DNS response history for cloud1.yau.edu.cn

cloud1.yau.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 25 DNS check records, 25 successful responses, 0 failed responses, and 721 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 cloud1.yau.edu.cn.
Records on Selected Date

25

Historical checks stored for this nameserver on selected date

Average Latency

721 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 08:07

All timestamps shown in UTC

Latest Resolved IP on Selected Date

219.244.0.66

Most recently resolved hosting IP on selected date

Successful Responses

25

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 cloud1.yau.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
25 2026-08-27 08:07 639234139553286469
1264 ms 219.244.0.66
24 2026-08-27 07:14 639234107183588293
2729 ms 219.244.0.66
23 2026-08-27 06:56 639234096905435724
1420 ms 219.244.0.66
22 2026-08-27 06:39 639234086579410775
1407 ms 219.244.0.66
21 2026-08-27 06:22 639234076291157956
753 ms 219.244.0.66
20 2026-08-27 06:05 639234065981939454
3 ms 219.244.0.66
19 2026-08-27 05:48 639234055548642997
2341 ms 219.244.0.66
18 2026-08-27 05:30 639234045267979603
247 ms 219.244.0.66
17 2026-08-27 05:13 639234034999717463
709 ms 219.244.0.66
16 2026-08-27 04:56 639234024739225358
842 ms 219.244.0.66
15 2026-08-27 04:39 639234014311170162
2 ms 219.244.0.66
14 2026-08-27 04:21 639234003806017640
828 ms 219.244.0.66
13 2026-08-27 04:04 639233993356203030
746 ms 219.244.0.66
12 2026-08-27 03:11 639233961301716608
846 ms 219.244.0.66
11 2026-08-27 02:53 639233950834200647
3 ms 219.244.0.66
10 2026-08-27 02:36 639233940431849026
246 ms 219.244.0.66
9 2026-08-27 02:19 639233930110596398
246 ms 219.244.0.66
8 2026-08-27 02:01 639233919705434540
825 ms 219.244.0.66
7 2026-08-27 01:44 639233909452807845
825 ms 219.244.0.66
6 2026-08-27 01:27 639233899096420820
246 ms 219.244.0.66
5 2026-08-27 01:10 639233888707824939
748 ms 219.244.0.66
4 2026-08-27 00:52 639233878461203802
4 ms 219.244.0.66
3 2026-08-27 00:35 639233868060868209
244 ms 219.244.0.66
2 2026-08-27 00:18 639233857450922991
245 ms 219.244.0.66
1 2026-08-27 00:00 639233846871926285
249 ms 219.244.0.66