DNS response history for ns4.up.st

ns4.up.st 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 66 DNS check records, 66 successful responses, 0 failed responses, and 215 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.up.st.
Records on Selected Date

66

Historical checks stored for this nameserver on selected date

Average Latency

215 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 22:27

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

66

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.up.st

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
66 2026-08-25 22:27 639232932163142799
47 ms 91.241.94.206
65 2026-08-25 22:10 639232921673215474
91 ms 91.241.94.206
64 2026-08-25 21:52 639232911234504639
85 ms 91.241.94.206
63 2026-08-25 21:35 639232900747078453
49 ms 91.241.94.206
62 2026-08-25 21:18 639232890389222534
60 ms 91.241.94.206
61 2026-08-25 21:00 639232880143390843
86 ms 91.241.94.206
60 2026-08-25 20:43 639232869755024069
88 ms 91.241.94.206
59 2026-08-25 20:26 639232859355940346
27 ms 91.241.94.206
58 2026-08-25 20:09 639232848992244953
95 ms 91.241.94.206
57 2026-08-25 19:51 639232838596478500
2133 ms 91.241.94.206
56 2026-08-25 19:34 639232828175327683
2110 ms 91.241.94.206
55 2026-08-25 19:17 639232817798330473
107 ms 91.241.94.206
54 2026-08-25 18:23 639232785462407552
204 ms 91.241.94.206
53 2026-08-25 18:06 639232775177487032
53 ms 91.241.94.206
52 2026-08-25 17:49 639232764991087115
72 ms 91.241.94.206
51 2026-08-25 17:32 639232754842971478
113 ms 91.241.94.206
50 2026-08-25 17:14 639232744455159107
45 ms 91.241.94.206
49 2026-08-25 16:57 639232734145178231
46 ms 91.241.94.206
48 2026-08-25 16:40 639232723827874402
263 ms 91.241.94.206
47 2026-08-25 16:23 639232713533011892
95 ms 91.241.94.206
46 2026-08-25 16:06 639232703065318207
352 ms 91.241.94.206
45 2026-08-25 15:48 639232692629559470
235 ms 91.241.94.206
44 2026-08-25 15:31 639232682238836475
90 ms 91.241.94.206
43 2026-08-25 15:13 639232671787004306
94 ms 91.241.94.206
42 2026-08-25 14:19 639232638994329666
7 ms 91.241.94.206
41 2026-08-25 14:01 639232628614783237
202 ms 91.241.94.206
40 2026-08-25 13:44 639232618360728578
63 ms 91.241.94.206
39 2026-08-25 13:27 639232608016476376
106 ms 91.241.94.206
38 2026-08-25 13:10 639232597643611557
50 ms 91.241.94.206
37 2026-08-25 12:52 639232587225721862
90 ms 91.241.94.206
36 2026-08-25 12:35 639232576780683689
90 ms 91.241.94.206
35 2026-08-25 12:18 639232566381512620
89 ms 91.241.94.206
34 2026-08-25 12:00 639232556111768563
83 ms 91.241.94.206
33 2026-08-25 11:43 639232545839529039
51 ms 91.241.94.206
32 2026-08-25 11:26 639232535349285207
111 ms 91.241.94.206
31 2026-08-25 11:08 639232524938080723
49 ms 91.241.94.206
30 2026-08-25 10:15 639232492740373468
85 ms 91.241.94.206
29 2026-08-25 09:58 639232482235303141
95 ms 91.241.94.206
28 2026-08-25 09:40 639232471861770303
213 ms 91.241.94.206
27 2026-08-25 09:23 639232461630217327
108 ms 91.241.94.206
26 2026-08-25 09:06 639232451282965990
58 ms 91.241.94.206
25 2026-08-25 08:48 639232440814614938
75 ms 91.241.94.206
24 2026-08-25 08:31 639232430410720425
2058 ms 91.241.94.206
23 2026-08-25 08:14 639232420003096185
47 ms 91.241.94.206
22 2026-08-25 07:56 639232409467287444
60 ms 91.241.94.206
21 2026-08-25 07:39 639232399077195997
84 ms 91.241.94.206
20 2026-08-25 07:21 639232388731528337
88 ms 91.241.94.206
19 2026-08-25 07:04 639232378288598612
76 ms 91.241.94.206
18 2026-08-25 06:11 639232346196373643
201 ms 91.241.94.206
17 2026-08-25 05:54 639232336112370741
50 ms 91.241.94.206
16 2026-08-25 05:37 639232326146508970
88 ms 91.241.94.206
15 2026-08-25 05:20 639232316189381720
97 ms 91.241.94.206
14 2026-08-25 05:04 639232306217998913
97 ms 91.241.94.206
13 2026-08-25 04:47 639232296255744174
2049 ms 91.241.94.206
12 2026-08-25 04:30 639232286095760789
106 ms 91.241.94.206
11 2026-08-25 04:14 639232276086186273
115 ms 91.241.94.206
10 2026-08-25 03:57 639232265900986425
41 ms 91.241.94.206
9 2026-08-25 03:40 639232255723518075
45 ms 91.241.94.206
8 2026-08-25 03:23 639232245484452890
52 ms 91.241.94.206
7 2026-08-25 03:06 639232235157175331
95 ms 91.241.94.206
6 2026-08-25 02:12 639232203197189095
71 ms 91.241.94.206
5 2026-08-25 01:55 639232192844564298
91 ms 91.241.94.206
4 2026-08-25 01:38 639232182496008942
103 ms 91.241.94.206
3 2026-08-25 01:21 639232172197053132
51 ms 91.241.94.206
2 2026-08-25 00:27 639232140250307418
130 ms 91.241.94.206
1 2026-08-25 00:10 639232129927860324
47 ms 91.241.94.206