we have a /16 on v4

site.conf

@@ -4,7 +4,7 @@
 	site_code => 'ffpb',
 	release => '0.3.999-exp' . nightly,
 
-	prefix4 => '10.132.0.0/20',
+	prefix4 => '10.132.0.0/16',
 	prefix6 => 'fdca:ffee:ff12:132::/64',
 
 	timezone => 'CET-1CEST,M3.5.0,M10.5.0/3', # Europe/Berlin