Validation & Cleansing
Every send from a dirty list damages your sender reputation. Our multi-step verification and hygiene pipeline keeps your database clean, deliverable and compliant.
Overview
Mailbox providers track your bounce rate relentlessly — cross the threshold and even your clean sends land in spam. Coventra's validation pipeline runs syntax, domain, MX-record and mailbox-level checks on every address, flagging invalid, catch-all and high-risk records before you ever hit send.
Cleansing goes further: duplicates merged, formats standardized, decayed and retired contacts removed, and a full hygiene report delivered so you know exactly what changed and why.
<2%
Typical post-clean bounce rate
8-step
Verification pipeline depth
24h
Turnaround on standard files
What's Included
Eight sequential checks per address, combining automated tooling with human review on edge cases.
Fuzzy and exact matching merges duplicate people and companies without losing history.
Names, titles, addresses and phone formats normalized to one consistent standard.
A full before/after report documenting every correction, merge and removal we made.
Straight Talk
Here's the ugly mechanics of it: mailbox providers watch your bounce rate like a credit score. Stay clean and your mail lands. Cross the line — often just a couple of careless sends — and your domain quietly gets throttled into the spam folder. Then even your invoices and meeting confirmations start disappearing.
We've helped teams dig out of that hole, and honestly, prevention is about a tenth of the effort. A validation pass before each big send, a proper cleanse a few times a year, and your sender reputation stays boring — which is exactly what you want it to be.
Sender reputation is like health: cheap to maintain, brutally expensive to repair.
How It Works
We define your exact audience and success criteria together.
Records gathered from trusted, permission-based sources.
Human + automated checks confirm accuracy and compliance.
CSV, Excel, CRM sync or API — your data, your format.
Questions We Hear a Lot
Maybe not today — but B2B data decays around 2.5% a month, so 'fine' has a shelf life. A free health check on a sample of your list takes us a day and tells you exactly where you stand. If you're genuinely clean, we'll say so.
Some company domains accept mail for any address — even fake ones — so nobody can verify whether the specific mailbox is real. We flag them separately instead of calling them 'valid' like some vendors do, so you can decide your own risk tolerance.
Nothing is ever silently deleted. Every merge, correction and removal is documented in the hygiene report, and questionable records are flagged for your review rather than purged. You stay in control; we just do the tedious part.
Send a sample — we'll run a free health check and show your real bounce risk before you send another campaign.