InboxGuards Email Test
InboxGuards Email Test: Email address check: syntax, MX, disposable and role account (no SMTP probe). Checks one address without sending mail: RFC syntax, whether the domain accepts mail (MX, null MX, implicit A/AAAA), disposable domain (CC0 list), role account (info@, support@...), free provider.…
| Host | api.inboxguardstest.com |
|---|---|
| Price | $0.005–$1.00 per call |
| Network | Base |
| Paid endpoints listed | 3 |
| Calls, last 30 days* | 5 |
| Most unique payers on one endpoint (30 days)* | 3 |
| Last paid call* | 2026-10-14 |
| Tags | email, deliverability, spf, dkim, dmarc |
* From the public x402 Bazaar index (snapshot 2026-10-18T04:07Z); reported by the facilitator, not measured by us.
Endpoints
| URL | Method | Price |
|---|---|---|
https://api.inboxguardstest.com/v1/email-checkInboxGuards Email Test: Email address check: syntax, MX, disposable and role account (no SMTP probe). Checks one… | GET | $0.005 |
https://api.inboxguardstest.com/v1/fix-planInboxGuards Email Test: Email security fix plan: the exact SPF, DKIM and DMARC records to publish, with steps for your… | GET | $1.00 |
https://api.inboxguardstest.com/v1/reportInboxGuards Email Test: Email deliverability and security report for a real email you sent. 1) POST /v1/tests (free)… | GET | $0.05 |
Source: x402 Bazaar discovery API (Coinbase CDP) · Licence: Public discovery metadata; descriptions by each provider. Listed in x402 pay-per-call APIs. We list tools; we do not test, rate or endorse them.
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