Professional-grade email diagnostic tools trusted by sysadmins, developers, and IT teams worldwide.
Instant disposable email in one click. Receive emails for 60 minutes — zero signup, zero spam in your real inbox.
Open Temp Mail →Instantly check MX, A, NS, TXT, and CNAME records for any domain. Diagnose email delivery problems in seconds.
Run MX Lookup →Generate production-ready SPF, DKIM, DMARC, MX, and Autodiscover records. Copy-paste into your DNS provider.
Generate Records →Trace the full delivery path, verify SPF/DKIM/DMARC authentication, and identify routing anomalies from raw headers.
Analyze Headers →Scan your IP or domain against 13+ major email blacklists including Spamhaus, SpamCop, and Barracuda.
Check Blacklists →Verify SMTP, IMAP, POP3, and HTTP/S ports are open and reachable. Instantly diagnose mail server connectivity.
Check Ports →Custom domain email from $0.99/month — flat rate, not per user. Free plan included.
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