Stop fake signups, disposable emails, dead numbers, and datacenter traffic at the point of capture. Honest data signals, sub-100ms, a fraction of the price of the incumbents.
Try it free →Read the docsThe same engine behind the API. Free and rate-limited; grab a key for volume.
Format, line type, carrier, country.
Syntax, MX, disposable, typo, deliverability.
Geo, ASN, hosting/Tor, risk score.
Age, registrar, mail provider, SPF/DMARC.
Universal credits across every endpoint. Core validations are 1 credit.
REST + JSON. Also an MCP connector for Claude, Cursor & ChatGPT.
curl -X POST https://qwikverify.signtidy.com/v1/email \
-H "content-type: application/json" \
-d '{"address":"jane@gmial.com"}'
# → { "valid": true, "disposable": true, "didYouMean": "jane@gmail.com",
# "deliverability": "risky", "riskScore": 55 }