IP Check Public dual-stack test Online --:--:-- UTC

Website diagnostics

Check IPv6 reachability without guesswork.

Enter a public website and see whether IPv4 and IPv6 both resolve, connect, negotiate TLS, and return a first byte from this server.

HTTP and HTTPS targets on ports 80 and 443. Private addresses are blocked.

Ready for a public website.

Result

No check yet

Run a check to compare IPv4 and IPv6 from this server.

Results appear here after a check.

IPv4 path

IPv4

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total time

DNS
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TCP
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TLS
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TTFB
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— record(s)

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IPv6 path

IPv6

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—ms

total time

DNS
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TCP
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TLS
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TTFB
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— record(s)

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