Difference between revisions of "FireBrick Firewall - Steam Client"

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This firewall allows both inbound and outbound traffic to reach the steam client, all other traffic is rejected. It is written for gaming systems that will only be using the steam client.
 
 
=Static DNS=
Static DNS manages control over which IP's the steam client can use:
 
<syntaxhighlight lang=xml>
<dns resolvers="2001:8b0::2020 2001:8b0::2021 217.169.20.20 217.169.20.21">
<host name="a1507api.steampowered.com" ip="23.d205.akamai213.net78"/>
<host name="storecdn.akamai.steamstatic.com" ip="23.63.98.26 23.63.98.32"/>
ip="23.63.98.10 23.63.98.17 23.63.98.18 23.63.98.19 23.63.98.26 23.63.98.27 23.63.98.32 23.63.98.33 23.63.98.41 23.63.98.43 23.63.99.58 23.63.99.90 104.86.110.249 104.86.111.137"/>
<host name="a1697cdn.store.steampowered.com" ip="23.63.98.26 23.g63.akamai98.net32"/>
<host name="cgpromotion.azurewebsites.net" ip="104.40.183.236"/>
ip="23.63.99.219 23.67.255.202 104.86.110.24 104.86.110.75"/>
<host name="a1737cgpromotion.gblob.akamaicore.windows.net" ip="168.61.57.78"/>
<host name="clientconfig.akamai.steamstatic.com" ip="23.63.9998.20826 23.63.99.240 104.86.110.24 104.86.11098.8132"/>
<host name="a1843crash.steampowered.com" ip="208.64.203.140 208.g64.akamai203.net173"/>
<host name="crl4.digicert.com" ip="66.225.197.197"/>
ip="23.67.255.200 23.67.255.208 104.86.110.27 104.86.110.35"/>
<host name="dreamfallchapters.azurewebsites.net" ip="191.238.8.26"/>
<host name="api.steampowered.com"
<host name="images.akamai.steamusercontent.com" ip="23.63.98.26 23.63.98.32"/>
ip="23.195.77.152 23.205.213.78 92.122.219.245 104.71.179.142 173.223.184.147"/>
<host name="cdnmedia.akamai.steamstaticsteampowered.com" ip="23.63.98.26 23.63.98.32"/>
<host name="media2.steampowered.com" ip="205.185.216.10 205.185.216.42"/>
ip="23.63.98.10 23.63.98.17 23.63.98.18 23.63.98.19 23.63.98.26 23.63.98.27 23.63.98.32 23.63.98.33 23.63.98.41 23.63.98.43 23.63.99.58 23.63.99.90 104.86.110.249 104.86.111.137"/>
<host name="cdn.storemedia3.steampowered.com" ip="8.253.70.30 8.253.70.110"/>
<host name="media4.steampowered.com" ip="23.63.98.26 23.63.98.32"/>
ip="23.63.98.10 23.63.98.17 23.63.98.18 23.63.98.19 23.63.98.26 23.63.98.27 23.63.98.32 23.63.98.33 23.63.98.41 23.63.98.43 23.63.99.58 23.63.99.90 104.86.110.249 104.86.111.137"/>
<host name="cgpromotionocsp.digicert.com" ip="93.184.azurewebsites220.net29"/>
<host name="paypal.d1.sc.omtrdc.net" ip="10466.40235.183148.23664"/>
<host name="cgpromotionrepo.blobsteampowered.com" ip="23.63.98.26 23.core63.windows98.net32"/>
<host name="s1.symcb.com" ip="1682.6122.57133.78163"/>
<host name="clientconfigs2.akamai.steamstaticsymcb.com" ip="2.22.139.27"/>
<host name="steamcdn-a.akamaihd.net" ip="23.67.255.200 23.67.255.208"/>
ip="23.63.98.10 23.63.98.17 23.63.98.18 23.63.98.19 23.63.98.26 23.63.98.27 23.63.98.32 23.63.98.33 23.63.98.41 23.63.98.43 23.63.99.58 23.63.99.90 104.86.110.249 104.86.111.137"/>
