DNS response history for ns1.up.st

ns1.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 38 DNS check records, 38 successful responses, 0 failed responses, and 195 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 ns1.up.st.
Records on Selected Date

38

Historical checks stored for this nameserver on selected date

Average Latency

195 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 13:07

All timestamps shown in UTC

Latest Resolved IP on Selected Date

91.213.52.20

Most recently resolved hosting IP on selected date

Successful Responses

38

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 ns1.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
38 2026-08-25 13:07 639232597643611557
114 ms 91.213.52.20
37 2026-08-25 12:49 639232587225721862
222 ms 91.213.52.20
36 2026-08-25 12:32 639232576780683689
17 ms 91.213.52.20
35 2026-08-25 12:15 639232566381512620
65 ms 91.213.52.20
34 2026-08-25 11:57 639232556111768563
2157 ms 91.213.52.20
33 2026-08-25 11:40 639232545839529039
60 ms 91.213.52.20
32 2026-08-25 11:23 639232535349285207
2029 ms 91.213.52.20
31 2026-08-25 11:05 639232524938080723
95 ms 91.213.52.20
30 2026-08-25 10:12 639232492740373468
40 ms 91.213.52.20
29 2026-08-25 09:54 639232482235303141
108 ms 91.213.52.20
28 2026-08-25 09:37 639232471861770303
58 ms 91.213.52.20
27 2026-08-25 09:20 639232461630217327
117 ms 91.213.52.20
26 2026-08-25 09:03 639232451282965990
50 ms 91.213.52.20
25 2026-08-25 08:45 639232440814614938
70 ms 91.213.52.20
24 2026-08-25 08:28 639232430410720425
101 ms 91.213.52.20
23 2026-08-25 08:11 639232420003096185
51 ms 91.213.52.20
22 2026-08-25 07:53 639232409467287444
65 ms 91.213.52.20
21 2026-08-25 07:36 639232399077195997
95 ms 91.213.52.20
20 2026-08-25 07:18 639232388731528337
41 ms 91.213.52.20
19 2026-08-25 07:01 639232378288598612
97 ms 91.213.52.20
18 2026-08-25 06:08 639232346196373643
133 ms 91.213.52.20
17 2026-08-25 05:51 639232336112370741
52 ms 91.213.52.20
16 2026-08-25 05:34 639232326146508970
90 ms 91.213.52.20
15 2026-08-25 05:18 639232316189381720
81 ms 91.213.52.20
14 2026-08-25 05:01 639232306217998913
50 ms 91.213.52.20
13 2026-08-25 04:44 639232296255744174
83 ms 91.213.52.20
12 2026-08-25 04:27 639232286095760789
52 ms 91.213.52.20
11 2026-08-25 04:11 639232276086186273
129 ms 91.213.52.20
10 2026-08-25 03:54 639232265900986425
75 ms 91.213.52.20
9 2026-08-25 03:37 639232255723518075
351 ms 91.213.52.20
8 2026-08-25 03:20 639232245484452890
90 ms 91.213.52.20
7 2026-08-25 03:02 639232235157175331
122 ms 91.213.52.20
6 2026-08-25 02:09 639232203197189095
63 ms 91.213.52.20
5 2026-08-25 01:52 639232192844564298
56 ms 91.213.52.20
4 2026-08-25 01:35 639232182496008942
92 ms 91.213.52.20
3 2026-08-25 01:17 639232172197053132
111 ms 91.213.52.20
2 2026-08-25 00:24 639232140250307418
95 ms 91.213.52.20
1 2026-08-25 00:07 639232129927860324
47 ms 91.213.52.20