diff --git a/res/telemetry-hosts.txt b/res/telemetry-hosts.txt
deleted file mode 100644
index 2d5b76e..0000000
--- a/res/telemetry-hosts.txt
+++ /dev/null
@@ -1,70 +0,0 @@
-134.170.30.202
-137.116.81.24
-204.79.197.200
-23.218.212.69
-65.39.117.230
-65.55.108.23
-a-0001.a-msedge.net
-a1621.g.akamai.net
-a1856.g2.akamai.net
-a1961.g.akamai.net
-a248.e.akamai.net
-a978.i6g1.akamai.net
-any.edge.bing.com
-bingads.microsoft.com
-choice.microsoft.com
-choice.microsoft.com.nsatc.net
-compatexchange.cloudapp.net
-corp.sts.microsoft.com
-corpext.msitadfs.glbdns2.microsoft.com
-cs1.wpc.v0cdn.net
-df.telemetry.microsoft.com
-diagnostics.support.microsoft.com
-e2835.dspb.akamaiedge.net
-e7341.g.akamaiedge.net
-e7502.ce.akamaiedge.net
-e8218.ce.akamaiedge.net
-fe2.update.microsoft.com.akadns.net
-feedback.microsoft-hohm.com
-feedback.search.microsoft.com
-feedback.windows.com
-h2.msn.com
-hostedocsp.globalsign.com
-i1.services.social.microsoft.com
-i1.services.social.microsoft.com.nsatc.net
-ipv6.msftncsi.com
-ipv6.msftncsi.com.edgesuite.net
-oca.telemetry.microsoft.com
-oca.telemetry.microsoft.com.nsatc.net
-onesettings-db5.metron.live.nsatc.net
-pre.footprintpredict.com
-redir.metaservices.microsoft.com
-reports.wes.df.telemetry.microsoft.com
-services.wes.df.telemetry.microsoft.com
-settings-sandbox.data.microsoft.com
-sls.update.microsoft.com.akadns.net
-sqm.df.telemetry.microsoft.com
-sqm.telemetry.microsoft.com
-sqm.telemetry.microsoft.com.nsatc.net
-statsfe1.ws.microsoft.com
-statsfe2.update.microsoft.com.akadns.net
-statsfe2.ws.microsoft.com
-survey.watson.microsoft.com
-telecommand.telemetry.microsoft.com
-telecommand.telemetry.microsoft.com.nsatc.net
-telemetry.appex.bing.net
-telemetry.appex.bing.net:443
-telemetry.microsoft.com
-telemetry.urs.microsoft.com
-vortex-sandbox.data.microsoft.com
-vortex-win.data.microsoft.com
-vortex.data.microsoft.com
-watson.live.com
-watson.microsoft.com
-watson.ppe.telemetry.microsoft.com
-watson.telemetry.microsoft.com
-watson.telemetry.microsoft.com.nsatc.net
-wes.df.telemetry.microsoft.com
-win10.ipv6.microsoft.com
-www.bingads.microsoft.com
-www.go.microsoft.akadns.net
diff --git a/scripts/block-telemetry-domains.ps1 b/scripts/block-telemetry-domains.ps1
