Blog
Plain explanations of catch-all addresses, secure email gateways, bounce rates and what your verification results actually mean.
Why cold emails bounce
The real reasons cold emails bounce, hard versus soft, ordered by how common they are, and which ones verification can fix and which it cannot.
Read the articleWhat is a secure email gateway?
A secure email gateway is a filtering layer in front of a company mail server. Here is what it does, who makes them, and why it complicates verification.
Read the articleWhat is a catch-all email address?
A catch-all domain accepts mail for every name, real or not. Here is what that means, why companies set one up, and what a catch-all result tells you.
Read the articleWhat does "risky" mean in email verification?
Risky is not an answer, it is the absence of one. Here is what lands in the Risky bucket, why tools disagree on the label, and what to do with it.
Read the articleWhat is a good bounce rate for cold email?
A good bounce rate for cold email is under 2 percent. Here are the bands, why cold is judged harder, and what to do at each level.
Read the article