Is Quest Diagnostics Down? Check Quest Diagnostics down trends and times.
questdiagnostics.com checking.. 
Website Status
Protocol
Response Time
Response Code
Ping
| Checks | Ping Status | Ping Time | HTTP Status | HTTP Time | Status |
|---|---|---|---|---|---|
| 11 hours ago |  success |
24 ms | 200 (OK) | 411 ms | Up |
| 5 days ago | success |
22 ms | 200 (OK) | 410 ms | Up |
| 12 days ago | success |
22 ms | 200 (OK) | 406 ms | Up |
| 13 days ago | success |
26 ms | 200 (OK) | 298 ms | Up |
| 13 days ago | success |
26 ms | 200 (OK) | 351 ms | Up |
| 32 days ago | success |
23 ms | 200 (OK) | 377 ms | Up |
| 45 days ago | success |
23 ms | 200 (OK) | 595 ms | Up |