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 FREE API token Add to WordPress

Simple API request

Example API requests https://www.istempmail.com/api/check/API_TOKEN/test@example.com https://www.istempmail.com/api/check/API_TOKEN/mailinator.com https://www.istempmail.com/api/check/API_TOKEN/10minutemail.com https://www.istempmail.com/api/check/API_TOKEN/gmail.con JSON responses {"name":"example.com","blocked":false} {"name":"mailinator.com","blocked":true} {"name":"10minutemail.com","blocked":true} {"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

61,349 domain names blocked 911,652 domain names checked 23,123,016 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

per IP 10 IPs limit in 30 days

limit in 30 days Earn $1 for reporting domain name Standard $5 / month 60 requests per minute per IP

per IP 50 IPs limit in 30 days

limit in 30 days Earn $1 for reporting domain name

for reporting domain name Private blacklist and whitelist Pro $50 / month 60 requests per minute per IP

per IP Unlimited IP

Earn $1 for reporting domain name

for reporting domain name Private blacklist and whitelist

99.9% uptime SLA

We also have a free account. See how our billing works.