Skip to content

Instantly share code, notes, and snippets.


Raveendra Uppala raveendrau

View GitHub Profile
#!/usr/bin/env python
Check that a particular email address exists.
Adam Blinkinsop <>
Checking email addresses in this way is not recommended, and will lead to
your site being listed in RBLs as a source of abusive traffic. Mail server
admins do like it when they get connections that don't result in email being
sent, because spammers often use this technique to verify email addresses.