Tuck Sentinel

Request a QuickCheck

Choose the QuickCheck that fits. Server reviews use the Tally intake; Inbox/DNS checkout collects the minimum domain intake directly in Stripe.

Server/VPS QuickCheck

For one Ubuntu/Debian VPS or EC2 host you own/administer.

Step 1 — fill server intake Step 2 — Pilot — $149 Step 2 — Standard — $249

Not ready to buy? Run the free server mini-check first — a 30-second read-only curl one-liner you can run on your own host.

Inbox/DNS QuickCheck

For one domain's SPF, DKIM, DMARC, MX, and authorized sender setup. Stripe checkout collects domain, sending tools, and authorization confirmation.

Pay $99 — Inbox/DNS QuickCheck Read the Inbox/DNS scope
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Tuck Sentinel — independent. Not affiliated with, endorsed by, or certified by Google, Yahoo, Microsoft, AWS, Cloudflare, Stripe, Tally, or any email or cloud provider. Contact: support@richgibbs.dev.