diff --git a/README.md b/README.md
index 61b6131b..42319b86 100644
--- a/README.md
+++ b/README.md
@@ -814,6 +814,7 @@ API | Description | Auth | HTTPS | CORS |
 | [MailCheck.ai](https://www.mailcheck.ai/#documentation) | Prevent users to sign up with temporary email addresses | No | Yes | Unknown |
 | [Mailtrap](https://mailtrap.io) | Email API and SMTP for sending transactional and bulk emails, with email testing sandbox for safe development | apiKey | Yes | Unknown |
 | [PostStack](https://poststack.dev/docs) | EU-hosted email API for transactional and marketing email, with contacts, broadcasts, and analytics | `apiKey` | Yes | No |
+| [RankFabrik Verify](https://rankfabrik.com/produits/verification) | Validate email addresses for deliverability, syntax and disposable detection | `apiKey` | Yes | Unknown |
 | [Sendgrid](https://docs.sendgrid.com/api-reference/) | A cloud-based SMTP provider that allows you to send emails without having to maintain email servers | `apiKey` | Yes | Unknown |
 | [Sendinblue](https://developers.sendinblue.com/docs) | A service that provides solutions relating to marketing and/or transactional email and/or SMS | `apiKey` | Yes | Unknown |
 | [SMTPfast](https://smtpfa.st/docs) | Send transactional email, manage contacts and broadcasts, free 3,000 emails/month | `apiKey` | Yes | Yes |