verify-email

Verify email syntax and mailbox deliverability via Hunter or Tomba APIs.

Updated Apr 19, 2026
One-click install
npx skills add https://github.com/marmikcfc/pepper-skills --skill verify-email-marmikcfc
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: verify-email
Source: https://github.com/marmikcfc/pepper-skills/tree/main/skills/verify-email
Command: npx skills add https://github.com/marmikcfc/pepper-skills --skill verify-email-marmikcfc

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Verify email addresses for syntax validity and mailbox deliverability to prevent bounces and wasted outreach.

Core Features & Use Cases

  • Syntax validation to catch invalid formats early.
  • Domain/MX checks and mailbox verification via Hunter or Tomba.
  • Use cases include cleaning email lists, validating user-provided addresses during sign-up, and reducing bounce rates in campaigns.

Quick Start

Use the verify-email skill to check the deliverability of a given email address using Hunter or Tomba.

Frequently Asked Questions about verify-email

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I verify email addresses for deliverability before sending outreach?

Email verification for deliverability checks syntax validity, domain MX records, and mailbox existence. Using Hunter or Tomba APIs, this process confirms if an address can receive mail, helping you clean lists and reduce bounce rates.

What is the best way to validate user signup emails and prevent bounces?

The best way to validate signup emails is running syntax checks and mailbox verification via Hunter or Tomba. This confirms the email format is correct and the mailbox actually exists before accepting user input, preventing invalid data entry.

Can I use Hunter or Tomba to check if an email address exists?

Yes, you can use Hunter or Tomba to check if an email address exists. This skill integrates with both APIs to perform mailbox existence verification, checking whether the specific inbox is active and able to receive messages.

Does email verification check both syntax validity and domain MX records?

Yes, email verification checks both syntax validity and domain MX records. The process validates the email format first, then verifies the domain's MX records and confirms mailbox existence through Hunter or Tomba API integrations.

When should I clean my email list for deliverability and bounce reduction?

You should clean your email list for deliverability before sending campaigns or outreach. Running verification checks via Hunter or Tomba removes invalid syntax and non-existent mailboxes, reducing bounce rates and preventing wasted outreach efforts.