DNS response history for dc1.domaincontroller.com

dc1.domaincontroller.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, 53 successful responses, 4 failed responses, and 420 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 dc1.domaincontroller.com.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

420 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:14

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.247.81.99

Most recently resolved hosting IP on selected date

Successful Responses

53

Checks that returned a measurable response

Failed Responses

4

Checks with no response or no returned latency

Failure Rate

7%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for dc1.domaincontroller.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 23:14 639228639850033448
19 ms 104.247.81.99
56 2026-08-20 22:58 639228630204271870
62 ms 104.247.81.99
55 2026-08-20 22:41 639228620295091135
21 ms 104.247.81.99
54 2026-08-20 22:25 639228610298336915
67 ms 104.247.81.99
53 2026-08-20 21:32 639228578917047616
24 ms 104.247.81.99
52 2026-08-20 21:16 639228569046445709
15 ms 104.247.81.99
51 2026-08-20 20:59 639228558946830986
27 ms 104.247.81.99
50 2026-08-20 20:42 639228548977359217
27 ms 104.247.81.99
49 2026-08-20 19:50 639228517494157668
2028 ms 104.247.81.99
48 2026-08-20 19:33 639228507374116892
2026 ms 104.247.81.99
47 2026-08-20 19:16 639228497315154893
2211 ms 104.247.81.99
46 2026-08-20 19:00 639228487287648341
-
45 2026-08-20 18:07 639228455828123788
-
44 2026-08-20 17:51 639228445900082244
-
43 2026-08-20 17:34 639228435866352323
3036 ms 104.247.81.99
42 2026-08-20 17:17 639228425802273151
-
41 2026-08-20 16:24 639228393616324230
31 ms 104.247.81.99
40 2026-08-20 16:07 639228383590408693
2007 ms 104.247.81.99
39 2026-08-20 15:50 639228373471467474
100 ms 104.247.81.99
38 2026-08-20 15:33 639228363426647311
27 ms 104.247.81.99
37 2026-08-20 14:40 639228331681701910
25 ms 104.247.81.99
36 2026-08-20 14:23 639228321714746824
2040 ms 104.247.81.99
35 2026-08-20 14:07 639228311652090262
28 ms 104.247.81.99
34 2026-08-20 13:50 639228301670088587
10 ms 104.247.81.99
33 2026-08-20 12:57 639228269987976710
37 ms 104.247.81.99
32 2026-08-20 12:41 639228260009452308
35 ms 104.247.81.99
31 2026-08-20 12:24 639228249661740894
29 ms 104.247.81.99
30 2026-08-20 12:07 639228239552680346
4237 ms 104.247.81.99
29 2026-08-20 11:14 639228207667580819
3017 ms 104.247.81.99
28 2026-08-20 10:57 639228197494011560
26 ms 104.247.81.99
27 2026-08-20 10:40 639228187497039939
51 ms 104.247.81.99
26 2026-08-20 10:23 639228177408432646
35 ms 104.247.81.99
25 2026-08-20 09:31 639228146356166262
54 ms 104.247.81.99
24 2026-08-20 09:15 639228136541505712
7 ms 104.247.81.99
23 2026-08-20 08:58 639228126519136598
34 ms 104.247.81.99
22 2026-08-20 08:42 639228116537148885
29 ms 104.247.81.99
21 2026-08-20 07:49 639228085320764351
26 ms 104.247.81.99
20 2026-08-20 07:33 639228075444604839
34 ms 104.247.81.99
19 2026-08-20 07:17 639228065615498985
47 ms 104.247.81.99
18 2026-08-20 07:00 639228055675321422
59 ms 104.247.81.99
17 2026-08-20 06:08 639228024230839396
46 ms 104.247.81.99
16 2026-08-20 05:52 639228014720406505
3 ms 104.247.81.99
15 2026-08-20 05:36 639228004930827030
24 ms 104.247.81.99
14 2026-08-20 05:19 639227995103340154
51 ms 104.247.81.99
13 2026-08-20 04:27 639227963811374894
11 ms 104.247.81.99
12 2026-08-20 04:11 639227954132571365
32 ms 104.247.81.99
11 2026-08-20 03:55 639227944541208342
39 ms 104.247.81.99
10 2026-08-20 03:39 639227934657213484
53 ms 104.247.81.99
9 2026-08-20 02:47 639227903628145469
111 ms 104.247.81.99
8 2026-08-20 02:31 639227893995483475
29 ms 104.247.81.99
7 2026-08-20 02:15 639227884280244209
69 ms 104.247.81.99
6 2026-08-20 01:58 639227874371147132
30 ms 104.247.81.99
5 2026-08-20 01:06 639227843224256432
28 ms 104.247.81.99
4 2026-08-20 00:50 639227833720403506
3 ms 104.247.81.99
3 2026-08-20 00:34 639227824170728278
48 ms 104.247.81.99
2 2026-08-20 00:19 639227814865867570
53 ms 104.247.81.99
1 2026-08-20 00:03 639227805445376839
24 ms 104.247.81.99