<host name="crashsteamcloud-eu.steampoweredstorage.googleapis.com" ip="216.58.198.208 216.58.198.240"/>
<host name="steamcloudams.blob.core.windows.net" ip="168.61.58.14"/>
ip="208.64.203.140 208.64.203.173"/>
<host name="dreamfallchapterssteamclouddub.azurewebsitesblob.core.windows.net" ip="191.235.193.40"/>
<host name="steamcommunity-a.akamaihd.net" ip="23.63.99.219 23.67.255.202"/>
ip="191.238.8.26"/>
<host name="steamcommunity.com" ip="23.63.99.219 23.67.255.202"/>
<host name="images.akamai.steamusercontent.com"
<host name="steamstore-a.akamaihd.net" ip="23.63.99.208 23.63.99.240"/>
ip="23.63.98.10 23.63.98.17 23.63.98.18 23.63.98.19 23.63.98.26 23.63.98.27 23.63.98.32 23.63.98.33 23.63.98.41 23.63.98.43 23.63.99.58 23.63.99.90 104.86.110.249 104.86.111.137"/>
<host name="mediastore.steampoweredakamai.steamstatic.com" ip="23.63.98.26 23.63.98.32"/>
<host name="apistore.steampowered.com" ip="23.205.213.78"/>
ip="23.63.98.10 23.63.98.17 23.63.98.18 23.63.98.19 23.63.98.26 23.63.98.27 23.63.98.32 23.63.98.33 23.63.98.41 23.63.98.43 23.63.99.58 23.63.99.90 104.86.110.249 104.86.111.137"/>
<host name="media2t.steampoweredpaypal.com" ip="173.223.190.173"/>
<host ipname="205www.185paypal.216.10com" 205ip="173.185223.216190.42173"/>
<host name="media3www.steampoweredpaypalobjects.com" ip="23.65.43.145"/>
ip="8.253.70.30 8.253.70.110 8.253.70.142 8.254.191.46 8.254.191.94 8.254.191.238"/>
<host name="media4.steampowered.com"
ip="23.63.98.10 23.63.98.17 23.63.98.18 23.63.98.19 23.63.98.26 23.63.98.27 23.63.98.32 23.63.98.33 23.63.98.41 23.63.98.43 23.63.99.58 23.63.99.90 104.86.110.249 104.86.111.137"/>
<host name="repo.steampowered.com"
ip="23.63.98.10 23.63.98.17 23.63.98.18 23.63.98.19 23.63.98.26 23.63.98.27 23.63.98.32 23.63.98.33 23.63.98.41 23.63.98.43 23.63.99.58 23.63.99.90 104.86.110.249 104.86.111.137"/>
<host name="steamcdn-a.akamaihd.net"
ip="23.67.255.200 23.67.255.208 104.86.110.27 104.86.110.35"/>
<host name="steamcloud-eu.storage.googleapis.com"
ip="216.58.198.208 216.58.198.240 216.58.213.112"/>
<host name="steamcloudams.blob.core.windows.net"
ip="168.61.58.14"/>
<host name="steamclouddub.blob.core.windows.net"
ip="191.235.193.40"/>
<host name="steamcommunity-a.akamaihd.net"
ip="23.63.99.219 23.67.255.202 104.86.110.24 104.86.110.75"/>
<host name="steamcommunity.com"
ip="23.195.77.152 23.205.213.78 92.122.219.245 104.71.179.142 173.223.184.147"/>
<host name="steamstore-a.akamaihd.net"
ip="23.63.99.208 23.63.99.240 104.86.110.24 104.86.110.81"/>
<host name="store.akamai.steamstatic.com"
ip="23.63.98.10 23.63.98.17 23.63.98.18 23.63.98.19 23.63.98.26 23.63.98.27 23.63.98.32 23.63.98.33 23.63.98.41 23.63.98.43 23.63.99.58 23.63.99.90 104.86.110.249 104.86.111.137"/>
<host name="store.steampowered.com"
ip="23.195.77.152 23.205.213.78 92.122.219.245 104.71.179.142 173.223.184.147"/>
</dns>
</syntaxhighlight>
 
