DNS response history for ns01.cpp-tools.de

ns01.cpp-tools.de 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, 56 successful responses, 1 failed responses, and 489 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 ns01.cpp-tools.de.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

489 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:19

All timestamps shown in UTC

Latest Resolved IP on Selected Date

85.114.145.121

Most recently resolved hosting IP on selected date

Successful Responses

56

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns01.cpp-tools.de

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 23:19 639228639850033448
14 ms 85.114.145.121
56 2026-08-20 23:03 639228630204271870
16 ms 85.114.145.121
55 2026-08-20 22:47 639228620295091135
2056 ms 85.114.145.121
54 2026-08-20 22:30 639228610298336915
38 ms 85.114.145.121
53 2026-08-20 21:38 639228578917047616
12 ms 85.114.145.121
52 2026-08-20 21:21 639228569046445709
1509 ms 85.114.145.121
51 2026-08-20 21:05 639228558946830986
13 ms 85.114.145.121
50 2026-08-20 20:48 639228548977359217
4067 ms 85.114.145.121
49 2026-08-20 19:55 639228517494157668
2019 ms 85.114.145.121
48 2026-08-20 19:39 639228507374116892
26 ms 85.114.145.121
47 2026-08-20 19:22 639228497315154893
27 ms 85.114.145.121
46 2026-08-20 19:05 639228487287648341
26 ms 85.114.145.121
45 2026-08-20 18:13 639228455828123788
14 ms 85.114.145.121
44 2026-08-20 17:56 639228445900082244
15 ms 85.114.145.121
43 2026-08-20 17:39 639228435866352323
15 ms 85.114.145.121
42 2026-08-20 17:23 639228425802273151
1513 ms 85.114.145.121
41 2026-08-20 16:29 639228393616324230
14 ms 85.114.145.121
40 2026-08-20 16:12 639228383590408693
13 ms 85.114.145.121
39 2026-08-20 15:55 639228373471467474
25 ms 85.114.145.121
38 2026-08-20 15:39 639228363426647311
38 ms 85.114.145.121
37 2026-08-20 14:46 639228331681701910
14 ms 85.114.145.121
36 2026-08-20 14:29 639228321714746824
26 ms 85.114.145.121
35 2026-08-20 14:12 639228311652090262
1534 ms 85.114.145.121
34 2026-08-20 13:56 639228301670088587
25 ms 85.114.145.121
33 2026-08-20 13:03 639228269987976710
19 ms 85.114.145.121
32 2026-08-20 12:46 639228260009452308
529 ms 85.114.145.121
31 2026-08-20 12:29 639228249661740894
26 ms 85.114.145.121
30 2026-08-20 12:12 639228239552680346
13 ms 85.114.145.121
29 2026-08-20 11:19 639228207667580819
30 ms 85.114.145.121
28 2026-08-20 11:02 639228197494011560
16 ms 85.114.145.121
27 2026-08-20 10:45 639228187497039939
41 ms 85.114.145.121
26 2026-08-20 10:29 639228177408432646
26 ms 85.114.145.121
25 2026-08-20 09:36 639228146356166262
14 ms 85.114.145.121
24 2026-08-20 09:20 639228136541505712
24 ms 85.114.145.121
23 2026-08-20 09:04 639228126519136598
24 ms 85.114.145.121
22 2026-08-20 08:47 639228116537148885
18 ms 85.114.145.121
21 2026-08-20 07:55 639228085320764351
64 ms 85.114.145.121
20 2026-08-20 07:39 639228075444604839
14 ms 85.114.145.121
19 2026-08-20 07:22 639228065615498985
1518 ms 85.114.145.121
18 2026-08-20 07:06 639228055675321422
15 ms 85.114.145.121
17 2026-08-20 06:13 639228024230839396
23 ms 85.114.145.121
16 2026-08-20 05:57 639228014720406505
12 ms 85.114.145.121
15 2026-08-20 05:41 639228004930827030
23 ms 85.114.145.121
14 2026-08-20 05:24 639227995103340154
15 ms 85.114.145.121
13 2026-08-20 04:32 639227963811374894
45 ms 85.114.145.121
12 2026-08-20 04:16 639227954132571365
12 ms 85.114.145.121
11 2026-08-20 04:00 639227944541208342
12 ms 85.114.145.121
10 2026-08-20 03:44 639227934657213484
44 ms 85.114.145.121
9 2026-08-20 02:52 639227903628145469
2018 ms 85.114.145.121
8 2026-08-20 02:36 639227893995483475
14 ms 85.114.145.121
7 2026-08-20 02:20 639227884280244209
2018 ms 85.114.145.121
6 2026-08-20 02:03 639227874371147132
4016 ms 85.114.145.121
5 2026-08-20 01:11 639227843224256432
13 ms 85.114.145.121
4 2026-08-20 00:56 639227833720403506
1527 ms 85.114.145.121
3 2026-08-20 00:40 639227824170728278
1532 ms 85.114.145.121
2 2026-08-20 00:24 639227814865867570
606 ms 85.114.145.121
1 2026-08-20 00:08 639227805445376839
-