diff --git a/package-lock.json b/package-lock.json
index 0f560da..38ae288 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4266,6 +4266,8 @@
     },
     "node_modules/@parcel/watcher-wasm/node_modules/napi-wasm": {
       "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/napi-wasm/-/napi-wasm-1.1.0.tgz",
+      "integrity": "sha512-lHwIAJbmLSjF9VDRm9GoVOy9AGp3aIvkjv+Kvz9h16QR3uSVYH78PNQUnT2U4X53mhlnV2M7wrhibQ3GHicDmg==",
       "inBundle": true,
       "license": "MIT"
     },
diff --git a/src/pages/Nova/NovaDetails.tsx b/src/pages/Nova/NovaDetails.tsx
index c185043..39ed672 100644
--- a/src/pages/Nova/NovaDetails.tsx
+++ b/src/pages/Nova/NovaDetails.tsx
@@ -432,6 +432,20 @@ const NovaDetails = () => {
     }
   }, [nova]);
 
+  const canSeeRegisterDomain = useMemo(() => {
+    if (!nova) {
+      return false;
+    }
+    if (!address) {
+      return false;
+    }
+
+    return (
+      address.toLowerCase() === nova?.properties.deployer.toLowerCase() &&
+      !nova?.properties.domain
+    );
+  }, [address, nova]);
+
   return (
     <>
       {nova && (
@@ -471,13 +485,13 @@ const NovaDetails = () => {
         onClose={() => setOpenDomainDialog(false)}
         onRegister={async (domain: string) => {
           const result = await registerDomain({
-            domain,
+            domain: `${domain}.hub`,
             novaAddress: nova.properties.address,
             metadataUri: nova.properties.metadataUri
           });
           if ((result as any)?.data?.success) {
             // hack cause query fails to refetch
-            setDomain(domain);
+            setDomain(`${domain}.hub`);
           }
         }}
       ></DomainRegistrationDialog>
@@ -957,26 +971,24 @@ const NovaDetails = () => {
                       </Typography>
                     </AutOsButton>
                   )}
-                  {address.toLowerCase() ===
-                    nova.properties.deployer.toLowerCase() &&
-                    !nova.properties.domain && (
-                      <Box marginTop={theme.spacing(2)}>
-                        <AutOsButton
-                          onClick={() => setOpenDomainDialog(true)}
-                          type="button"
-                          color="primary"
-                          variant="outlined"
+                  {canSeeRegisterDomain && (
+                    <Box marginTop={theme.spacing(2)}>
+                      <AutOsButton
+                        onClick={() => setOpenDomainDialog(true)}
+                        type="button"
+                        color="primary"
+                        variant="outlined"
+                      >
+                        <Typography
+                          fontWeight="700"
+                          fontSize="16px"
+                          lineHeight="26px"
                         >
-                          <Typography
-                            fontWeight="700"
-                            fontSize="16px"
-                            lineHeight="26px"
-                          >
-                            Register Domain
-                          </Typography>
-                        </AutOsButton>
-                      </Box>
-                    )}
+                          Register Domain
+                        </Typography>
+                      </AutOsButton>
+                    </Box>
+                  )}
                 </Box>
               </Stack>
             </LeftWrapper>
diff --git a/src/pages/Nova/RegisterDomainDialog.tsx b/src/pages/Nova/RegisterDomainDialog.tsx
index 8514635..c38331c 100644
--- a/src/pages/Nova/RegisterDomainDialog.tsx
+++ b/src/pages/Nova/RegisterDomainDialog.tsx
@@ -7,7 +7,8 @@ import {
   TextField,
   Typography,
   Box,
-  styled
+  styled,
+  InputAdornment
 } from "@mui/material";
 import { AutOsButton } from "@components/AutButton";
 
@@ -59,26 +60,27 @@ const DomainRegistrationDialog = ({ open, onClose, onRegister }) => {
   }, [domain]);
 
   const validateDomain = (value) => {
-    const domainRegex =
-      /^[a-zA-Z0-9](?:[a-zA-Z0-9]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z]{2,})+$/;
-    const hubEndingRegex = /\.hub$/i;
+    // Domain regex breakdown:
+    // ^[a-zA-Z0-9]                 - Start with a letter or number
+    // (?:[a-zA-Z0-9]{0,61}         - Followed by 0 to 61 letters or numbers
+    //   [a-zA-Z0-9])?              - Ending with a letter or number (optional group)
+    const domainRegex = /^[a-zA-Z0-9](?:[a-zA-Z0-9]{0,61}[a-zA-Z0-9])?$/;
     const trimmedValue = value.trim().toLowerCase();
 
     if (trimmedValue === "") {
       setIsValid(false);
-      setErrorMessage("Domain name is required");
+      setErrorMessage("Please enter a domain name");
     } else if (trimmedValue.includes("-")) {
       setIsValid(false);
-      setErrorMessage("Domain name cannot contain dashes");
+      setErrorMessage("Domain name cannot contain hyphens");
     } else if (!domainRegex.test(trimmedValue)) {
       setIsValid(false);
-      setErrorMessage("Invalid domain format");
+      setErrorMessage(
+        "Please enter a valid domain name (Cannot contain symbols or spaces)"
+      );
     } else if (trimmedValue.length > 253) {
       setIsValid(false);
-      setErrorMessage("Domain name is too long (max 253 characters)");
-    } else if (!hubEndingRegex.test(trimmedValue)) {
-      setIsValid(false);
-      setErrorMessage("Domain must end with '.hub'");
+      setErrorMessage("Domain name exceeds maximum length of 253 characters");
     } else {
       setIsValid(true);
       setErrorMessage("");
@@ -102,13 +104,22 @@ const DomainRegistrationDialog = ({ open, onClose, onRegister }) => {
           Enter a domain name for your Nova.
         </Typography>
         <StyledTextField
+          InputProps={{
+            endAdornment: (
+              <InputAdornment position="end">
+                <Typography variant="body2" color="offWhite.main">
+                  .hub
+                </Typography>
+              </InputAdornment>
+            )
+          }}
           autoFocus
           margin="dense"
           label="Domain"
           type="text"
           fullWidth
           value={domain}
-          onChange={(e) => setDomain(e.target.value)}
+          onChange={(e) => setDomain(e.target.value.toLowerCase())}
           helperText={errorMessage || " "}
           error={Boolean(errorMessage)}
         />