 8.2 with OpenSSL 1.0.1k
   \item Apache 2.4.7, Ubuntu 14.04.2 Trusty with Openssl 1.0.1f
   \item Apache 2.4.6, CentOS Linux 7 (Core) with OpenSSL 1.0.1e
+  \item Apache 2.4.18, Ubuntu 16.04.3 LTS with OpenSSL 1.0.2g
 \end{itemize*}
 
 \subsubsection{Settings}
 Enabled modules \emph{SSL} and \emph{Headers} are required.
 
-\configfile{default-ssl}{42-43,52-52,62-62,162-177}{SSL configuration for an Apache vhost}
+\configfile{default-ssl}{35-35,42-43,52-52,62-62,162-177}{SSL configuration for an Apache vhost}
 
 \subsubsection{Additional settings}
 You might want to redirect everything to \emph{https://} if possible. In Apache