Examples: 203.0.113.42 or example.com

A Spot Check Is Not Monitoring

This checks 10 major lists once, right now. A listing can happen at any time, and by the time you notice the bounced mail, your deliverability is already suffering. Generator Labs watches your IPs and domains across hundreds of blacklists continuously and alerts you within minutes of a listing, with the context to fix it fast.

  • Hundreds of data sources, not 10
  • Real-time alerts by email, webhook, Slack, and more
  • IPv4, IPv6, and domain coverage with a REST API
  • Free for your first host, no credit card