Retrieves and displays the HTTP response headers for a given URL.
Enter a URL to lookup
Checks the HTTP status code returned by a URL to determine its availability or errors.
Follows HTTP redirects for a given URL and shows each step in the redirection chain.
Checks if a server allows cross-origin requests by analyzing CORS-related headers.
Retrieve DNS records like A, MX, CNAME, TXT, and NS for any domain.
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Reverse DNS lookup to find the domain name associated with an IP address.
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Check the mail exchange (MX) records for a domain to view its mail servers.
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See how DNS records resolve across various global DNS servers.
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Verify SPF, DKIM, and DMARC records to ensure proper email authentication setup.
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Display the name servers (NS records) configured for a domain.
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