Dead-Web Index · domain
How hackmd.ioresponded to each probe arm in the latest run. “Dead” is derived from the evidence below (DNS, TLS, HTTP status, redirects), not asserted directly.
Final URL: https://hackmd.io
Probed 2026-06-15T19:49:03Z
Final URL: https://hackmd.io:443/
Probed 2026-06-15T03:31:17Z