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 |
|---|---|---|---|---|---|
| 4 hours ago |  success |
24 ms | 200 (OK) | 351 ms | Up |
| 5 days ago | success |
22 ms | 200 (OK) | 370 ms | Up |
| 7 days ago | success |
23 ms | 200 (OK) | 319 ms | Up |
| 26 days ago | success |
23 ms | 200 (OK) | 413 ms | Up |
| 34 days ago | success |
23 ms | 200 (OK) | 374 ms | Up |
| 37 days ago | success |
22 ms | 200 (OK) | 501 ms | Up |
| 39 days ago | success |
21 ms | 200 (OK) | 346 ms | Up |
| 43 days ago | success |
22 ms | 200 (OK) | 585 ms | Up |