diff --git a/wo/cli/plugins/site_functions.py b/wo/cli/plugins/site_functions.py
index a32977f..13791a1 100644
--- a/wo/cli/plugins/site_functions.py
+++ b/wo/cli/plugins/site_functions.py
@@ -757,7 +757,7 @@ def setupwp_plugin(self, plugin_name, plugin_option, plugin_data, data):
 def setwebrootpermissions(self, webroot):
     Log.debug(self, "Setting up permissions")
     try:
-        WOFileUtils.findBrokenSymlink(self, '/var/www/')
+        WOFileUtils.findBrokenSymlink(self, f'{webroot}')
         WOFileUtils.chown(self, webroot, WOVar.wo_php_user,
                           WOVar.wo_php_user, recursive=True)
     except Exception as e:
diff --git a/wo/cli/plugins/site_update.py b/wo/cli/plugins/site_update.py
index 65b23dd..ba3d4e8 100644
--- a/wo/cli/plugins/site_update.py
+++ b/wo/cli/plugins/site_update.py
@@ -66,7 +66,7 @@ class WOSiteUpdateController(CementBaseController):
                      action='store', nargs='?')),
             (['--subsiteof'],
                 dict(help="create a subsite of a multisite install",
-                    action='store', nargs='?')),
+                     action='store', nargs='?')),
             (['-le', '--letsencrypt'],
                 dict(help="configure letsencrypt ssl for the site",
                      action='store' or 'store_const',
@@ -327,7 +327,7 @@ class WOSiteUpdateController(CementBaseController):
             data["wpce"] = parent_site_info.cache_type == 'wpce'
             data["wpredis"] = parent_site_info.cache_type == 'wpredis'
             data["wpsubdir"] = parent_site_info.site_type == 'wpsubdir'
-            data["wo_php"]  = ("php" + parent_site_info.php_version).replace(".", "")
+            data["wo_php"] = ("php" + parent_site_info.php_version).replace(".", "")
             data['subsite'] = True
             data['subsiteof_name'] = subsiteof_name
             data['subsiteof_webroot'] = parent_site_info.site_path
@@ -722,15 +722,20 @@ class WOSiteUpdateController(CementBaseController):
                                                'hsts.conf.disabled'
                                                .format(wo_site_webroot))
                         # find all broken symlinks
-                        sympath = "/var/www"
+                        sympath = (f'{wo_site_webroot}/conf')
                         WOFileUtils.findBrokenSymlink(self, sympath)
 
                 elif (pargs.letsencrypt == "clean" or
                       pargs.letsencrypt == "purge"):
                     WOAcme.removeconf(self, wo_domain)
                     # find all broken symlinks
-                    sympath = "/var/www"
-                    WOFileUtils.findBrokenSymlink(self, sympath)
+                    allsites = getAllsites(self)
+                    for site in allsites:
+                        if not site:
+                            pass
+                        sympath = "{0}/conf".format(site.site_path)
+                        WOFileUtils.findBrokenSymlink(self, sympath)
+
                 if not WOService.reload_service(self, 'nginx'):
                     Log.error(self, "service nginx reload failed. "
                               "check issues with `nginx -t` command")
diff --git a/wo/cli/plugins/stack_pref.py b/wo/cli/plugins/stack_pref.py
index 4c91b7b..b34a0ed 100644
--- a/wo/cli/plugins/stack_pref.py
+++ b/wo/cli/plugins/stack_pref.py
@@ -22,6 +22,7 @@ from wo.core.template import WOTemplate
 from wo.core.variables import WOVar
 from wo.core.stackconf import WOConf
 from wo.core.download import WODownload
+from wo.core.checkfqdn import WOFqdn
 
 
 def pre_pref(self, apt_packages):
@@ -404,7 +405,9 @@ def post_pref(self, apt_packages, packages, upgrade=False):
                                    "/var/www/22222/cert/22222.key;\n"
                                    "ssl_stapling off;\n")
 
