33mail.com
is a forwarding email domain
Overview
33mail.com is flagged as a forwarding email domain. Forwarding email domains are used by email forwarding services to create email aliases, allowing their users to hide their real email address.
If you rely on valid user data, whether it's for mailing lists, user verification, or preventing fraud, it's important to detect and potentially block forwarding emails.
Frequently Asked Questions
- What are forwarding email domains?
- A forwarding email domain forwards emails to a user's real inbox while hiding their actual email address. They're used for privacy and to reduce spam in the user's primary inbox.
- Why should I block forwarding email addresses?
- Forwarding email addresses can make it difficult to identify users, track email engagement, and maintain clean user data. They can also be used to bypass certain restrictions or create multiple accounts.
- Is 33mail.com a forwarding email domain?
- Yes. 33mail.com is a forwarding email domain, meaning emails sent to addresses at this domain are forwarded to the user's real inbox.
- How can I block 33mail.com on my site?
- You can use the UserCheck API to instantly detect and block forwarding email domains like 33mail.com. It's a quick setup that can significantly improve your user data quality.
Domain Information
- Provider
-
This domain is associated with
33mail.com, an email relay provider.
- Registrar
- No registrar information available.
- A Records
- No A records found.
- MX Records
- No MX records found.
- Nameservers
- No nameserver information available.
- Flagged on
- Mar 07, 2025 (5 days ago)
Related Domains
We've identified 6 additional domains from the same relay email provider. Here are the most recent: