Dead-Web Index · domain

www.caltech.edu

How www.caltech.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: 6,482
TLD: .edu

Final URL: https://www.caltech.edu

Probed 2026-06-16T01:48:55Z

Polite bot (honest UA)Alive

Reason: ok
Final status: 200
First status: 200
Scheme: https
Redirect hops: 0
Parked: no
Popularity rank: 6,482
TLD: .edu

Final URL: https://www.caltech.edu

Probed 2026-06-15T04:03:59Z

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