Checks the availability and response of mail servers using SMTP, IMAP, or POP3 protocols.
Enter a domain to lookup
Validates if an email address is properly formatted, exists, and can receive mail.
Sends a test email via SMTP to verify server connectivity and message delivery.
Checks if a domain or IP address is listed in known spam blacklists (RBLs).
Analyzes raw email body content to extract metadata, links, attachments, and more.
Retrieve DNS records like A, MX, CNAME, TXT, and NS for any domain.
Use Tool →
Reverse DNS lookup to find the domain name associated with an IP address.
Use Tool →
Check the mail exchange (MX) records for a domain to view its mail servers.
Use Tool →
See how DNS records resolve across various global DNS servers.
Use Tool →
Verify SPF, DKIM, and DMARC records to ensure proper email authentication setup.
Use Tool →
Display the name servers (NS records) configured for a domain.
Use Tool →