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Test recording
mailX — full tools walk + 4 real deliverability checks on lastest.cloud (SPF, DKIM, DMARC, Blacklist)
60,187 ms · 0 pixels changed · matches baseline
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export async function test(page, baseUrl, screenshotPath, stepLogger) {
const SITE = 'https://themailx.com';
const TARGET_DOMAIN = 'lastest.cloud';
let __step = 0;
const shot = async (label) => {
__step++;
const tag = String(__step).padStart(2, '0') + '-' + label;
const p = screenshotPath.replace(/(\.png)?$/, '-' + tag + '.png');
await page.screenshot({ path: p, fullPage: true });
stepLogger.log('shot ' + __step + ': ' + label);
};Checks run
Notes from the demo run
AI-generatedmailX by mailwarm (YC S20) is a free, no-signup deliverability toolkit for humans and AI agents. The home page funnels straight into 7 free DNS checkers (SPF, DKIM, DMARC, BIMI, Blacklist, SMTP test, IMAP). The Lastest audit ran each against lastest.cloud — instant results, all rendered from real DNS. The intentional zero-auth design is the demo: every screen is a real interaction.
- No-signup design is the valueFree SPF lookup / Instant results / No signup required directly under each tool input. You can run a real check before you decide if mailX is worth signing up for the paid layer.
- MCP integration is a moatThe /docs/mcp link telegraphs that AI agents are first-class users of the deliverability toolkit. Few competitors expose this.
- Tool-to-tool nav is footer-onlyOnce you finish an SPF check there is no visible Try DKIM next CTA — you have to scroll back and grab the link. A short next-tool button (or a small grid in the result panel) would chain users through all four checks in 30 seconds.
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