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Convertto

Online Network Lookup Tools

IP info, DNS records, HTTP headers, SSL certificates and WHOIS.

Convertto looks up IP address details, DNS records, HTTP response headers, SSL certificate chains and WHOIS registration data. These are the only tools on the site that use a server, because a browser cannot query DNS or read another site's headers directly.

7 tools in this category

All network tools

DNS LookupPull every DNS record for a domain at once, check SPF and DMARC, and compare four public resolvers.
Email Header AnalyzerPaste raw email headers to map the delivery path, time every hop and read the SPF, DKIM and DMARC results the receiving server recorded.
HTTP Header CheckerFollow every redirect, grade the security headers and read the cookie and caching settings.
Open Graph PreviewRender your share card the way each platform really draws it, with the og:image measured.
SSL Certificate CheckerOpen a real TLS handshake to any host and read the certificate it is serving right now.
What Is My IP AddressYour public IPv4 and IPv6 address with the routing, registry, blocklist and VPN-leak detail behind it.
WHOIS / RDAP Domain LookupRegistration dates, transfer locks and status codes in plain English, cross-checked against live DNS.

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