DNS response history for ns4.upstreamsystems.com

ns4.upstreamsystems.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 2026-08-25. For this date, NameServerHistory found 69 DNS check records, 69 successful responses, 0 failed responses, and 348 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.upstreamsystems.com.
Records on Selected Date

69

Historical checks stored for this nameserver on selected date

Average Latency

348 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 23:54

All timestamps shown in UTC

Latest Resolved IP on Selected Date

91.241.94.206

Most recently resolved hosting IP on selected date

Successful Responses

69

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns4.upstreamsystems.com

Showing DNS history for 2026-08-25 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
69 2026-08-25 23:54 639232985300872416
90 ms 91.241.94.206
68 2026-08-25 23:37 639232974980190573
119 ms 91.241.94.206
67 2026-08-25 23:20 639232964577050707
80 ms 91.241.94.206
66 2026-08-25 22:26 639232932163142799
48 ms 91.241.94.206
65 2026-08-25 22:08 639232921673215474
77 ms 91.241.94.206
64 2026-08-25 21:51 639232911234504639
114 ms 91.241.94.206
63 2026-08-25 21:33 639232900747078453
93 ms 91.241.94.206
62 2026-08-25 21:16 639232890389222534
2102 ms 91.241.94.206
61 2026-08-25 20:59 639232880143390843
69 ms 91.241.94.206
60 2026-08-25 20:42 639232869755024069
91 ms 91.241.94.206
59 2026-08-25 20:24 639232859355940346
98 ms 91.241.94.206
58 2026-08-25 20:07 639232848992244953
96 ms 91.241.94.206
57 2026-08-25 19:50 639232838596478500
49 ms 91.241.94.206
56 2026-08-25 19:32 639232828175327683
110 ms 91.241.94.206
55 2026-08-25 19:15 639232817798330473
2063 ms 91.241.94.206
54 2026-08-25 18:21 639232785462407552
96 ms 91.241.94.206
53 2026-08-25 18:04 639232775177487032
2122 ms 91.241.94.206
52 2026-08-25 17:47 639232764991087115
2067 ms 91.241.94.206
51 2026-08-25 17:30 639232754842971478
66 ms 91.241.94.206
50 2026-08-25 17:13 639232744455159107
64 ms 91.241.94.206
49 2026-08-25 16:56 639232734145178231
2083 ms 91.241.94.206
48 2026-08-25 16:38 639232723827874402
102 ms 91.241.94.206
47 2026-08-25 16:21 639232713533011892
114 ms 91.241.94.206
46 2026-08-25 16:04 639232703065318207
59 ms 91.241.94.206
45 2026-08-25 15:47 639232692629559470
117 ms 91.241.94.206
44 2026-08-25 15:29 639232682238836475
49 ms 91.241.94.206
43 2026-08-25 15:12 639232671787004306
109 ms 91.241.94.206
42 2026-08-25 14:17 639232638994329666
56 ms 91.241.94.206
41 2026-08-25 14:00 639232628614783237
109 ms 91.241.94.206
40 2026-08-25 13:43 639232618360728578
2136 ms 91.241.94.206
39 2026-08-25 13:25 639232608016476376
69 ms 91.241.94.206
38 2026-08-25 13:08 639232597643611557
105 ms 91.241.94.206
37 2026-08-25 12:51 639232587225721862
57 ms 91.241.94.206
36 2026-08-25 12:33 639232576780683689
96 ms 91.241.94.206
35 2026-08-25 12:16 639232566381512620
2151 ms 91.241.94.206
34 2026-08-25 11:59 639232556111768563
58 ms 91.241.94.206
33 2026-08-25 11:42 639232545839529039
125 ms 91.241.94.206
32 2026-08-25 11:24 639232535349285207
2063 ms 91.241.94.206
31 2026-08-25 11:07 639232524938080723
61 ms 91.241.94.206
30 2026-08-25 10:13 639232492740373468
94 ms 91.241.94.206
29 2026-08-25 09:56 639232482235303141
106 ms 91.241.94.206
28 2026-08-25 09:38 639232471861770303
130 ms 91.241.94.206
27 2026-08-25 09:21 639232461630217327
94 ms 91.241.94.206
26 2026-08-25 09:04 639232451282965990
99 ms 91.241.94.206
25 2026-08-25 08:47 639232440814614938
95 ms 91.241.94.206
24 2026-08-25 08:29 639232430410720425
69 ms 91.241.94.206
23 2026-08-25 08:12 639232420003096185
110 ms 91.241.94.206
22 2026-08-25 07:55 639232409467287444
53 ms 91.241.94.206
21 2026-08-25 07:37 639232399077195997
2049 ms 91.241.94.206
20 2026-08-25 07:20 639232388731528337
100 ms 91.241.94.206
19 2026-08-25 07:03 639232378288598612
53 ms 91.241.94.206
18 2026-08-25 06:09 639232346196373643
126 ms 91.241.94.206
17 2026-08-25 05:52 639232336112370741
55 ms 91.241.94.206
16 2026-08-25 05:36 639232326146508970
97 ms 91.241.94.206
15 2026-08-25 05:19 639232316189381720
109 ms 91.241.94.206
14 2026-08-25 05:03 639232306217998913
88 ms 91.241.94.206
13 2026-08-25 04:46 639232296255744174
70 ms 91.241.94.206
12 2026-08-25 04:29 639232286095760789
58 ms 91.241.94.206
11 2026-08-25 04:12 639232276086186273
99 ms 91.241.94.206
10 2026-08-25 03:55 639232265900986425
84 ms 91.241.94.206
9 2026-08-25 03:38 639232255723518075
100 ms 91.241.94.206
8 2026-08-25 03:21 639232245484452890
104 ms 91.241.94.206
7 2026-08-25 03:04 639232235157175331
61 ms 91.241.94.206
6 2026-08-25 02:11 639232203197189095
92 ms 91.241.94.206
5 2026-08-25 01:54 639232192844564298
62 ms 91.241.94.206
4 2026-08-25 01:36 639232182496008942
59 ms 91.241.94.206
3 2026-08-25 01:19 639232172197053132
98 ms 91.241.94.206
2 2026-08-25 00:26 639232140250307418
75 ms 91.241.94.206
1 2026-08-25 00:09 639232129927860324
95 ms 91.241.94.206