diff --git a/src/bundles/gateway.js b/src/bundles/gateway.js
index 1e176d94e..73cb51bc3 100644
--- a/src/bundles/gateway.js
+++ b/src/bundles/gateway.js
@@ -34,7 +34,7 @@ export const checkValidHttpUrl = (value) => {
   } catch (_) {
     return false
   }
-
+  console.log(`URL is valid: ${url}, url.protocol=${url.protocol}`) // lucas
   return url.protocol === 'http:' || url.protocol === 'https:'
 }
 
@@ -97,7 +97,7 @@ async function expectSubdomainRedirect (url) {
   // but we seem to be able to access xhr.responseURL which is enough to see
   // if paths are redirected to subdomains.
 
-  const { redirected, url: responseUrl } = await fetch(url.toString())
+  const { url: responseUrl } = await fetch(url.toString())
   const { hostname } = new URL(responseUrl)
 
   if (!hostname.startsWith(IMG_HASH_1PX)) {
@@ -145,7 +145,7 @@ export async function checkSubdomainGateway (gatewayUrl) {
       return true
     })
     .catch((err) => {
-      console.log(err)
+      console.error(err)
       return false
     })
 }
diff --git a/src/components/public-subdomain-gateway-form/PublicSubdomainGatewayForm.js b/src/components/public-subdomain-gateway-form/PublicSubdomainGatewayForm.js
index f8dfd956a..69d52c2fc 100644
--- a/src/components/public-subdomain-gateway-form/PublicSubdomainGatewayForm.js
+++ b/src/components/public-subdomain-gateway-form/PublicSubdomainGatewayForm.js
@@ -9,11 +9,19 @@ const PublicSubdomainGatewayForm = ({ t, doUpdatePublicSubdomainGateway, publicS
   const initialIsValidGatewayUrl = !checkValidHttpUrl(value)
   const [isValidGatewayUrl, setIsValidGatewayUrl] = useState(initialIsValidGatewayUrl)
 
-
   // Updates the border of the input to indicate validity
   useEffect(() => {
-    const isValid = checkSubdomainGateway(value)
-    setIsValidGatewayUrl(isValid)
+    const validateUrl = async () => {
+      try {
+        const isValid = await checkSubdomainGateway(value)
+        setIsValidGatewayUrl(isValid)
+      } catch (error) {
+        console.error('Error checking subdomain gateway:', error)
+        setIsValidGatewayUrl(false)
+      }
+    }
+
+    validateUrl()
   }, [value])
 
   const onChange = (event) => setValue(event.target.value)