## Easily check if a certain e-mail address is valid #### You can also block temporary e-mail addresses or block disposable mails! Accurately detect invalid and temporary (**disposable**) email domains. Instantly filter fake signups, improve user quality, and protect your platform. ----------- **👉 Like our API and service ?** we'll be happy to **give 20% off** any standard plan as a gesture of our appreciation. ----------- **The API response now includes things like:** - **Reason**: Blacklist - **mx_host**: mail.mailinator.com - **mx_info**: Using MX pointer mail.mailinator.com from DNS with priority: 10 - **mx_ip**: 23.250.11.25 ## 🔹Detect invalid and disposable email addresses in real-time with our fast and accurate Email Validator API. ----------- 🔹**This API helps you identify and reject:** - Invalid email domains (e.g., typos like gmal.com, yaho.com) - Disposable/temporary emails (e.g., **mailinator.com, 10minutemail.com**) - Free vs paid domains - MX record and SMTP check support **🔍 Use Cases:** - Prevent fake or low-quality signups - Improve user database hygiene - Secure your registration, newsletter, or login flows - Block spam or abuse using throwaway emails **🛠️ Features:** - Fast response time - Bulk email checking supported - Simple RESTful API integration - Updated list of disposable domains 👨‍💻 **Perfect for**: SaaS platforms, eCommerce, CRM systems, fintech apps, email marketing tools, and developers looking to improve signup quality. ### Email Validator API – Documentation for RapidAPI : ----------- ## **📌 Base URL** : ``` 📌 https://e-mail-check-invalid-disposable-domain.p.rapidapi.com ``` ## **📍 Endpoint: /check-domain** ----------- **Description:** Checks if the provided email address is valid, not disposable, and not from a free provider. ## **🔧 Method** ``` GET or POST ``` ----------- ## **🔗 URL** ``` check-domain?domain=rapidapi.com ``` ## **🔑 Query Parameters**

Query Parameters

Parameter	Type	Required	Description
`Domain/email`	string	Yes	The email address you want to validate

### **✅Sample Request** **GET Request:** ``` GET /check-domain?domain=rapidapi.com ``` **🔁 Sample Response** ``` { "response": { "block": false, "disposable": false, "domain": "rapidapi.com", "email_forwarder": false, "last_changed_at": "2020-05-11T11:23:09+02:00", "mx_host": "aspmx.l.google.com", "mx_info": "Using MX pointer aspmx.l.google.com from DNS with priority: 1", "mx_ip": "142.251.168.27", "possible_typo": [], "reason": "Whitelisted", "risk": 10, "text": "Looks okay", "valid": true } } ``` ## 📤 Headers :

Headers

Header	Value
`X-RapidAPI-Key`	YOUR_RAPIDAPI_KEY
`X-RapidAPI-Host`	https://e-mail-check-invalid-disposable-domain.p.rapidapi.com

## 🧠 Response Fields :

Response Fields

Field	Type	Description
`email`	string	The email address checked
`valid_format`	boolean	Whether the email format is valid (regex check)
`is_disposable`	boolean	True if it's from a temporary/disposable domain
`is_free`	boolean	True if it's a free email provider like Gmail
`has_mx_record`	boolean	Checks if domain has a valid MX record
`reason`	string	Short explanation for the result

-----------

Required Headers

Header	Value
`X-RapidAPI-Key`	YOUR_RAPIDAPI_KEY
`X-RapidAPI-Host`	https://e-mail-check-invalid-disposable-domain.p.rapidapi.com

----------- ## 📌 Error Handling **❌ Example (Invalid Email)** ``` { "error": "Invalid email format" } ``` ----------- ## 💡 Usage Tips : - Always verify valid_format AND has_mx_record for reliable results. - Use is_disposable to block fake or temporary signups. - Combine this API with OTP/email verification for best results. ----------- ## Popular My APIs 👉 : - ✅ **[Ahrefs DA & PA Free API](https://rapidapi.com/contactvchandra/api/ahrefs-da-pa-free-api) -** The power of Ahrefs' extensive backlink database and SEO metrics to supercharge your applications and workflows.