DNS response history for nstest.sdtbu.edu.cn

nstest.sdtbu.edu.cn 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 2026-08-27. For this date, NameServerHistory found 22 DNS check records, 22 successful responses, 0 failed responses, and 872 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 nstest.sdtbu.edu.cn.
Records on Selected Date

22

Historical checks stored for this nameserver on selected date

Average Latency

872 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 06:39

All timestamps shown in UTC

Latest Resolved IP on Selected Date

202.194.104.35

Most recently resolved hosting IP on selected date

Successful Responses

22

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 nstest.sdtbu.edu.cn

Showing DNS history for 2026-08-27 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
22 2026-08-27 06:39 639234086579410775
833 ms 202.194.104.35
21 2026-08-27 06:22 639234076291157956
826 ms 202.194.104.35
20 2026-08-27 06:05 639234065981939454
245 ms 202.194.104.35
19 2026-08-27 05:47 639234055548642997
249 ms 202.194.104.35
18 2026-08-27 05:30 639234045267979603
241 ms 202.194.104.35
17 2026-08-27 05:13 639234034999717463
1909 ms 202.194.104.35
16 2026-08-27 04:56 639234024739225358
829 ms 202.194.104.35
15 2026-08-27 04:39 639234014311170162
1375 ms 202.194.104.35
14 2026-08-27 04:21 639234003806017640
1901 ms 202.194.104.35
13 2026-08-27 04:04 639233993356203030
1350 ms 202.194.104.35
12 2026-08-27 03:10 639233961301716608
1895 ms 202.194.104.35
11 2026-08-27 02:53 639233950834200647
842 ms 202.194.104.35
10 2026-08-27 02:35 639233940431849026
245 ms 202.194.104.35
9 2026-08-27 02:18 639233930110596398
821 ms 202.194.104.35
8 2026-08-27 02:01 639233919705434540
820 ms 202.194.104.35
7 2026-08-27 01:44 639233909452807845
238 ms 202.194.104.35
6 2026-08-27 01:26 639233899096420820
1275 ms 202.194.104.35
5 2026-08-27 01:09 639233888707824939
235 ms 202.194.104.35
4 2026-08-27 00:52 639233878461203802
818 ms 202.194.104.35
3 2026-08-27 00:35 639233868060868209
237 ms 202.194.104.35
2 2026-08-27 00:17 639233857450922991
708 ms 202.194.104.35
1 2026-08-27 00:00 639233846871926285
1303 ms 202.194.104.35