diff --git a/packages/api/src/routers/auth/auth_router.ts b/packages/api/src/routers/auth/auth_router.ts
index e9e288e1a..062211539 100644
--- a/packages/api/src/routers/auth/auth_router.ts
+++ b/packages/api/src/routers/auth/auth_router.ts
@@ -66,20 +66,28 @@ const cookieParams = {
   maxAge: 365 * 24 * 60 * 60 * 1000,
 }
 
+const isURLPresent = (input: string): boolean => {
+  const urlRegex = /(https?:\/\/[^\s]+)/g
+  return urlRegex.test(input)
+}
+
 export const isValidSignupRequest = (obj: any): obj is SignupRequest => {
   return (
     'email' in obj &&
     obj.email.trim().length > 0 &&
     obj.email.trim().length < 512 && // email must not be empty
+    !isURLPresent(obj.email) &&
     'password' in obj &&
     obj.password.length >= 8 &&
     obj.password.trim().length < 512 && // password must be at least 8 characters
     'name' in obj &&
     obj.name.trim().length > 0 &&
     obj.name.trim().length < 512 && // name must not be empty
+    !isURLPresent(obj.name) &&
     'username' in obj &&
     obj.username.trim().length > 0 &&
-    obj.username.trim().length < 512 // username must not be empty
+    obj.username.trim().length < 512 && // username must not be empty
+    !isURLPresent(obj.username)
   )
 }
 
@@ -513,6 +521,7 @@ export function authRouter() {
 
       if (recaptchaToken && process.env.RECAPTCHA_CHALLENGE_SECRET_KEY) {
         const verified = await verifyChallengeRecaptcha(recaptchaToken)
+        console.log('recaptcha result: ', verified)
         if (!verified) {
           return res.redirect(
             `${env.client.url}/auth/email-signup?errorCodes=UNKNOWN`
@@ -520,16 +529,6 @@ export function authRouter() {
         }
       }
 
-      function isURLPresent(input: string): boolean {
-        const urlRegex = /(https?:\/\/[^\s]+)/g
-        return urlRegex.test(input)
-      }
-
-      if (isURLPresent(email) || isURLPresent(name) || isURLPresent(username)) {
-        res.redirect(`${env.client.url}/auth/email-signup?errorCodes=UNKNOWN`)
-        return
-      }
-
       // trim whitespace in email address
       const trimmedEmail = email.trim()
       try {