DNS response history for ns11.questdiagnostics.com

ns11.questdiagnostics.com is a DNS nameserver monitored by NameServerHistory. This page provides historical DNS response-time data, nameserver uptime signals, DNS latency observations, resolved IP history, successful response counts, failed response counts, and reliability indicators for this nameserver.

The selected UTC date is 2026-08-16. For this date, NameServerHistory found 60 DNS check records, 59 successful responses, 1 failed responses, and 287 ms average response time. Current selected-date status: At least one successful DNS response was recorded for the selected date.

  • Use this report to investigate historical DNS uptime and nameserver reliability.
  • Compare DNS latency changes, failed DNS checks, and response behavior over time.
  • Review the latest resolved IP address and raw DNS check history for ns11.questdiagnostics.com.
Records on Selected Date

60

Historical checks stored for this nameserver on selected date

Average Latency

287 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-16 23:53

All timestamps shown in UTC

Latest Resolved IP on Selected Date

216.203.95.72

Most recently resolved hosting IP on selected date

Successful Responses

59

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns11.questdiagnostics.com

Showing DNS history for 2026-08-16 UTC. Newest records appear first.

Latency bars are scaled to a maximum of 5000 ms for quick visual comparison.

# Query Time (UTC) Correlation ID Latency Response IP Address
60 2026-08-16 23:53 639225207490611656
35 ms 216.203.95.72
59 2026-08-16 23:37 639225198045815385
2133 ms 216.203.95.72
58 2026-08-16 22:45 639225166825544741
142 ms 216.203.95.72
57 2026-08-16 22:30 639225157549461269
110 ms 216.203.95.72
56 2026-08-16 22:14 639225147914556308
214 ms 216.203.95.72
55 2026-08-16 21:58 639225138472322960
98 ms 216.203.95.72
54 2026-08-16 21:06 639225107211236826
228 ms 216.203.95.72
53 2026-08-16 20:50 639225097684457510
174 ms 216.203.95.72
52 2026-08-16 20:34 639225087942913396
116 ms 216.203.95.72
51 2026-08-16 20:18 639225078238684183
224 ms 216.203.95.72
50 2026-08-16 19:25 639225046944151094
106 ms 216.203.95.72
49 2026-08-16 19:10 639225037234857231
99 ms 216.203.95.72
48 2026-08-16 18:53 639225027423459920
106 ms 216.203.95.72
47 2026-08-16 18:37 639225017891613027
102 ms 216.203.95.72
46 2026-08-16 17:43 639224986298183527
328 ms 216.203.95.72
45 2026-08-16 17:27 639224976567107023
207 ms 216.203.95.72
44 2026-08-16 17:11 639224966709723386
114 ms 216.203.95.72
43 2026-08-16 16:55 639224957175756942
127 ms 216.203.95.72
42 2026-08-16 16:03 639224925782379869
220 ms 216.203.95.72
41 2026-08-16 15:47 639224916429532459
2111 ms 216.203.95.72
40 2026-08-16 15:31 639224906878325623
196 ms 216.203.95.72
39 2026-08-16 15:15 639224897258974385
227 ms 216.203.95.72
38 2026-08-16 14:23 639224866169532828
332 ms 216.203.95.72
37 2026-08-16 14:07 639224856561831915
360 ms 216.203.95.72
36 2026-08-16 13:51 639224846830897794
185 ms 216.203.95.72
35 2026-08-16 13:35 639224836975863283
-
34 2026-08-16 12:42 639224804985340946
103 ms 216.203.95.72
33 2026-08-16 12:26 639224795567782333
114 ms 216.203.95.72
32 2026-08-16 12:10 639224785914225250
198 ms 216.203.95.72
31 2026-08-16 11:54 639224776383854998
106 ms 216.203.95.72
30 2026-08-16 11:01 639224744252113993
118 ms 216.203.95.72
29 2026-08-16 10:44 639224734238905542
107 ms 216.203.95.72
28 2026-08-16 10:28 639224724335031221
108 ms 216.203.95.72
27 2026-08-16 10:11 639224714475244430
113 ms 216.203.95.72
26 2026-08-16 09:16 639224681063874153
101 ms 216.203.95.72
25 2026-08-16 08:59 639224671038956665
100 ms 216.203.95.72
24 2026-08-16 08:42 639224661079806122
114 ms 216.203.95.72
23 2026-08-16 08:26 639224651169993038
99 ms 216.203.95.72
22 2026-08-16 07:31 639224618882283050
218 ms 216.203.95.72
21 2026-08-16 07:16 639224609519965372
211 ms 216.203.95.72
20 2026-08-16 07:00 639224599969658888
197 ms 216.203.95.72
19 2026-08-16 06:44 639224590360343307
205 ms 216.203.95.72
18 2026-08-16 05:51 639224558901831832
139 ms 216.203.95.72
17 2026-08-16 05:36 639224549678210576
148 ms 216.203.95.72
16 2026-08-16 05:20 639224540433420642
123 ms 216.203.95.72
15 2026-08-16 05:05 639224531046032443
107 ms 216.203.95.72
14 2026-08-16 04:13 639224499638024410
2093 ms 216.203.95.72
13 2026-08-16 03:57 639224490358783451
2017 ms 216.203.95.72
12 2026-08-16 03:42 639224481111410545
104 ms 216.203.95.72
11 2026-08-16 03:26 639224471809153772
134 ms 216.203.95.72
10 2026-08-16 02:34 639224440124457324
129 ms 216.203.95.72
9 2026-08-16 02:19 639224430921105721
120 ms 216.203.95.72
8 2026-08-16 02:03 639224421455433103
218 ms 216.203.95.72
7 2026-08-16 01:47 639224412089740331
205 ms 216.203.95.72
6 2026-08-16 01:32 639224403168392868
127 ms 216.203.95.72
5 2026-08-16 01:16 639224393856251387
180 ms 216.203.95.72
4 2026-08-16 01:01 639224384677141438
106 ms 216.203.95.72
3 2026-08-16 00:46 639224375597986398
182 ms 216.203.95.72
2 2026-08-16 00:31 639224366430296466
109 ms 216.203.95.72
1 2026-08-16 00:15 639224357218176789
206 ms 216.203.95.72