內容簡介
總結： MTX Email DNS Validator for Contact Form 7在提交聯絡表格前會進行DNS/MX記錄驗證，阻止使用者提交不存在或無效的電子郵件地址。
問題與答案:
1. MTX Email DNS Validator for Contact Form 7的功能是什麼？
- 答：它通過在提交表單前進行DNS/MX記錄驗證，防止使用者提交不存在或無效的電子郵件地址。
2. Admin Interface提供了哪些功能？
- 答：Tabbed Interface組織了設置和工具選項卡，Modern React Admin使用React 18和Ant Design 5建立美麗的管理界面，Welcome Pointer是第一次使用者的有用入門工具提示，Import/Export Settings可備份和遷移設置，Cache Management可從工具選項卡上方解除DNS快取，UI Preferences允許每個用戶配置界面設置(重置歡迎指標)。
3. 如何提高性能並管理數據？
- 答：通過Validation Logging跟踪所有驗證嘗試並提供詳細日誌和統計資料，使用Expandable Log Details查看包括交付能力、質量分數、風險評估、區域信息和違規歷史在內的全面驗證數據，使用DNS Caching通過緩存DNS查找以提高性能(24小時默認)，可以選擇在解除安裝時是否刪除所有外掛數據，還可以防止快速按鈕點擊的重複請求。
外掛標籤
開發者團隊
② 後台搜尋「MTX Email DNS Validator for Contact Form 7」→ 直接安裝（推薦）
原文外掛簡介
MTX Email DNS Validator for Contact Form 7 prevents users from submitting contact forms with non-existent or invalid email addresses by performing DNS/MX record validation before form submission.
Features
Validation
* DNS/MX Record Validation – Verifies email domains have valid MX records
* SMTP Mailbox Verification – Advanced validation that checks if the specific email address/mailbox exists
* Abstract API Integration – Comprehensive third-party email validation with quality scoring, risk assessment, and breach detection
* Catch-All Domain Detection – Optionally reject domains that accept any email address (available in DNS+SMTP mode)
* Disposable Email Detection – Block temporary/throwaway email addresses (via Abstract API)
* Role-Based Email Detection – Identify generic addresses like info@, admin@, support@ (via Abstract API)
* Three Validation Modes:
– DNS Only (Fast) – Validates domain can receive emails (~0.5s)
– DNS + SMTP (Thorough) – Validates both domain and specific mailbox (~2-5s)
– Abstract API (Advanced) – Comprehensive validation with quality scoring, risk assessment, and more
* Per-Form Configuration – Configure validation settings for each CF7 form individually
* Custom Error Messages – Set global or per-form error messages
Admin Interface
* Tabbed Interface – Organized Settings and Tools tabs for better UX
* Modern React Admin – Beautiful admin interface built with React 18 and Ant Design 5
* Welcome Pointer – Helpful onboarding tooltip for first-time users
* Import/Export Settings – Backup and migrate settings with JSON export/import
* Cache Management – Clear DNS cache on demand from Tools tab
* UI Preferences – Per-user interface settings (reset welcome pointer)
Performance & Data
* Validation Logging – Track all validation attempts with detailed logs and statistics
* Expandable Log Details – View comprehensive validation data including deliverability, quality scores, risk assessment, domain info, and breach history
* DNS Caching – Improves performance by caching DNS lookups (24-hour default)
* Data Cleanup Control – Choose whether to delete all plugin data on uninstall
* Multiple Click Protection – Prevents duplicate requests from rapid button clicks
Developer Features
* Extensible Hooks – Filters and actions for custom validation logic
* REST API – Full REST API for settings and logs management
* Translation Ready – Fully internationalized and localization-ready
* WordPress Coding Standards – Follows WordPress PHP and JavaScript standards
Benefits
Reduce email bounce rates
Protect your domain reputation
Improve email deliverability
Prevent spam and fake submissions
Better data quality for marketing campaigns
Requirements
WordPress 6.2 or higher
PHP 8.1 or higher
Contact Form 7 plugin