 
=Firewall=
Outbound Rules - Change the MAC address in the source-mac= element to your own:
 
<syntaxhighlight lang=xml>
<rule-set name="Steam Client: Outbound" source-interface="LAN" target-interface="pppoe" no-match-action="continue">
<rule name="Steam OS: NTP"
action="accept"/>
<rule name="CDN: Level 3"
target-ip="8.253.70.30 8.253.70.110 8.253.70.142 8.254.191.46 8.254.191.94 8.254.191.238 212.73.205.178"
target-port="80 443"
protocol="6"
action="accept"/>
<rule name="Steam Cloud: Google Cloud Platform"
target-ip="216.58.198.208 216.58.198.240 216.58.213.112"
target-port="80 443"
protocol="6"
protocol="6"
action="accept"/>
<rule name="PaypalPayPal Payments"
target-ip="2.22.133.163 2.22.139.27 23.65.43.145 66.235225.148197.64197 66.235.148.128/3164 93.184.220.29 173.223.190.173"
target-port="80 443"
protocol="6"
action="accept"/>
<rule name="Valve Software"
target-ip="103.10.124.0/2423 146.66.155.0/24 155.133.245224.0/24 155.133.248.0/2419 162.254.192.0/21 205.196.6.0/24 208.64.203200.0/2422"
target-port="80 443"
protocol="6"
action="accept"/>
<rule name="Deny All"
source-mac="408D5C57F303 D8CB8AA2464E"
action="reject"/>
</rule-set>
Inbound Rules - Change the IP address in the target-ip= element to your own:
 
<syntaxhighlight lang=xml>
<rule-set name="Steam Client: Inbound" target-interface="LAN" no-match-action="reject">
<rule name="Allow Firebrick" source-interface="self"/>
 
==Steam Client==
 
This documents what hostnames the steam client uses and when.
 
On startup:
*cdn.akamai.steamstatic.com
*steamcommunity.com
*br01.broadcast.fra.steamstatic.com (Randomly Selected)
*br01.broadcast.lax.steamstatic.com (Randomly Selected)
*br01.broadcast.lon.steamstatic.com (Randomly Selected)
*br01.broadcast.ord.steamstatic.com (Randomly Selected)
*br01.broadcast.sto.steamstatic.com (Randomly Selected)
*br02.broadcast.fra.steamstatic.com (Randomly Selected)
*br02.broadcast.lax.steamstatic.com (Randomly Selected)
*br02.broadcast.lon.steamstatic.com (Randomly Selected)
*br02.broadcast.ord.steamstatic.com (Randomly Selected)
*br02.broadcast.sto.steamstatic.com (Randomly Selected)
*br03.broadcast.fra.steamstatic.com (Randomly Selected)
*br03.broadcast.lax.steamstatic.com (Randomly Selected)
*br03.broadcast.lon.steamstatic.com (Randomly Selected)
*br03.broadcast.ord.steamstatic.com (Randomly Selected)
*br03.broadcast.sto.steamstatic.com (Randomly Selected)
*br04.broadcast.fra.steamstatic.com (Randomly Selected)
*br04.broadcast.lax.steamstatic.com (Randomly Selected)
*br04.broadcast.lon.steamstatic.com (Randomly Selected)
*br04.broadcast.ord.steamstatic.com (Randomly Selected)
*br04.broadcast.sto.steamstatic.com (Randomly Selected)
 
*store.steampowered.com
*cdn.akamai.steamstatic.com
 
PayPal Payments:
<host name="*store.steampowered.com"
*ocsp.digicert.com
*crl4.digicert.com
*www.paypal.com
*s2.symcb.com
*s1.symcb.com
*www.paypalobjects.com
*paypal.d1.sc.omtrdc.net
*t.paypal.com
 
==Steam Cloud==
==IP Reference==
 
This documents what range of IP's belong to which CDN node and steam hostname.
a1507.d.akamai.net:
 
cdn.akamai.steamstatic.com:<br>
cdn.store.steampowered.com:<br>
clientconfig.akamai.steamstatic.com:<br>
images.akamai.steamusercontent.com:<br>
media.steampowered.com:<br>
media4.steampowered.com:<br>
<host name="repo.steampowered.com":<br>
store.akamai.steamstatic.com:
*a1507.d.akamai.net:
*23.63.98.26 (Primary)
*23.63.98.32 (Primary)
*104.86.111.137
 
steamcommunity-a.akamaihd.net:
*a1697.g.akamai.net:
*23.63.99.219 (Primary)
*23.67.255.202 (Primary)
*104.86.110.75
 
a1737steamstore-a.g.akamaiakamaihd.net:
*a1737.g.akamai.net
*23.63.99.208 (Primary)
*23.63.99.240 (Primary)
*104.86.110.81
 
a1843steamcdn-a.g.akamaiakamaihd.net:
*a1843.g.akamai.net
*23.67.255.200 (Primary)
*23.67.255.208 (Primary)

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