Data

Email Deliverability Audit (SPF, DKIM, DMARC)

deliver.hergertsynthora.com

Audit email deliverability from DNS alone: SPF, DKIM selectors, DMARC strength, BIMI, MTA-STS and MX, returning a 0-100 score and prioritized fixes. Responses are Ed25519-signed; 3 free calls per wallet, then 0.001 USDC on Base.

Back to x402 service market

Audit SPF, DKIM, DMARC and BIMI to assess a domain's email deliverability.

POST

https://deliver.hergertsynthora.com/service

Example request body

Service information

Provider: deliver.hergertsynthora.com
Category: Data
Uptime (30 days): 100%
Avg response time (30 days): 644 ms
Information updated: Sep 11, 2026

Transactions · 30 days

Volume: 0 USDC
Transactions: 0
Payer addresses: 0

Based on Base USDC records and updated hourly. This does not represent fulfilled sales.

Change history

Changes detected by automated probes across endpoints. Review receiving address changes before paying.

Receiving address
/service
Sep 3, 2026
Before
0x6d9f318463168ff637b50e5b9a21392e97c7c167
After
0xef879bfd6c4accb8f795136de90246e1ec245e06
Receiving address
/service
Aug 25, 2026
Before
0x10800a5a5b9d72251566ec651e862a8b4b427de0
After
0x6d9f318463168ff637b50e5b9a21392e97c7c167

Service tags

audits

domain

deliverability

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