DNS response history for dev-dnsa.mimecast.com

dev-dnsa.mimecast.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 2026-08-20. For this date, NameServerHistory found 57 DNS check records, 55 successful responses, 2 failed responses, and 327 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 dev-dnsa.mimecast.com.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

327 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:58

All timestamps shown in UTC

Latest Resolved IP on Selected Date

185.58.84.162

Most recently resolved hosting IP on selected date

Successful Responses

55

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

4%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for dev-dnsa.mimecast.com

Showing DNS history for 2026-08-20 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
57 2026-08-20 23:58 639228670775860800
23 ms 185.58.84.162
56 2026-08-20 23:07 639228639850033448
23 ms 185.58.84.162
55 2026-08-20 22:51 639228630204271870
2041 ms 185.58.84.162
54 2026-08-20 22:34 639228620295091135
110 ms 185.58.84.162
53 2026-08-20 22:17 639228610298336915
41 ms 185.58.84.162
52 2026-08-20 21:25 639228578917047616
45 ms 185.58.84.162
51 2026-08-20 21:09 639228569046445709
2100 ms 185.58.84.162
50 2026-08-20 20:52 639228558946830986
156 ms 185.58.84.162
49 2026-08-20 20:35 639228548977359217
77 ms 185.58.84.162
48 2026-08-20 19:43 639228517494157668
47 ms 185.58.84.162
47 2026-08-20 19:26 639228507374116892
40 ms 185.58.84.162
46 2026-08-20 19:09 639228497315154893
38 ms 185.58.84.162
45 2026-08-20 18:52 639228487287648341
116 ms 185.58.84.162
44 2026-08-20 18:00 639228455828123788
24 ms 185.58.84.162
43 2026-08-20 17:44 639228445900082244
2027 ms 185.58.84.162
42 2026-08-20 17:27 639228435866352323
26 ms 185.58.84.162
41 2026-08-20 17:10 639228425802273151
2050 ms 185.58.84.162
40 2026-08-20 16:16 639228393616324230
25 ms 185.58.84.162
39 2026-08-20 16:00 639228383590408693
30 ms 185.58.84.162
38 2026-08-20 15:43 639228373471467474
2053 ms 185.58.84.162
37 2026-08-20 15:26 639228363426647311
99 ms 185.58.84.162
36 2026-08-20 14:33 639228331681701910
94 ms 185.58.84.162
35 2026-08-20 14:16 639228321714746824
94 ms 185.58.84.162
34 2026-08-20 14:00 639228311652090262
83 ms 185.58.84.162
33 2026-08-20 13:43 639228301670088587
84 ms 185.58.84.162
32 2026-08-20 12:50 639228269987976710
62 ms 185.58.84.162
31 2026-08-20 12:34 639228260009452308
25 ms 185.58.84.162
30 2026-08-20 12:16 639228249661740894
92 ms 185.58.84.162
29 2026-08-20 12:00 639228239552680346
29 ms 185.58.84.162
28 2026-08-20 11:06 639228207667580819
70 ms 185.58.84.162
27 2026-08-20 10:49 639228197494011560
36 ms 185.58.84.162
26 2026-08-20 10:33 639228187497039939
59 ms 185.58.84.162
25 2026-08-20 10:16 639228177408432646
24 ms 185.58.84.162
24 2026-08-20 09:24 639228146356166262
146 ms 185.58.84.162
23 2026-08-20 09:08 639228136541505712
2092 ms 185.58.84.162
22 2026-08-20 08:51 639228126519136598
-
21 2026-08-20 08:34 639228116537148885
62 ms 185.58.84.162
20 2026-08-20 07:42 639228085320764351
81 ms 185.58.84.162
19 2026-08-20 07:26 639228075444604839
46 ms 185.58.84.162
18 2026-08-20 07:10 639228065615498985
115 ms 185.58.84.162
17 2026-08-20 06:53 639228055675321422
100 ms 185.58.84.162
16 2026-08-20 06:01 639228024230839396
159 ms 185.58.84.162
15 2026-08-20 05:45 639228014720406505
70 ms 185.58.84.162
14 2026-08-20 05:29 639228004930827030
43 ms 185.58.84.162
13 2026-08-20 05:12 639227995103340154
117 ms 185.58.84.162
12 2026-08-20 04:20 639227963811374894
39 ms 185.58.84.162
11 2026-08-20 04:04 639227954132571365
36 ms 185.58.84.162
10 2026-08-20 03:48 639227944541208342
-
9 2026-08-20 03:31 639227934657213484
142 ms 185.58.84.162
8 2026-08-20 02:40 639227903628145469
23 ms 185.58.84.162
7 2026-08-20 02:24 639227893995483475
111 ms 185.58.84.162
6 2026-08-20 02:08 639227884280244209
37 ms 185.58.84.162
5 2026-08-20 01:51 639227874371147132
125 ms 185.58.84.162
4 2026-08-20 00:59 639227843224256432
144 ms 185.58.84.162
3 2026-08-20 00:43 639227833720403506
2171 ms 185.58.84.162
2 2026-08-20 00:27 639227824170728278
86 ms 185.58.84.162
1 2026-08-20 00:12 639227814865867570
85 ms 185.58.84.162