DNS response history for ns4.sisadmin.com

ns4.sisadmin.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 2026-08-17. For this date, NameServerHistory found 72 DNS check records, 70 successful responses, 2 failed responses, and 30 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 ns4.sisadmin.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

30 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

50.28.103.118

Most recently resolved hosting IP on selected date

Successful Responses

70

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns4.sisadmin.com

Showing DNS history for 2026-08-17 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 2026-08-17 23:50 639226072268080268
27 ms 50.28.103.118
71 2026-08-17 23:34 639226062577647657
21 ms 50.28.103.118
70 2026-08-17 22:41 639226031060857136
24 ms 50.28.103.118
69 2026-08-17 22:25 639226021535117364
17 ms 50.28.103.118
68 2026-08-17 22:09 639226011884237078
19 ms 50.28.103.118
67 2026-08-17 21:53 639226002309299142
25 ms 50.28.103.118
66 2026-08-17 21:37 639225992791784448
23 ms 50.28.103.118
65 2026-08-17 21:21 639225983045271390
36 ms 50.28.103.118
64 2026-08-17 21:05 639225973246293513
30 ms 50.28.103.118
63 2026-08-17 20:49 639225963620186236
10 ms 50.28.103.118
62 2026-08-17 20:32 639225953899183916
46 ms 50.28.103.118
61 2026-08-17 20:16 639225944391528206
35 ms 50.28.103.118
60 2026-08-17 20:00 639225934593254169
45 ms 50.28.103.118
59 2026-08-17 19:44 639225924669984512
41 ms 50.28.103.118
58 2026-08-17 18:51 639225893048561320
24 ms 50.28.103.118
57 2026-08-17 18:35 639225883481298424
19 ms 50.28.103.118
56 2026-08-17 18:19 639225873845394034
10 ms 50.28.103.118
55 2026-08-17 18:03 639225864216078662
-
54 2026-08-17 17:47 639225854541857773
28 ms 50.28.103.118
53 2026-08-17 17:31 639225844733604072
17 ms 50.28.103.118
52 2026-08-17 17:14 639225835085229232
38 ms 50.28.103.118
51 2026-08-17 16:58 639225825349373981
19 ms 50.28.103.118
50 2026-08-17 16:42 639225815690604161
-
49 2026-08-17 16:26 639225805952472306
32 ms 50.28.103.118
48 2026-08-17 16:10 639225796264729638
7 ms 50.28.103.118
47 2026-08-17 15:53 639225786326499329
29 ms 50.28.103.118
46 2026-08-17 15:01 639225754798130711
24 ms 50.28.103.118
45 2026-08-17 14:44 639225745123193922
22 ms 50.28.103.118
44 2026-08-17 14:28 639225735540597271
46 ms 50.28.103.118
43 2026-08-17 14:12 639225725894857396
123 ms 50.28.103.118
42 2026-08-17 13:56 639225716249606913
23 ms 50.28.103.118
41 2026-08-17 13:40 639225706638238179
15 ms 50.28.103.118
40 2026-08-17 13:24 639225696949691423
44 ms 50.28.103.118
39 2026-08-17 13:08 639225687286186336
12 ms 50.28.103.118
38 2026-08-17 12:52 639225677679573133
29 ms 50.28.103.118
37 2026-08-17 12:36 639225667957861024
14 ms 50.28.103.118
36 2026-08-17 12:20 639225658298791618
25 ms 50.28.103.118
35 2026-08-17 12:04 639225648583652785
22 ms 50.28.103.118
34 2026-08-17 11:11 639225617000524308
51 ms 50.28.103.118
33 2026-08-17 10:55 639225607668541600
43 ms 50.28.103.118
32 2026-08-17 10:39 639225598117279238
16 ms 50.28.103.118
31 2026-08-17 10:24 639225588751002710
22 ms 50.28.103.118
30 2026-08-17 10:08 639225579295831051
20 ms 50.28.103.118
29 2026-08-17 09:52 639225569761469940
13 ms 50.28.103.118
28 2026-08-17 09:36 639225560161422333
25 ms 50.28.103.118
27 2026-08-17 09:20 639225550739955565
26 ms 50.28.103.118
26 2026-08-17 09:04 639225541125222426
10 ms 50.28.103.118
25 2026-08-17 08:48 639225531526675983
45 ms 50.28.103.118
24 2026-08-17 08:32 639225521915528222
14 ms 50.28.103.118
23 2026-08-17 08:16 639225512148151789
59 ms 50.28.103.118
22 2026-08-17 07:24 639225480786142412
19 ms 50.28.103.118
21 2026-08-17 07:08 639225471394348551
35 ms 50.28.103.118
20 2026-08-17 06:53 639225462031685068
36 ms 50.28.103.118
19 2026-08-17 06:37 639225452639458328
12 ms 50.28.103.118
18 2026-08-17 06:21 639225443300966543
12 ms 50.28.103.118
17 2026-08-17 06:06 639225433880499379
18 ms 50.28.103.118
16 2026-08-17 05:50 639225424395198277
23 ms 50.28.103.118
15 2026-08-17 05:34 639225414744137487
104 ms 50.28.103.118
14 2026-08-17 05:18 639225405186783164
28 ms 50.28.103.118
13 2026-08-17 05:02 639225395563669822
5 ms 50.28.103.118
12 2026-08-17 04:46 639225386076645158
11 ms 50.28.103.118
11 2026-08-17 04:30 639225376620669704
130 ms 50.28.103.118
10 2026-08-17 03:38 639225345580892706
25 ms 50.28.103.118
9 2026-08-17 03:23 639225336207383710
35 ms 50.28.103.118
8 2026-08-17 03:07 639225326726565001
24 ms 50.28.103.118
7 2026-08-17 02:51 639225317249271010
29 ms 50.28.103.118
6 2026-08-17 02:00 639225286280886044
24 ms 50.28.103.118
5 2026-08-17 01:44 639225276872567548
30 ms 50.28.103.118
4 2026-08-17 01:28 639225267353865348
63 ms 50.28.103.118
3 2026-08-17 01:12 639225258033914248
24 ms 50.28.103.118
2 2026-08-17 00:20 639225226652221583
55 ms 50.28.103.118
1 2026-08-17 00:05 639225217156387684
10 ms 50.28.103.118