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 |
|---|---|---|---|---|---|
| 24 days ago |  success |
24 ms | 200 (OK) | 805 ms | Up |
| 26 days ago | success |
24 ms | 200 (OK) | 505 ms | Up |
| 34 days ago | success |
20 ms | 200 (OK) | 334 ms | Up |
| 42 days ago | success |
16 ms | 200 (OK) | 381 ms | Up |
| 45 days ago | success |
14 ms | 200 (OK) | 1072 ms | Up |
| 51 days ago | success |
16 ms | 200 (OK) | 483 ms | Up |
| 59 days ago | success |
16 ms | 200 (OK) | 451 ms | Up |