DNS response history for isp1.ducsis.org

isp1.ducsis.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 2026-08-20. For this date, NameServerHistory found 57 DNS check records, 57 successful responses, 0 failed responses, and 303 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 isp1.ducsis.org.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

303 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:12

All timestamps shown in UTC

Latest Resolved IP on Selected Date

142.132.234.136

Most recently resolved hosting IP on selected date

Successful Responses

57

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 isp1.ducsis.org

Showing DNS history for 2026-08-20 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
57 2026-08-20 23:12 639228639850033448
2047 ms 142.132.234.136
56 2026-08-20 22:56 639228630204271870
193 ms 142.132.234.136
55 2026-08-20 22:40 639228620295091135
2015 ms 142.132.234.136
54 2026-08-20 22:23 639228610298336915
92 ms 142.132.234.136
53 2026-08-20 21:31 639228578917047616
173 ms 142.132.234.136
52 2026-08-20 21:14 639228569046445709
171 ms 142.132.234.136
51 2026-08-20 20:58 639228558946830986
177 ms 142.132.234.136
50 2026-08-20 20:41 639228548977359217
44 ms 142.132.234.136
49 2026-08-20 19:49 639228517494157668
2053 ms 142.132.234.136
48 2026-08-20 19:32 639228507374116892
167 ms 142.132.234.136
47 2026-08-20 19:15 639228497315154893
24 ms 142.132.234.136
46 2026-08-20 18:58 639228487287648341
229 ms 142.132.234.136
45 2026-08-20 18:06 639228455828123788
2062 ms 142.132.234.136
44 2026-08-20 17:49 639228445900082244
189 ms 142.132.234.136
43 2026-08-20 17:32 639228435866352323
172 ms 142.132.234.136
42 2026-08-20 17:16 639228425802273151
75 ms 142.132.234.136
41 2026-08-20 16:22 639228393616324230
12 ms 142.132.234.136
40 2026-08-20 16:05 639228383590408693
297 ms 142.132.234.136
39 2026-08-20 15:48 639228373471467474
181 ms 142.132.234.136
38 2026-08-20 15:32 639228363426647311
112 ms 142.132.234.136
37 2026-08-20 14:39 639228331681701910
163 ms 142.132.234.136
36 2026-08-20 14:22 639228321714746824
172 ms 142.132.234.136
35 2026-08-20 14:05 639228311652090262
167 ms 142.132.234.136
34 2026-08-20 13:49 639228301670088587
213 ms 142.132.234.136
33 2026-08-20 12:56 639228269987976710
183 ms 142.132.234.136
32 2026-08-20 12:39 639228260009452308
135 ms 142.132.234.136
31 2026-08-20 12:22 639228249661740894
269 ms 142.132.234.136
30 2026-08-20 12:05 639228239552680346
113 ms 142.132.234.136
29 2026-08-20 11:12 639228207667580819
169 ms 142.132.234.136
28 2026-08-20 10:55 639228197494011560
241 ms 142.132.234.136
27 2026-08-20 10:38 639228187497039939
152 ms 142.132.234.136
26 2026-08-20 10:21 639228177408432646
93 ms 142.132.234.136
25 2026-08-20 09:30 639228146356166262
113 ms 142.132.234.136
24 2026-08-20 09:13 639228136541505712
200 ms 142.132.234.136
23 2026-08-20 08:57 639228126519136598
260 ms 142.132.234.136
22 2026-08-20 08:40 639228116537148885
69 ms 142.132.234.136
21 2026-08-20 07:48 639228085320764351
51 ms 142.132.234.136
20 2026-08-20 07:32 639228075444604839
190 ms 142.132.234.136
19 2026-08-20 07:15 639228065615498985
93 ms 142.132.234.136
18 2026-08-20 06:59 639228055675321422
86 ms 142.132.234.136
17 2026-08-20 06:06 639228024230839396
164 ms 142.132.234.136
16 2026-08-20 05:50 639228014720406505
98 ms 142.132.234.136
15 2026-08-20 05:34 639228004930827030
159 ms 142.132.234.136
14 2026-08-20 05:18 639227995103340154
209 ms 142.132.234.136
13 2026-08-20 04:26 639227963811374894
23 ms 142.132.234.136
12 2026-08-20 04:10 639227954132571365
85 ms 142.132.234.136
11 2026-08-20 03:53 639227944541208342
82 ms 142.132.234.136
10 2026-08-20 03:37 639227934657213484
106 ms 142.132.234.136
9 2026-08-20 02:45 639227903628145469
182 ms 142.132.234.136
8 2026-08-20 02:29 639227893995483475
60 ms 142.132.234.136
7 2026-08-20 02:13 639227884280244209
97 ms 142.132.234.136
6 2026-08-20 01:57 639227874371147132
95 ms 142.132.234.136
5 2026-08-20 01:05 639227843224256432
19 ms 142.132.234.136
4 2026-08-20 00:49 639227833720403506
161 ms 142.132.234.136
3 2026-08-20 00:33 639227824170728278
2030 ms 142.132.234.136
2 2026-08-20 00:17 639227814865867570
49 ms 142.132.234.136
1 2026-08-20 00:02 639227805445376839
13 ms 142.132.234.136