DNS response history for chiark.ns.ucam.org

chiark.ns.ucam.org 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 18 DNS check records, 18 successful responses, 0 failed responses, and 263 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 chiark.ns.ucam.org.
Records on Selected Date

18

Historical checks stored for this nameserver on selected date

Average Latency

263 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 05:35

All timestamps shown in UTC

Latest Resolved IP on Selected Date

93.93.131.173

Most recently resolved hosting IP on selected date

Successful Responses

18

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 chiark.ns.ucam.org

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
18 2026-08-27 05:35 639234055548642997
181 ms 93.93.131.173
17 2026-08-27 05:18 639234045267979603
205 ms 93.93.131.173
16 2026-08-27 05:01 639234034999717463
37 ms 93.93.131.173
15 2026-08-27 04:44 639234024739225358
326 ms 93.93.131.173
14 2026-08-27 04:27 639234014311170162
192 ms 93.93.131.173
13 2026-08-27 04:09 639234003806017640
529 ms 93.93.131.173
12 2026-08-27 03:51 639233993356203030
202 ms 93.93.131.173
11 2026-08-27 02:58 639233961301716608
174 ms 93.93.131.173
10 2026-08-27 02:41 639233950834200647
525 ms 93.93.131.173
9 2026-08-27 02:23 639233940431849026
132 ms 93.93.131.173
8 2026-08-27 02:06 639233930110596398
48 ms 93.93.131.173
7 2026-08-27 01:49 639233919705434540
515 ms 93.93.131.173
6 2026-08-27 01:32 639233909452807845
299 ms 93.93.131.173
5 2026-08-27 01:15 639233899096420820
299 ms 93.93.131.173
4 2026-08-27 00:57 639233888707824939
198 ms 93.93.131.173
3 2026-08-27 00:40 639233878461203802
189 ms 93.93.131.173
2 2026-08-27 00:23 639233868060868209
468 ms 93.93.131.173
1 2026-08-27 00:05 639233857450922991
213 ms 93.93.131.173