[Inbound Email] ---> [SMTP Server / Postfix] ---> [Mail Parser Script] │ ▼ [Web Browser] <--- [REST API Backend] <--- [Database (MySQL/Redis)] 1. The Mail Server (SMTP)
: Continuously poll the /messages endpoint to see if any new mail has arrived.
Upload your script and point it to that catch-all mailbox.
While the basic script works perfectly in a sandbox environment, launching a public temporary email service exposes you to unique infrastructure challenges: Combating Outbound Abuse (Spam Relaying) temp mail script
: Send a GET request to https://1secmail.com .
Many scripts provide an API, allowing you to automate test sign-ups. Conclusion: Privacy in 2026
for msg in messages: # Only process new messages if msg['id'] not in seen_ids: seen_ids.add(msg['id']) print(f"\n📩 New Email from: msg['from']") print(f" Subject: msg['subject']") [Inbound Email] ---> [SMTP Server / Postfix] --->
mkdir temp-mail-server cd temp-mail-server npm init -y npm install smtp-server mailparser uuid express cors Use code with caution. Step 2: The SMTP Receiver and Parser Script
Firewalls must allow external traffic on port 25 (SMTP) and port 3000 (API). Run the following commands on a standard Ubuntu Linux firewall:
Install the required environment (PHP + Composer or Node.js). Install Redis for temporary storage. Clone the repository and run the setup script. Step 4: Automate Deletion Many scripts provide an API, allowing you to
In the modern digital landscape, email addresses are the keys to the kingdom. Every website, app, or service demands one—often just to view a single article, download a white paper, or test a feature. This has led to inbox overload, spam avalanches, and privacy concerns.
The SMTP server acts as the entry point for all incoming traffic. It listens on Port 25, validates the recipient domain against your system configuration, and accepts incoming connections. 2. The Parser
Node.js is perfect for temp mail because of its non-blocking I/O. Using , you can push new emails to the user's screen instantly. Key Features to Look For
A custom domain is needed to receive emails (e.g., @://yourdomain.com ).
Stores ephemeral data with built-in time-to-live (TTL) expiration. HTML5, Tailwind CSS, JavaScript