index e36b4e8..2082f0d 100644
--- a/scripts/block-telemetry-domains.ps1
+++ b/scripts/block-telemetry-domains.ps1
@@ -3,23 +3,88 @@
 # IPs via Windows Firewall.
 
 echo "Adding telemetry domains to hosts file"
-$hosts = cat "$PSScriptRoot\..\res\telemetry-hosts.txt"
 $hosts_file = "$env:systemroot\System32\drivers\etc\hosts"
-[ipaddress[]] $ips = @()
-foreach ($h in $hosts) {
-    try {
-        # store for next part
-        $ips += [ipaddress]$h
-    } catch [System.InvalidCastException] {
-        $contaisHost = Select-String -Path $hosts_file -Pattern $h
-        If (-Not $contaisHost) {
-            # can be redirected by hosts
-            echo "0.0.0.0 $h" | Out-File -Encoding ASCII -Append $hosts_file
-        }
+$domains = @(
+    "a-0001.a-msedge.net"
+    "a1621.g.akamai.net"
+    "a1856.g2.akamai.net"
+    "a1961.g.akamai.net"
+    "a248.e.akamai.net"
+    "a978.i6g1.akamai.net"
+    "any.edge.bing.com"
+    "bingads.microsoft.com"
+    "choice.microsoft.com"
+    "choice.microsoft.com.nsatc.net"
+    "compatexchange.cloudapp.net"
+    "corp.sts.microsoft.com"
+    "corpext.msitadfs.glbdns2.microsoft.com"
+    "cs1.wpc.v0cdn.net"
+    "df.telemetry.microsoft.com"
+    "diagnostics.support.microsoft.com"
+    "e2835.dspb.akamaiedge.net"
+    "e7341.g.akamaiedge.net"
+    "e7502.ce.akamaiedge.net"
+    "e8218.ce.akamaiedge.net"
+    "fe2.update.microsoft.com.akadns.net"
+    "feedback.microsoft-hohm.com"
+    "feedback.search.microsoft.com"
+    "feedback.windows.com"
+    "h2.msn.com"
+    "hostedocsp.globalsign.com"
+    "i1.services.social.microsoft.com"
+    "i1.services.social.microsoft.com.nsatc.net"
+    "ipv6.msftncsi.com"
+    "ipv6.msftncsi.com.edgesuite.net"
+    "oca.telemetry.microsoft.com"
+    "oca.telemetry.microsoft.com.nsatc.net"
+    "onesettings-db5.metron.live.nsatc.net"
+    "pre.footprintpredict.com"
+    "redir.metaservices.microsoft.com"
+    "reports.wes.df.telemetry.microsoft.com"
+    "services.wes.df.telemetry.microsoft.com"
+    "settings-sandbox.data.microsoft.com"
+    "sls.update.microsoft.com.akadns.net"
+    "sqm.df.telemetry.microsoft.com"
+    "sqm.telemetry.microsoft.com"
+    "sqm.telemetry.microsoft.com.nsatc.net"
+    "statsfe1.ws.microsoft.com"
+    "statsfe2.update.microsoft.com.akadns.net"
+    "statsfe2.ws.microsoft.com"
+    "survey.watson.microsoft.com"
+    "telecommand.telemetry.microsoft.com"
+    "telecommand.telemetry.microsoft.com.nsatc.net"
+    "telemetry.appex.bing.net"
+    "telemetry.appex.bing.net:443"
+    "telemetry.microsoft.com"
+    "telemetry.urs.microsoft.com"
+    "vortex-sandbox.data.microsoft.com"
+    "vortex-win.data.microsoft.com"
+    "vortex.data.microsoft.com"
+    "watson.live.com"
+    "watson.microsoft.com"
+    "watson.ppe.telemetry.microsoft.com"
+    "watson.telemetry.microsoft.com"
+    "watson.telemetry.microsoft.com.nsatc.net"
+    "wes.df.telemetry.microsoft.com"
+    "win10.ipv6.microsoft.com"
+    "www.bingads.microsoft.com"
+    "www.go.microsoft.akadns.net"
+)
+foreach ($domain in $domains) {
+    if (-Not (Select-String -Path $hosts_file -Pattern $domain)) {
+        echo "0.0.0.0 $domain" | Out-File -Encoding ASCII -Append $hosts_file
     }
 }
 
 echo "Adding telemetry ips to firewall"
+$ips = @(
+    "134.170.30.202"
+    "137.116.81.24"
+    "204.79.197.200"
+    "23.218.212.69"
+    "65.39.117.230"
+    "65.55.108.23"
+)
 Remove-NetFirewallRule -DisplayName "Block Telemetry IPs" -ErrorAction SilentlyContinue
 New-NetFirewallRule -DisplayName "Block Telemetry IPs" -Direction Outbound `
     -Action Block -RemoteAddress ([string[]]$ips)