James SMTP

Hi there guys :)

i checking my config and cant clearly understand one thing

<authorizedAddresses>127.0.0.0/8</authorizedAddresses> should i change 
it to <authorizedAddresses>0.0.0.0/0</authorizedAddresses>
because with such config mails goint out and come in but some rare 
domains cant get our mails and sometimes cant send them to me

thanks for any help
full config for 25 port

     <smtpserver enabled="true">
         <jmxName>smtpserver-global</jmxName>
         <bind>0.0.0.0:25</bind>
         <helloName autodetect="false">mail.kps-t.ru</helloName>
         <heloEnforcement>true</heloEnforcement>
         <connectionBacklog>200</connectionBacklog>
         <tls socketTLS="false" startTLS="true">
<privateKey>file://../cert/mail.kps-t.ru-key.pem</privateKey>
<certificates>file://../cert/mail.kps-t.ru-chain.pem</certificates>
         </tls>
         <connectiontimeout>360</connectiontimeout>
         <connectionLimit>0</connectionLimit>
         <connectionLimitPerIP>0</connectionLimitPerIP>
         <auth>
             <announce>never</announce>
             <requireSSL>false</requireSSL>
             <plainAuthEnabled>false</plainAuthEnabled>
         </auth>
<authorizedAddresses>127.0.0.0/8</authorizedAddresses>
         <verifyIdentity>false</verifyIdentity>
         <maxmessagesize>25M</maxmessagesize>
<addressBracketsEnforcement>true</addressBracketsEnforcement>
         <smtpGreeting>mail.kps-t.ru</smtpGreeting>
         <handlerchain>
             <handler 
class="org.apache.james.smtpserver.fastfail.ValidRcptHandler"/>
             <handler 
class="org.apache.james.smtpserver.CoreCmdHandlerLoader"/>
         </handlerchain>
     </smtpserver>

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