Research
Data studies on contact-data quality
Original research on how contact data decays, where bounce rates really sit, and what clean data is worth. Free to read, cite and share.
Data study
The Contact Data Decay Report 2026
How fast B2B contact data goes stale — and what an un-cleaned list costs you a year later.
~22.5% of a B2B email list decays per year~2% of contacts go bad every month
Daniel Reyes · Jun 2026Data studyThe State of Email Deliverability 2026
Benchmark bounce rates by industry, and where the 2% danger line really sits after the Gmail/Yahoo sender rules.
2% the bounce-rate line most senders should stay under7–10% typical bounce rate on un-verified cold lists
Maya Okonkwo · Jun 2026Data studyCatch-All Domains: How Common, How Risky
What share of B2B domains accept all mail, why 'unknown' isn't good enough, and how to treat catch-alls.
~25% of B2B domains are catch-all (accept-all)50/50 rough odds a catch-all mailbox is actually real
Daniel Reyes · Jun 2026Data studyThe Phone Data Quality Report 2026
Disconnected-number rates, line-type mix, and why dialing un-validated lists wastes a third of your reps' time.
~20% of numbers on an aged list are disconnected~1/3 of dialer time wasted on bad/wrong-type numbers
Priya Nair · Jun 2026Stop wasting hours on dead leads.
Upload your list and see how clean it really is — free, in under two minutes.
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