Threat Intelligence Center
Sender Support
Understanding BlacklistsISP Filtering Reference
Threat Level Guide
Threat Classifications
Spam Traps & HoneypotsRecycled Traps & Moles
Oversight Seeds
Typo & Fake Emails
Black Holes
Dormant Accounts
Parked Resources ►
Threat Keys
Role Accounts
Disposable Emails
Bots/ Proxies
Blacklist Profiles
URIBL Advisory SitesRBL Advisories
Blacklist Removal
Recent Articles
Spam Trap Hit?Suspended ESP account?
Anti-Spam Blogs
Word-to-the-Wise BlogAl Iverson Blog
Parked Resources
This site intelligence gives you the leverage of avoiding sending email traffic to millions of unused and parked website domains. Since parked domains have previously not been configured for email by the owner, any recipient is by definition, invalid and being spammed as they receive email in the form of a catch-all/role account.
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