email verification
7 field notes tagged email verification. Pipeline data from a working B2B intelligence platform. Written by Alex, founder.
Average Cold Email Bounce Rate: What Is Good, and How to Reduce It (2026)
A third-party verifier test and our own SMTP probes both landed at 13.3%, measuring different things. What that means for cold email bounce targets, catch-all domains, and verification.
More in email verification
Company Email Address Format: How to Find It and Verify It (2026)
Find a company email address format from one real address, infer the pattern, then verify it with SMTP before you send. Data from 211 domains.
We Probed 211 B2B Domains: 67% Are Catch-All, and No Email Format Covers 1 in 6 Companies
First-party data from 3,508 recorded SMTP probe outcomes: catch-all domain rate, business email format distribution, and how often plausible addresses get refused.
B2B Email Finder (2026): 6 Tools Compared by How They Actually Find Emails
Every B2B email finder uses one of three architectures: pattern crawling, a static database, or live generation with SMTP verification. Which one you pick decides your bounce rate. Six tools, real prices.
Email Finder and Verifier (2026): Why It Should Be One Step, Not Two Tools
Most teams run a finder, export a list, then pay a verifier to clean it. Here is what that two-tool stack costs, where it silently fails on catch-all domains, and when one delivery-time step replaces both.
Hunter.io Alternatives (2026): 6 Tools Compared, and the Catch-All Problem Nobody Prints
Hunter is the cheapest email finder in this comparison at ~$0.025 per find. The catch: pattern guessing cannot be verified on catch-all domains, which are 66.8% of B2B domains we probed. Six alternatives with real prices.
How to Verify an Email Address Without Sending an Email (2026)
You can check whether a mailbox exists without ever sending a message, using the SMTP handshake mail servers run before accepting delivery. The manual method, its limits, and when a tool is the honest answer.
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