Block temporary email addresses

Disposable email address services are mostly used for spamming, fake registration, free trial abusing, etc.
And we hate them!

IsTempMail provides a reliable, real time API to check disposable email addresses.

Get an API token Add to WordPress

Simple API request

Heads up! Public API usage will be removed from Jan 1st, 2018. If you're using our old public API, please sign up and get free your API token.

Example API requests

  1. https://www.istempmail.com/api/check/test@example.com?token=******
  2. https://www.istempmail.com/api/check/mailinator.com?token=******
  3. https://www.istempmail.com/api/check/10minutemail.com?token=******
  4. https://www.istempmail.com/api/check/gmail.con?token=******

JSON responses

  1. {"name":"example.com","blocked":false}
  2. {"name":"mailinator.com","blocked":true}
  3. {"name":"10minutemail.com","blocked":true}
  4. {"name":"gmail.con","blocked":false,"unresolvable":true}

We have a WordPress plugin, PHP library, and a NodeJS package.

We're actively monitoring temporary email services

4,213

domain names blocked

332,493

domain names checked

3,198,992

API requests served

Plans and pricing

Fixed monthly pricing for peace of mind.
Ugrade, downgrade or cancel any time.

Lite

$2 / month

  • 60 requests per minute per IP
  • 10 IPs limit in 30 days
  • Earn $1 for reporting domain name

Standard

$5 / month

  • 60 requests per minute per IP
  • 50 IPs limit in 30 days
  • Earn $1 for reporting domain name
  • Private blacklist and whitelist

Pro

$50 / month

  • 60 requests per minute per IP
  • Unlimited IP
  • Earn $1 for reporting domain name
  • Private blacklist and whitelist
  • 99.9% uptime SLA

About us

IsTempMail was a side project for stopping fake registration at SetCronJob. It became so effective that I made it a stand-alone service for public use.

Nguyen An Thuan, Develover.

IsTempMail is developed and operated by Develover Company Limited, a software company based in Vietnam.

The company owner as well as main developer is Nguyen An Thuan, an experienced website developer.