Pulsar network
Compare two sites
Same check, two sites, side by side — measured by the Pulsar network.
Powered by 4 device(s) live on the Pulsar network right now. Run a device →
Pick a check
Speed, certificate, security headers or DNS — the same check runs for both sites.
Enter two addresses
Any two public http(s) addresses. No account and nothing to install.
Devices answer
Devices of the Pulsar network run the check, and both results appear side by side as they come back.
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