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 2026-08-19. For this date, NameServerHistory found 75 DNS check records, 73 successful responses, 2 failed responses, and 44 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

75

Historical checks stored for this nameserver on selected date

Average Latency

44 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:58

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

73

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 2026-08-19 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
75 2026-08-19 23:58 639227805445376839
24 ms 50.28.103.118
74 2026-08-19 23:43 639227795899225951
-
73 2026-08-19 23:26 639227786351762008
17 ms 50.28.103.118
72 2026-08-19 23:10 639227776640591733
32 ms 50.28.103.118
71 2026-08-19 22:54 639227767128841282
8 ms 50.28.103.118
70 2026-08-19 22:39 639227757477304711
30 ms 50.28.103.118
69 2026-08-19 22:22 639227747572098014
43 ms 50.28.103.118
68 2026-08-19 22:05 639227737588613113
67 ms 50.28.103.118
67 2026-08-19 21:13 639227706134603955
24 ms 50.28.103.118
66 2026-08-19 20:57 639227696589027396
42 ms 50.28.103.118
65 2026-08-19 20:41 639227687097707639
-
64 2026-08-19 20:25 639227677474464487
10 ms 50.28.103.118
63 2026-08-19 20:09 639227667767441118
20 ms 50.28.103.118
62 2026-08-19 19:53 639227657984833832
34 ms 50.28.103.118
61 2026-08-19 19:36 639227648079992640
23 ms 50.28.103.118
60 2026-08-19 19:20 639227638125048441
42 ms 50.28.103.118
59 2026-08-19 19:03 639227628211392142
36 ms 50.28.103.118
58 2026-08-19 18:46 639227618261696275
27 ms 50.28.103.118
57 2026-08-19 18:30 639227608366233645
40 ms 50.28.103.118
56 2026-08-19 18:13 639227598301787588
24 ms 50.28.103.118
55 2026-08-19 17:20 639227566241010716
65 ms 50.28.103.118
54 2026-08-19 17:03 639227556454538959
63 ms 50.28.103.118
53 2026-08-19 16:47 639227546640305542
27 ms 50.28.103.118
52 2026-08-19 16:31 639227536965466472
22 ms 50.28.103.118
51 2026-08-19 16:14 639227527048658280
19 ms 50.28.103.118
50 2026-08-19 15:58 639227517386634438
28 ms 50.28.103.118
49 2026-08-19 15:42 639227507459551637
11 ms 50.28.103.118
48 2026-08-19 15:25 639227497515595277
12 ms 50.28.103.118
47 2026-08-19 15:08 639227487441798036
30 ms 50.28.103.118
46 2026-08-19 14:52 639227477445551863
26 ms 50.28.103.118
45 2026-08-19 14:35 639227467297067891
28 ms 50.28.103.118
44 2026-08-19 14:18 639227457057795635
74 ms 50.28.103.118
43 2026-08-19 13:25 639227425244777397
44 ms 50.28.103.118
42 2026-08-19 13:08 639227415422116485
12 ms 50.28.103.118
41 2026-08-19 12:51 639227405307256053
30 ms 50.28.103.118
40 2026-08-19 12:35 639227395396602630
30 ms 50.28.103.118
39 2026-08-19 12:18 639227385510363611
10 ms 50.28.103.118
38 2026-08-19 12:02 639227375508324850
49 ms 50.28.103.118
37 2026-08-19 11:45 639227365326611906
31 ms 50.28.103.118
36 2026-08-19 11:28 639227355360014208
18 ms 50.28.103.118
35 2026-08-19 11:11 639227345036782165
226 ms 50.28.103.118
34 2026-08-19 10:54 639227334992964533
26 ms 50.28.103.118
33 2026-08-19 10:38 639227324986605572
15 ms 50.28.103.118
32 2026-08-19 10:21 639227314928414539
24 ms 50.28.103.118
31 2026-08-19 09:28 639227283029182134
27 ms 50.28.103.118
30 2026-08-19 09:11 639227273294779350
326 ms 50.28.103.118
29 2026-08-19 08:55 639227263525231313
13 ms 50.28.103.118
28 2026-08-19 08:39 639227253578313363
11 ms 50.28.103.118
27 2026-08-19 08:22 639227243649973322
395 ms 50.28.103.118
26 2026-08-19 08:05 639227233581059317
31 ms 50.28.103.118
25 2026-08-19 07:49 639227223667352067
138 ms 50.28.103.118
24 2026-08-19 07:32 639227213714837066
23 ms 50.28.103.118
23 2026-08-19 07:15 639227203701208496
52 ms 50.28.103.118
22 2026-08-19 06:59 639227193643202179
23 ms 50.28.103.118
21 2026-08-19 06:42 639227183584431597
19 ms 50.28.103.118
20 2026-08-19 06:25 639227173347403088
15 ms 50.28.103.118
19 2026-08-19 05:32 639227141523007601
13 ms 50.28.103.118
18 2026-08-19 05:16 639227131785931574
20 ms 50.28.103.118
17 2026-08-19 05:00 639227122176475389
27 ms 50.28.103.118
16 2026-08-19 04:44 639227112668934596
30 ms 50.28.103.118
15 2026-08-19 04:27 639227102773292788
9 ms 50.28.103.118
14 2026-08-19 04:11 639227093141136930
70 ms 50.28.103.118
13 2026-08-19 03:55 639227083449420147
12 ms 50.28.103.118
12 2026-08-19 03:39 639227073771748493
22 ms 50.28.103.118
11 2026-08-19 03:23 639227063977347614
287 ms 50.28.103.118
10 2026-08-19 03:06 639227054253519024
7 ms 50.28.103.118
9 2026-08-19 02:50 639227044381963886
39 ms 50.28.103.118
8 2026-08-19 02:33 639227034441085514
17 ms 50.28.103.118
7 2026-08-19 01:41 639227003126489968
33 ms 50.28.103.118
6 2026-08-19 01:25 639226993456311614
33 ms 50.28.103.118
5 2026-08-19 01:09 639226983847312345
21 ms 50.28.103.118
4 2026-08-19 00:53 639226974357874853
19 ms 50.28.103.118
3 2026-08-19 00:37 639226964670484721
29 ms 50.28.103.118
2 2026-08-19 00:21 639226954857899696
11 ms 50.28.103.118
1 2026-08-19 00:04 639226945091603488
6 ms 50.28.103.118