DNS response history for ns1.ultasrv.net

ns1.ultasrv.net 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 37 DNS check records, 36 successful responses, 1 failed responses, and 107 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.ultasrv.net.
Records on Selected Date

37

Historical checks stored for this nameserver on selected date

Average Latency

107 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 12:54

All timestamps shown in UTC

Latest Resolved IP on Selected Date

31.172.83.185

Most recently resolved hosting IP on selected date

Successful Responses

36

Checks that returned a measurable response

Failed Responses

1

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 ns1.ultasrv.net

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
37 2026-08-25 12:54 639232587225721862
61 ms 31.172.83.185
36 2026-08-25 12:37 639232576780683689
28 ms 31.172.83.185
35 2026-08-25 12:19 639232566381512620
2180 ms 31.172.83.185
34 2026-08-25 12:02 639232556111768563
-
33 2026-08-25 11:45 639232545839529039
128 ms 31.172.83.185
32 2026-08-25 11:28 639232535349285207
27 ms 31.172.83.185
31 2026-08-25 11:10 639232524938080723
35 ms 31.172.83.185
30 2026-08-25 10:17 639232492740373468
49 ms 31.172.83.185
29 2026-08-25 10:00 639232482235303141
31 ms 31.172.83.185
28 2026-08-25 09:42 639232471861770303
40 ms 31.172.83.185
27 2026-08-25 09:25 639232461630217327
39 ms 31.172.83.185
26 2026-08-25 09:08 639232451282965990
36 ms 31.172.83.185
25 2026-08-25 08:50 639232440814614938
258 ms 31.172.83.185
24 2026-08-25 08:33 639232430410720425
40 ms 31.172.83.185
23 2026-08-25 08:16 639232420003096185
42 ms 31.172.83.185
22 2026-08-25 07:58 639232409467287444
31 ms 31.172.83.185
21 2026-08-25 07:41 639232399077195997
7 ms 31.172.83.185
20 2026-08-25 07:23 639232388731528337
9 ms 31.172.83.185
19 2026-08-25 07:06 639232378288598612
12 ms 31.172.83.185
18 2026-08-25 06:12 639232346196373643
32 ms 31.172.83.185
17 2026-08-25 05:56 639232336112370741
57 ms 31.172.83.185
16 2026-08-25 05:39 639232326146508970
7 ms 31.172.83.185
15 2026-08-25 05:22 639232316189381720
22 ms 31.172.83.185
14 2026-08-25 05:06 639232306217998913
47 ms 31.172.83.185
13 2026-08-25 04:49 639232296255744174
25 ms 31.172.83.185
12 2026-08-25 04:32 639232286095760789
33 ms 31.172.83.185
11 2026-08-25 04:15 639232276086186273
16 ms 31.172.83.185
10 2026-08-25 03:59 639232265900986425
23 ms 31.172.83.185
9 2026-08-25 03:42 639232255723518075
22 ms 31.172.83.185
8 2026-08-25 03:25 639232245484452890
33 ms 31.172.83.185
7 2026-08-25 03:07 639232235157175331
270 ms 31.172.83.185
6 2026-08-25 02:14 639232203197189095
29 ms 31.172.83.185
5 2026-08-25 01:57 639232192844564298
26 ms 31.172.83.185
4 2026-08-25 01:40 639232182496008942
38 ms 31.172.83.185
3 2026-08-25 01:22 639232172197053132
58 ms 31.172.83.185
2 2026-08-25 00:29 639232140250307418
17 ms 31.172.83.185
1 2026-08-25 00:12 639232129927860324
29 ms 31.172.83.185