-                server_ip = requests.get('http://v4.wordops.eu')
+                server_ip = WOFqdn.get_server_ip(self)
+                if server_ip is None:
+                    server_ip = WOVar.wo_fqdn
 
                 if set(["nginx"]).issubset(set(apt_packages)):
                     print("WordOps backend configuration was successful\n"
@@ -418,11 +421,8 @@ def post_pref(self, apt_packages, packages, upgrade=False):
                                             "Name: WordOps"] +
                                 ["HTTP Auth Password : {0}"
                                  .format(passwd)])
-                    self.msg = (self.msg + ["WordOps backend is available "
-                                            "on https://{0}:22222 "
-                                            "or https://{1}:22222"
-                                            .format(server_ip.text,
-                                                    WOVar.wo_fqdn)])
+                    self.msg = (self.msg + [f'WordOps backend is available on https://{server_ip}:22222]) '
+                                            'or https://{WOVar.wo_fqdn}:22222'])
 
             data = dict(release=WOVar.wo_version)
             WOTemplate.deploy(self, '/opt/cf-update.sh',
diff --git a/wo/cli/templates/tweaks.mustache b/wo/cli/templates/tweaks.mustache
index 8e7a86f..81ab266 100644
--- a/wo/cli/templates/tweaks.mustache
+++ b/wo/cli/templates/tweaks.mustache
@@ -1,5 +1,6 @@
 # NGINX Tweaks  - WordOps {{release}}
-	directio 4m;
+	# Enables the use of the O_DIRECT flag t can be useful for serving large files
+    directio 4m;
 	directio_alignment 512;
 	large_client_header_buffers 8 64k;
 
diff --git a/wo/core/acme.py b/wo/core/acme.py
index 7fbfa06..a49d2ba 100644
--- a/wo/core/acme.py
+++ b/wo/core/acme.py
@@ -9,6 +9,7 @@ from wo.core.logging import Log
 from wo.core.shellexec import WOShellExec, CommandExecutionError
 from wo.core.variables import WOVar
 from wo.core.template import WOTemplate
+from wo.core.checkfqdn import WOFqdn
 
 
 class WOAcme:
@@ -181,10 +182,10 @@ class WOAcme:
 
     def check_dns(self, acme_domains):
         """Check if a list of domains point to the server IP"""
-        server_ip = requests.get('https://v4.wordops.eu/').text
+        server_ip = WOFqdn.get_server_ip(self)
         for domain in acme_domains:
-            domain_ip = requests.get('http://v4.wordops.eu/dns/{0}/'
-                                     .format(domain)).text
+            domain_ip = WOFqdn.get_domain_ip(self, domain)
+
             if (not domain_ip == server_ip):
                 Log.warn(
                     self, "{0}".format(domain) +
@@ -252,8 +253,7 @@ class WOAcme:
             for dir in acmedir:
                 if os.path.exists('{0}'.format(dir)):
                     WOFileUtils.rm(self, '{0}'.format(dir))
-            # find all broken symlinks
-            WOFileUtils.findBrokenSymlink(self, "/var/www")
+
         else:
             if os.path.islink("{0}".format(sslconf)):
                 WOFileUtils.remove_symlink(self, "{0}".format(sslconf))
diff --git a/wo/core/checkfqdn.py b/wo/core/checkfqdn.py
index 2ce5533..d089cd7 100644
--- a/wo/core/checkfqdn.py
+++ b/wo/core/checkfqdn.py
@@ -4,33 +4,61 @@ from wo.core.shellexec import WOShellExec
 from wo.core.variables import WOVar
 
