
Blacklists You REALLY Don’t Want To Be On as a B2B Enterprise Email Marketer
Being put on a blacklist can cause major issues for your sending reputation. You will have stronger email delivery if you can verify that your emails are not on these blacklists. SpamCop, SORBS, and Spamhaus are only three of many spam reporting services on the web. Many blacklists will block IP’s and/or domains, so it’s important to understand email deliverability best practices while approaching blacklist-related issues.
Spamhaus
The Spamhaus Project is an international organization, based in both London and Geneva, that tracks email spammers and spam-related activity.
The purpose of their organization is to create a “block” list of senders who have bad sending reputations. This list’s senders have shown poor sending practices by sending spam to Spamhaus’ partners or to their spam traps. Spamhaus will remember their IP and/or domain and publicly post them. Internet service providers and email servers use Spamhaus’ block list to reduce the amount of spam that reaches their users. You will have stronger email delivery if you can verify emails are...