DNS response history for ns2.istaserver-ir.ir

ns2.istaserver-ir.ir 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 311 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 ns2.istaserver-ir.ir.
Records on Selected Date

37

Historical checks stored for this nameserver on selected date

Average Latency

311 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 12:55

All timestamps shown in UTC

Latest Resolved IP on Selected Date

193.162.129.20

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 ns2.istaserver-ir.ir

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 12:55 639232587225721862
-
36 2026-08-25 12:38 639232576780683689
199 ms 193.162.129.20
35 2026-08-25 12:21 639232566381512620
196 ms 193.162.129.20
34 2026-08-25 12:03 639232556111768563
184 ms 193.162.129.20
33 2026-08-25 11:46 639232545839529039
88 ms 193.162.129.20
32 2026-08-25 11:29 639232535349285207
193 ms 193.162.129.20
31 2026-08-25 11:11 639232524938080723
94 ms 193.162.129.20
30 2026-08-25 10:18 639232492740373468
185 ms 193.162.129.20
29 2026-08-25 10:01 639232482235303141
355 ms 193.162.129.20
28 2026-08-25 09:43 639232471861770303
2152 ms 193.162.129.20
27 2026-08-25 09:26 639232461630217327
192 ms 193.162.129.20
26 2026-08-25 09:09 639232451282965990
158 ms 193.162.129.20
25 2026-08-25 08:51 639232440814614938
5 ms 193.162.129.20
24 2026-08-25 08:34 639232430410720425
192 ms 193.162.129.20
23 2026-08-25 08:17 639232420003096185
193 ms 193.162.129.20
22 2026-08-25 07:59 639232409467287444
1743 ms 193.162.129.20
21 2026-08-25 07:42 639232399077195997
185 ms 193.162.129.20
20 2026-08-25 07:24 639232388731528337
187 ms 193.162.129.20
19 2026-08-25 07:07 639232378288598612
194 ms 193.162.129.20
18 2026-08-25 06:13 639232346196373643
3 ms 193.162.129.20
17 2026-08-25 05:57 639232336112370741
3 ms 193.162.129.20
16 2026-08-25 05:40 639232326146508970
177 ms 193.162.129.20
15 2026-08-25 05:23 639232316189381720
3 ms 193.162.129.20
14 2026-08-25 05:07 639232306217998913
10 ms 193.162.129.20
13 2026-08-25 04:50 639232296255744174
2004 ms 193.162.129.20
12 2026-08-25 04:33 639232286095760789
186 ms 193.162.129.20
11 2026-08-25 04:16 639232276086186273
96 ms 193.162.129.20
10 2026-08-25 04:00 639232265900986425
176 ms 193.162.129.20
9 2026-08-25 03:43 639232255723518075
280 ms 193.162.129.20
8 2026-08-25 03:26 639232245484452890
197 ms 193.162.129.20
7 2026-08-25 03:08 639232235157175331
728 ms 193.162.129.20
6 2026-08-25 02:15 639232203197189095
92 ms 193.162.129.20
5 2026-08-25 01:58 639232192844564298
7 ms 193.162.129.20
4 2026-08-25 01:41 639232182496008942
171 ms 193.162.129.20
3 2026-08-25 01:23 639232172197053132
176 ms 193.162.129.20
2 2026-08-25 00:30 639232140250307418
177 ms 193.162.129.20
1 2026-08-25 00:13 639232129927860324
15 ms 193.162.129.20