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AcademicPapers

Status: DOWN

sci-hub.st

PROTECTED

Expected

Status: 200

Protection OK if:

• Status: 403

• Indicator: "ddos-guard"

Actual

Status: 403

Latency: 496ms

Cert: Dec 19 (71d) ✓

Protected Site DDoS-Guard

Bot protection active.

sci-hub.ru

PROTECTED

Expected

Status: 200

Protection OK if:

• Status: 403

• Indicator: "ddos-guard"

Actual

Status: 200

Latency: 999ms

Cert: Dec 04 (56d) ✓

Protected Site DDoS-Guard

Bot protection active.

sci-net.xyz

PROTECTED

Expected

Status: 200

Actual

Status: 200

Latency: 727ms

Cert: Dec 22 (74d) ✓

Protected Site DDoS-Guard

Bot protection active.

libstc.nexus

DOWN

Expected

Status: 200

Actual

DOWN: 2+ checks failed.
Latest: 2026-10-08T19:20:00+00:00 | DOWN | FailureType.CONNECTION_REFUSED

Cert: Mar 23 (165d) ✓

pidantuan.com

PROTECTED

Expected

Status: 200

Actual

Status: 403

Latency: 87ms

Cert: Nov 29 (51d) ✓

Protected Site Cloudflare

Bot protection active.

Up / Protected

Degraded

Down / Timeout

Unknown

How to read: Green = site is UP or behind expected protection (PROTECTED). Yellow = 1 check failed in 5-minute window (DEGRADED). Red = 2+ failures (DOWN), unexpected response, or timed out (TIMEOUT). Gray = no recent data (UNKNOWN). Timeline shows last 4 hours (newest right).

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