 
-def check_fqdn(self, wo_host):
-    """FQDN check with WordOps, for mail server hostname must be FQDN"""
-    # wo_host=os.popen("hostname -f | tr -d '\n'").read()
-    if '.' in wo_host:
-        WOVar.wo_fqdn = wo_host
-        with open('/etc/hostname', encoding='utf-8', mode='w') as hostfile:
-            hostfile.write(wo_host)
+class WOFqdn:
+    """IP and FQDN tools for WordOps"""
+
+    def check_fqdn(self, wo_host):
+        """FQDN check with WordOps, for mail server hostname must be FQDN"""
+        # wo_host=os.popen("hostname -f | tr -d '\n'").read()
+        if '.' in wo_host:
+            WOVar.wo_fqdn = wo_host
+            with open('/etc/hostname', encoding='utf-8', mode='w') as hostfile:
+                hostfile.write(wo_host)
+
+            WOShellExec.cmd_exec(self, "sed -i \"1i\\127.0.0.1 {0}\" /etc/hosts"
+                                 .format(wo_host))
+            if WOVar.wo_distro == 'debian':
+                WOShellExec.cmd_exec(self, "/etc/init.d/hostname.sh start")
+            else:
+                WOShellExec.cmd_exec(self, "service hostname restart")
 
-        WOShellExec.cmd_exec(self, "sed -i \"1i\\127.0.0.1 {0}\" /etc/hosts"
-                                   .format(wo_host))
-        if WOVar.wo_distro == 'debian':
-            WOShellExec.cmd_exec(self, "/etc/init.d/hostname.sh start")
         else:
-            WOShellExec.cmd_exec(self, "service hostname restart")
+            wo_host = input("Enter hostname [fqdn]:")
+            WOFqdn.check_fqdn(self, wo_host)
 
-    else:
-        wo_host = input("Enter hostname [fqdn]:")
-        check_fqdn(self, wo_host)
+    def check_fqdn_ip(self):
+        """Check if server hostname resolved server IP"""
+        try:
+            x = requests.get('http://v4.wordops.eu')
+            ip = (x.text).strip()
 
+            wo_fqdn = WOVar.wo_fqdn
+            y = requests.get('http://v4.wordops.eu/dns/{0}/'.format(wo_fqdn))
+            ip_fqdn = (y.text).strip()
 
-def check_fqdn_ip(self):
-    """Check if server hostname resolved server IP"""
-    x = requests.get('http://v4.wordops.eu')
-    ip = (x.text).strip()
+            return bool(ip == ip_fqdn)
+        except requests.exceptions.RequestException as e:
+            print("Error occurred during request:", e)
+            return False
 
-    wo_fqdn = WOVar.wo_fqdn
-    y = requests.get('http://v4.wordops.eu/dns/{0}/'.format(wo_fqdn))
-    ip_fqdn = (y.text).strip()
+    def get_server_ip(self):
+        """Get the server externet IP"""
+        try:
+            x = requests.get('http://v4.wordops.eu')
+            ip = (x.text).strip()
 
-    return bool(ip == ip_fqdn)
+            return ip
+        except requests.exceptions.RequestException as e:
+            print("Error occurred during request:", e)
+            return None
+
+    def get_domain_ip(self, wo_domain):
+        """Get the server externet IP"""
+        try:
+            y = requests.get('http://v4.wordops.eu/dns/{0}/'.format(wo_domain))
+            domain_ip = (y.text).strip()
+
+            return domain_ip
+        except requests.exceptions.RequestException as e:
+            print("Error occurred during request:", e)
+            return None
diff --git a/wo/core/variables.py b/wo/core/variables.py
index 12f3ef0..ca24c54 100644
--- a/wo/core/variables.py
+++ b/wo/core/variables.py
@@ -17,11 +17,11 @@ class WOVar():
     # WordOps version
     wo_version = "3.19.1"
     # WordOps packages versions
-    wo_wp_cli = "2.9.0"
+    wo_wp_cli = "2.10.0"
     wo_adminer = "4.8.1"
     wo_phpmyadmin = "5.2.0"
     wo_extplorer = "2.1.15"
-    wo_dashboard = "1.2"
+    wo_dashboard = "1.3"
 
     # Get WPCLI path
     wo_wpcli_path = '/usr/local/bin/wp'