Dead-Web Index · domain

phet.colorado.edu

How phet.colorado.eduresponded to each probe arm in the latest run. “Dead” is derived from the evidence below (DNS, TLS, HTTP status, redirects), not asserted directly.

Reachability (real Chrome TLS/JA3)Alive

Reason: ok
Final status: 200
First status: 200
Scheme: https
Redirect hops: 0
Parked: no
Popularity rank: 8,991
TLD: .edu

Final URL: https://phet.colorado.edu

Probed 2026-06-16T01:42:02Z

Polite bot (honest UA)Alive

Reason: ok
Final status: 200
First status: 200
Scheme: https
Redirect hops: 0
Parked: no
Popularity rank: 8,991
TLD: .edu

Final URL: https://phet.colorado.edu

Probed 2026-06-15T08:47:46Z

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