diff --git a/backend/app/service/website_utils.go b/backend/app/service/website_utils.go
index 8102f0c8f..94ce7724f 100644
--- a/backend/app/service/website_utils.go
+++ b/backend/app/service/website_utils.go
@@ -40,7 +40,10 @@ func getDomain(domainStr string, defaultPort int) (model.WebsiteDomain, error) {
 		portStr := domainArray[1]
 		portN, err := strconv.Atoi(portStr)
 		if err != nil {
-			return model.WebsiteDomain{}, err
+			return model.WebsiteDomain{}, buserr.New("ErrTypePort")
+		}
+		if portN <= 0 || portN > 65535 {
+			return model.WebsiteDomain{}, buserr.New("ErrTypePortRange")
 		}
 		domain.Port = portN
 		return domain, nil
diff --git a/backend/i18n/lang/en.yaml b/backend/i18n/lang/en.yaml
index b67865abd..6a4a7238a 100644
--- a/backend/i18n/lang/en.yaml
+++ b/backend/i18n/lang/en.yaml
@@ -18,6 +18,8 @@ ErrPortExist: '{{ .port }} port is already occupied by {{ .type }} [{{ .name }}]
 TYPE_APP: "Application"
 TYPE_RUNTIME: "Runtime environment"
 TYPE_DOMAIN: "Domain name"
+ErrTypePort: 'Port {{name}} format error'
+ErrTypePortRange: 'Port range needs to be between 1-65535'
 
 #app
 ErrPortInUsed: "{{ .detail }} port already in use"
diff --git a/backend/i18n/lang/zh-Hant.yaml b/backend/i18n/lang/zh-Hant.yaml
index 1921fd6e1..f5ec24e6c 100644
--- a/backend/i18n/lang/zh-Hant.yaml
+++ b/backend/i18n/lang/zh-Hant.yaml
@@ -18,6 +18,8 @@ ErrPortExist: '{{ .port }} 埠已被 {{ .type }} [{{ .name }}] 佔用'
 TYPE_APP: "應用"
 TYPE_RUNTIME: "運作環境"
 TYPE_DOMAIN: "網域名稱"
+ErrTypePort: '埠 {{name}} 格式錯誤'
+ErrTypePortRange: '連接埠範圍需要在 1-65535 之間'
 
 #app
 ErrPortInUsed: "{{ .detail }} 端口已被佔用！"
diff --git a/backend/i18n/lang/zh.yaml b/backend/i18n/lang/zh.yaml
index 64b67d515..1935d459c 100644
--- a/backend/i18n/lang/zh.yaml
+++ b/backend/i18n/lang/zh.yaml
@@ -18,6 +18,8 @@ ErrPortExist: '{{ .port }} 端口已被 {{ .type }} [{{ .name }}] 占用'
 TYPE_APP: "应用"
 TYPE_RUNTIME: "运行环境"
 TYPE_DOMAIN: "域名"
+ErrTypePort: '端口 {{name}} 格式错误'
+ErrTypePortRange: '端口范围需要在 1-65535 之间'
 
 #app
 ErrPortInUsed: "{{ .detail }} 端口已被占用！"