DNS & Email Deliverability Health Check· free · first run without an account
Give me your sending domain and I'll read its DNS the way Gmail and Microsoft do — MX, SPF (including the 10-lookup budget), DMARC policy and reporting, DKIM across the selectors common providers use, MTA-STS and BIMI — then write the exact records to publish.
Enter to send · Shift+Enter for a new line · Paste or drop files
AI can make mistakes. Check claims before you publish.