diff --git a/app/dashboard/templates/dashboard/domain_detail/dns.html b/app/dashboard/templates/dashboard/domain_detail/dns.html
index a6a78dc5..6207a708 100644
--- a/app/dashboard/templates/dashboard/domain_detail/dns.html
+++ b/app/dashboard/templates/dashboard/domain_detail/dns.html
@@ -56,6 +56,9 @@
         <div class="text-danger mt-4">
           Your DNS is not correctly set. The MX record we obtain is:
           <div class="mb-3 p-3" style="background-color: #eee">
+            {% if not mx_errors %}
+              (Empty)
+            {% endif %}
             {% for r in mx_errors %}
               {{ r }} <br>
             {% endfor %}
@@ -112,6 +115,10 @@
         <div class="text-danger mt-4">
           Your DNS is not correctly set. The TXT record we obtain is:
           <div class="mb-3 p-3" style="background-color: #eee">
+            {% if not spf_errors %}
+              (Empty)
+            {% endif %}
+
             {% for r in spf_errors %}
               {{ r }} <br>
             {% endfor %}
diff --git a/app/dashboard/templates/dashboard/index.html b/app/dashboard/templates/dashboard/index.html
index f1e972e9..b270dc66 100644
--- a/app/dashboard/templates/dashboard/index.html
+++ b/app/dashboard/templates/dashboard/index.html
@@ -152,16 +152,15 @@
                     {% if alias_info.show_intro_test_send_email %}
                    data-intro="Not only alias can receive emails, it can <em>send</em> emails too! <br><br>
                    You can add a new <em>contact</em> to for your alias here. <br><br>
-                   To send an email to your contact, SimpleLogin will create a <em>special</em> email address: <br>
-                   sending an email to this email address will <em>forward</em> your email to your contact"
+                   To send an email to your contact, SimpleLogin will create a <em>special</em> email address. <br><br>
+                   Sending an email to this email address will <em>forward</em> the email to your contact"
                    data-step="4"
                     {% endif %}
                    class="btn btn-sm btn-outline-primary"
                    data-toggle="tooltip"
-                   title="Send email from alias"
+                   title="Not only an alias can receive emails, it can send emails too"
                 >
                   Send Email &nbsp; &nbsp;
-                  <span class="badge badge-info">Beta</span>
                 </a>
               {% endif %}
             </div>
diff --git a/app/dashboard/views/domain_detail.py b/app/dashboard/views/domain_detail.py
index c0557c26..88bcf98b 100644
--- a/app/dashboard/views/domain_detail.py
+++ b/app/dashboard/views/domain_detail.py
@@ -34,6 +34,7 @@ def domain_detail_dns(custom_domain_id):
             mx_domains = get_mx_domains(custom_domain.domain)
 
             if sorted(mx_domains) != sorted(EMAIL_SERVERS_WITH_PRIORITY):
+                flash("The MX record is not correctly set", "warning")
                 mx_ok = False
                 # build mx_errors to show to user
                 mx_errors = [
@@ -63,7 +64,10 @@ def domain_detail_dns(custom_domain_id):
                     )
                 )
             else:
-                flash(f"{EMAIL_DOMAIN} is not included in your SPF record.", "warning")
+                flash(
+                    f"SPF: {EMAIL_DOMAIN} is not included in your SPF record.",
+                    "warning",
+                )
                 spf_ok = False
                 spf_errors = get_txt_record(custom_domain.domain)
 
@@ -81,6 +85,7 @@ def domain_detail_dns(custom_domain_id):
                     )
                 )
             else:
+                flash("DKIM: the TXT record is not correctly set", "warning")
                 dkim_ok = False
                 dkim_errors = get_txt_record(f"dkim._domainkey.{custom_domain.domain}")
 
diff --git a/app/dns_utils.py b/app/dns_utils.py
index 0110b343..cb0f1799 100644
--- a/app/dns_utils.py
+++ b/app/dns_utils.py
@@ -7,7 +7,7 @@ def get_mx_domains(hostname) -> [(int, str)]:
     """
     try:
         answers = dns.resolver.query(hostname, "MX")
-    except dns.resolver.NoAnswer:
+    except Exception:
         return []
 
     ret = []
@@ -28,7 +28,7 @@ def get_spf_domain(hostname) -> [str]:
     """return all domains listed in *include:*"""
     try:
         answers = dns.resolver.query(hostname, "TXT")
-    except dns.resolver.NoAnswer:
+    except Exception:
         return []
 
     ret = []
@@ -49,7 +49,7 @@ def get_spf_domain(hostname) -> [str]:
 def get_txt_record(hostname) -> [str]:
     try:
         answers = dns.resolver.query(hostname, "TXT")
-    except dns.resolver.NoAnswer:
+    except Exception:
         return []
 
     ret = []
@@ -67,7 +67,7 @@ def get_dkim_record(hostname) -> str:
     """query the dkim._domainkey.{hostname} record and returns its value"""
     try:
         answers = dns.resolver.query(f"dkim._domainkey.{hostname}", "TXT")
-    except dns.resolver.NoAnswer:
+    except Exception:
         return ""
 
     ret = []
diff --git a/server.py b/server.py
index 79133514..a9f29264 100644
--- a/server.py
+++ b/server.py
@@ -9,6 +9,9 @@ from flask_admin import Admin
 from flask_cors import cross_origin
 from flask_login import current_user
 from sentry_sdk.integrations.flask import FlaskIntegration
+from sentry_sdk.integrations.sqlalchemy import SqlalchemyIntegration
+from sentry_sdk.integrations.aiohttp import AioHttpIntegration
+
 
 from app import paddle_utils
 from app.admin_model import SLModelView, SLAdminIndexView
@@ -48,7 +51,14 @@ from app.oauth.base import oauth_bp
 
 if SENTRY_DSN:
     LOG.d("enable sentry")
-    sentry_sdk.init(dsn=SENTRY_DSN, integrations=[FlaskIntegration()])
+    sentry_sdk.init(
+        dsn=SENTRY_DSN,
+        integrations=[
+            FlaskIntegration(),
+            SqlalchemyIntegration(),
+            AioHttpIntegration(),
+        ],
+    )
 
 # the app is served behin nginx which uses http and not https
 os.environ["OAUTHLIB_INSECURE_TRANSPORT"] = "1"
@@ -185,7 +195,7 @@ def register_blueprints(app: Flask):
 
 
 def set_index_page(app):
-    @app.route("/")
+    @app.route("/", methods=["GET", "POST"])
     def index():
         if current_user.is_authenticated:
             return redirect(url_for("dashboard.index"))