InboxGuards Email Test
Get the exact SPF, DKIM and DMARC DNS records to publish for a domain. $1 USDC on Base per call. Reads live MX, NS, SPF, DKIM and DMARC, detects the mail provider and DNS host, and returns records in order (create, replace or keep) with one merged SPF and a staged DMARC policy. Don't use this for testing a real sent message; use /v1/report.
- Category
- Developer tools
- Starting price
- $0.005
- Paid calls · 30 days
- 0
- Unique payers · 30 days
- —
Paid endpoints
3 endpoints, sorted by usage. Prices are per request.
- GET/v1/fix-plan
Get the exact SPF, DKIM and DMARC DNS records to publish for a domain. $1 USDC on Base per call. Reads live MX, NS, SPF, DKIM and DMARC, detects the mail provider and DNS host, and returns records in order (create, replace or keep) with one merged SPF and a staged DMARC policy. Don't use this for testing a real sent message; use /v1/report.
$1.00Base0calls / 30d - GET/v1/email-check
Validate an email address before sending: syntax, MX, disposable and role account. $0.005 USDC on Base per call. Returns a verdict of ok, risky or undeliverable with syntax, MX, disposable (CC0 list), role account and free provider flags. Bad syntax returns 400, not charged. Don't use this for confirming a mailbox exists; no SMTP probe is made.
$0.005Base0calls / 30d - GET/v1/report
Test why a real sent email lands in spam: SPF, DKIM, DMARC and deliverability report. $0.05 USDC on Base per call. Get a free test address via POST /v1/tests, send one email to it, then call this with test_id and X-Read-Token. Returns SPF, DKIM, DMARC, ARC, BIMI, rDNS, SpamCop, unsubscribe and content checks, a 0-100 score and top fixes. Don't use this for checking a domain without sending mail; u
$0.05Base0calls / 30d