Webhook signature verifier
A failed webhook signature is usually a re-serialized body or the wrong secret. Paste a request to check it with the same steps as the SDK's verifyWebhook. Nothing you paste leaves this page, but use a test secret anyway.
Other tools
- SMS segment calculatorPaste a text message and see how many segments it takes, which encoding it needs and which characters force UCS-2. Runs in your browser.
- DMARC record generator and checkerBuild a DMARC record to publish at _dmarc.yourdomain, or paste one to see what each tag means and what's wrong with it. Runs in your browser.