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 2026-08-21. For this date, NameServerHistory found 72 DNS check records, 71 successful responses, 1 failed responses, and 685 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

72

Historical checks stored for this nameserver on selected date

Average Latency

685 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:46

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

71

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

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 2026-08-21 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
72 2026-08-21 23:46 639229527598660841
42 ms 185.58.84.162
71 2026-08-21 23:30 639229517954323214
25 ms 185.58.84.162
70 2026-08-21 23:14 639229508269999021
24 ms 185.58.84.162
69 2026-08-21 22:58 639229498559060171
4047 ms 185.58.84.162
68 2026-08-21 22:41 639229488519347586
73 ms 185.58.84.162
67 2026-08-21 21:48 639229456606578934
4073 ms 185.58.84.162
66 2026-08-21 21:32 639229446985772499
2158 ms 185.58.84.162
65 2026-08-21 21:16 639229437367313098
94 ms 185.58.84.162
64 2026-08-21 21:00 639229427923950391
25 ms 185.58.84.162
63 2026-08-21 20:44 639229418168588854
2121 ms 185.58.84.162
62 2026-08-21 20:28 639229408345678334
29 ms 185.58.84.162
61 2026-08-21 20:11 639229398616354648
46 ms 185.58.84.162
60 2026-08-21 19:55 639229388634592323
74 ms 185.58.84.162
59 2026-08-21 19:38 639229378792837692
2025 ms 185.58.84.162
58 2026-08-21 19:22 639229369154682311
72 ms 185.58.84.162
57 2026-08-21 19:06 639229359248017926
2035 ms 185.58.84.162
56 2026-08-21 18:49 639229349124294642
52 ms 185.58.84.162
55 2026-08-21 17:57 639229317791715692
-
54 2026-08-21 17:41 639229308115194575
105 ms 185.58.84.162
53 2026-08-21 17:24 639229298320320558
2022 ms 185.58.84.162
52 2026-08-21 17:08 639229288674863221
2052 ms 185.58.84.162
51 2026-08-21 16:52 639229278983677079
31 ms 185.58.84.162
50 2026-08-21 16:36 639229269405517175
39 ms 185.58.84.162
49 2026-08-21 16:20 639229259594798244
2065 ms 185.58.84.162
48 2026-08-21 16:03 639229249736681188
102 ms 185.58.84.162
47 2026-08-21 15:46 639229239699417787
26 ms 185.58.84.162
46 2026-08-21 15:30 639229229621964033
87 ms 185.58.84.162
45 2026-08-21 15:13 639229219567270965
26 ms 185.58.84.162
44 2026-08-21 14:56 639229209406666856
2143 ms 185.58.84.162
43 2026-08-21 14:03 639229177815876178
97 ms 185.58.84.162
42 2026-08-21 13:47 639229168243572685
27 ms 185.58.84.162
41 2026-08-21 13:31 639229158599856475
2060 ms 185.58.84.162
40 2026-08-21 13:15 639229148998940902
83 ms 185.58.84.162
39 2026-08-21 12:59 639229139276923594
60 ms 185.58.84.162
38 2026-08-21 12:43 639229129709912394
142 ms 185.58.84.162
37 2026-08-21 12:27 639229119801488500
32 ms 185.58.84.162
36 2026-08-21 12:10 639229110135262458
46 ms 185.58.84.162
35 2026-08-21 11:54 639229100336051392
26 ms 185.58.84.162
34 2026-08-21 11:38 639229090641415626
2029 ms 185.58.84.162
33 2026-08-21 11:21 639229080702683947
25 ms 185.58.84.162
32 2026-08-21 11:05 639229070601456699
40 ms 185.58.84.162
31 2026-08-21 10:12 639229038947447232
30 ms 185.58.84.162
30 2026-08-21 09:56 639229029268708773
4026 ms 185.58.84.162
29 2026-08-21 09:40 639229019647910603
2026 ms 185.58.84.162
28 2026-08-21 09:24 639229009983843738
79 ms 185.58.84.162
27 2026-08-21 09:07 639229000203331882
100 ms 185.58.84.162
26 2026-08-21 08:51 639228990302335999
2079 ms 185.58.84.162
25 2026-08-21 08:35 639228980567740722
90 ms 185.58.84.162
24 2026-08-21 08:18 639228970762445174
24 ms 185.58.84.162
23 2026-08-21 08:02 639228961065054445
2143 ms 185.58.84.162
22 2026-08-21 07:46 639228951224649885
77 ms 185.58.84.162
21 2026-08-21 07:29 639228941303864592
2039 ms 185.58.84.162
20 2026-08-21 07:12 639228931191328583
98 ms 185.58.84.162
19 2026-08-21 06:20 639228899518173317
140 ms 185.58.84.162
18 2026-08-21 06:03 639228889785027669
2133 ms 185.58.84.162
17 2026-08-21 05:47 639228880106330161
96 ms 185.58.84.162
16 2026-08-21 05:31 639228870316184091
48 ms 185.58.84.162
15 2026-08-21 05:15 639228860695366512
24 ms 185.58.84.162
14 2026-08-21 04:59 639228851027209500
64 ms 185.58.84.162
13 2026-08-21 04:43 639228841479265462
24 ms 185.58.84.162
12 2026-08-21 04:27 639228831752962260
155 ms 185.58.84.162
11 2026-08-21 04:10 639228821953295483
32 ms 185.58.84.162
10 2026-08-21 03:54 639228812227429953
23 ms 185.58.84.162
9 2026-08-21 03:38 639228802476107538
48 ms 185.58.84.162
8 2026-08-21 03:21 639228792525492032
75 ms 185.58.84.162
7 2026-08-21 02:29 639228761131421385
41 ms 185.58.84.162
6 2026-08-21 02:13 639228751571206692
57 ms 185.58.84.162
5 2026-08-21 01:56 639228741705571019
2159 ms 185.58.84.162
4 2026-08-21 01:40 639228731642208228
86 ms 185.58.84.162
3 2026-08-21 00:48 639228700387002072
24 ms 185.58.84.162
2 2026-08-21 00:32 639228690742014433
138 ms 185.58.84.162
1 2026-08-21 00:15 639228680877937122
56 ms 185.58.84.162