Dead-Web Index · domain

html.spec.whatwg.org

How html.spec.whatwg.orgresponded 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: 1,913
TLD: .org

Final URL: https://html.spec.whatwg.org

Probed 2026-06-16T00:50:28Z

Polite bot (honest UA)Alive

Reason: ok
Final status: 200
First status: 200
Scheme: https
Redirect hops: 0
Parked: no
Popularity rank: 1,913
TLD: .org

Final URL: https://html.spec.whatwg.org

Probed 2026-06-15T03:58:39Z

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