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SpellzCode — Email deliverability check pack: MX, SPF, DMARC, DKIM and score

https://agent-data-tools.revmesh2074.workers.dev/pack/email-deliverability?domain=github.com

Overview

Email deliverability check for a domain in one call: MX records, SPF and its all-policy, DMARC and its policy, DKIM keys at the common selectors (Google, Microsoft, Mailchimp and others), MTA-STS, TLS-RPT and BIMI, with a 0-100 score, a grade and a list of fixes; optionally also checks one address (syntax, MX, disposable domain). Uses public DNS only and sends no mail. Use before a campaign, when mail lands in spam, or to vet a sender domain.

Protocol x402
Price $0.01
Payment Asset USDC
Payment Network Base
Category developer-tools/utilities
Provider Agent Data Tools
Source self-registered
Indexed 2026-10-25 01:00:00

Health

Status healthy
Latency (p50) 210ms
Uptime (30d) 91.6%
Reliability Score 87.8/100
Last Checked 2026-10-31 07:06:11
Last Healthy 2026-10-31 07:06:11
Consecutive Failures 0

x402 Payment Validation

Payment Requirements Valid
Asset Verified Known USDC
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