DNS response history for ns1.isot.ru

ns1.isot.ru 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 2026-08-26. For this date, NameServerHistory found 21 DNS check records, 21 successful responses, 0 failed responses, and 127 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.isot.ru.
Records on Selected Date

21

Historical checks stored for this nameserver on selected date

Average Latency

127 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 06:34

All timestamps shown in UTC

Latest Resolved IP on Selected Date

91.201.42.102

Most recently resolved hosting IP on selected date

Successful Responses

21

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.isot.ru

Showing DNS history for 2026-08-26 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
21 2026-08-26 06:34 639233223620132921
149 ms 91.201.42.102
20 2026-08-26 06:17 639233213287814244
132 ms 91.201.42.102
19 2026-08-26 06:00 639233202925983161
55 ms 91.201.42.102
18 2026-08-26 05:43 639233192644780696
198 ms 91.201.42.102
17 2026-08-26 05:25 639233182401183833
140 ms 91.201.42.102
16 2026-08-26 05:08 639233172074181051
120 ms 91.201.42.102
15 2026-08-26 04:51 639233161808421455
112 ms 91.201.42.102
14 2026-08-26 04:34 639233151357344052
109 ms 91.201.42.102
13 2026-08-26 04:17 639233141034116946
110 ms 91.201.42.102
12 2026-08-26 04:00 639233130828334142
151 ms 91.201.42.102
11 2026-08-26 03:42 639233120373450007
272 ms 91.201.42.102
10 2026-08-26 03:25 639233110066216193
8 ms 91.201.42.102
9 2026-08-26 02:32 639233078065410564
105 ms 91.201.42.102
8 2026-08-26 02:14 639233067787457832
11 ms 91.201.42.102
7 2026-08-26 01:57 639233057501801162
91 ms 91.201.42.102
6 2026-08-26 01:40 639233047089431703
99 ms 91.201.42.102
5 2026-08-26 01:23 639233036754790688
48 ms 91.201.42.102
4 2026-08-26 01:06 639233026412602472
106 ms 91.201.42.102
3 2026-08-26 00:48 639233016064066127
235 ms 91.201.42.102
2 2026-08-26 00:31 639233005922655772
145 ms 91.201.42.102
1 2026-08-26 00:14 639232995672256907
272 ms 91.201.42.102