HORN
HORIZON
EMAIL OPERATIONS / FIELD INSTRUMENTS

CLOUDFLARE EMAIL SERVICE / SEND TRACE

“Sent” is only
half the story.

01—04

Turn a sending response into a delivery timeline. See what is known, and what still needs evidence.

LOCAL ANALYSIS · NO MAIL SENT

Example ready to inspect
Sending setup / optional context

No credentials or account connection. These are your declarations.

INTERPRETATION LEDGER

Read one attempt at a time.

    Nothing is uploaded or saved. Export includes findings, not raw logs.

    THE LAST MILE IS OBSERVED,
    NOT INFERRED.

    For a signup message, check a non-sensitive CleanTempMail test inbox, then open your app’s callback in a WebTraceCheck browser session. Those are two separate observations.These products share our operator. Use your own app and disposable test accounts. Separate service limits apply.