DNS response history for ns1.ist-sysadmin.de

ns1.ist-sysadmin.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 56 DNS check records, 56 successful responses, 0 failed responses, and 193 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 ns1.ist-sysadmin.de.
Records on Selected Date

56

Historical checks stored for this nameserver on selected date

Average Latency

193 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:09

All timestamps shown in UTC

Latest Resolved IP on Selected Date

78.47.90.50

Most recently resolved hosting IP on selected date

Successful Responses

56

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 ns1.ist-sysadmin.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
56 2026-08-20 23:09 639228639850033448
28 ms 78.47.90.50
55 2026-08-20 22:53 639228630204271870
116 ms 78.47.90.50
54 2026-08-20 22:36 639228620295091135
32 ms 78.47.90.50
53 2026-08-20 22:19 639228610298336915
65 ms 78.47.90.50
52 2026-08-20 21:27 639228578917047616
15 ms 78.47.90.50
51 2026-08-20 21:11 639228569046445709
65 ms 78.47.90.50
50 2026-08-20 20:54 639228558946830986
77 ms 78.47.90.50
49 2026-08-20 20:37 639228548977359217
33 ms 78.47.90.50
48 2026-08-20 19:45 639228517494157668
95 ms 78.47.90.50
47 2026-08-20 19:28 639228507374116892
75 ms 78.47.90.50
46 2026-08-20 19:11 639228497315154893
26 ms 78.47.90.50
45 2026-08-20 18:54 639228487287648341
65 ms 78.47.90.50
44 2026-08-20 18:02 639228455828123788
34 ms 78.47.90.50
43 2026-08-20 17:46 639228445900082244
54 ms 78.47.90.50
42 2026-08-20 17:29 639228435866352323
41 ms 78.47.90.50
41 2026-08-20 17:12 639228425802273151
51 ms 78.47.90.50
40 2026-08-20 16:18 639228393616324230
24 ms 78.47.90.50
39 2026-08-20 16:02 639228383590408693
34 ms 78.47.90.50
38 2026-08-20 15:45 639228373471467474
2036 ms 78.47.90.50
37 2026-08-20 15:28 639228363426647311
105 ms 78.47.90.50
36 2026-08-20 14:35 639228331681701910
56 ms 78.47.90.50
35 2026-08-20 14:18 639228321714746824
46 ms 78.47.90.50
34 2026-08-20 14:02 639228311652090262
54 ms 78.47.90.50
33 2026-08-20 13:45 639228301670088587
47 ms 78.47.90.50
32 2026-08-20 12:52 639228269987976710
51 ms 78.47.90.50
31 2026-08-20 12:36 639228260009452308
7 ms 78.47.90.50
30 2026-08-20 12:18 639228249661740894
49 ms 78.47.90.50
29 2026-08-20 12:02 639228239552680346
96 ms 78.47.90.50
28 2026-08-20 11:08 639228207667580819
39 ms 78.47.90.50
27 2026-08-20 10:51 639228197494011560
73 ms 78.47.90.50
26 2026-08-20 10:35 639228187497039939
38 ms 78.47.90.50
25 2026-08-20 10:18 639228177408432646
22 ms 78.47.90.50
24 2026-08-20 09:26 639228146356166262
9 ms 78.47.90.50
23 2026-08-20 09:10 639228136541505712
55 ms 78.47.90.50
22 2026-08-20 08:53 639228126519136598
32 ms 78.47.90.50
21 2026-08-20 08:37 639228116537148885
81 ms 78.47.90.50
20 2026-08-20 07:44 639228085320764351
166 ms 78.47.90.50
19 2026-08-20 07:28 639228075444604839
2030 ms 78.47.90.50
18 2026-08-20 07:12 639228065615498985
2045 ms 78.47.90.50
17 2026-08-20 06:55 639228055675321422
63 ms 78.47.90.50
16 2026-08-20 06:03 639228024230839396
38 ms 78.47.90.50
15 2026-08-20 05:47 639228014720406505
2019 ms 78.47.90.50
14 2026-08-20 05:31 639228004930827030
32 ms 78.47.90.50
13 2026-08-20 05:14 639227995103340154
48 ms 78.47.90.50
12 2026-08-20 04:22 639227963811374894
80 ms 78.47.90.50
11 2026-08-20 04:06 639227954132571365
74 ms 78.47.90.50
10 2026-08-20 03:50 639227944541208342
33 ms 78.47.90.50
9 2026-08-20 03:33 639227934657213484
55 ms 78.47.90.50
8 2026-08-20 02:42 639227903628145469
17 ms 78.47.90.50
7 2026-08-20 02:26 639227893995483475
22 ms 78.47.90.50
6 2026-08-20 02:10 639227884280244209
29 ms 78.47.90.50
5 2026-08-20 01:53 639227874371147132
106 ms 78.47.90.50
4 2026-08-20 01:01 639227843224256432
48 ms 78.47.90.50
3 2026-08-20 00:45 639227833720403506
49 ms 78.47.90.50
2 2026-08-20 00:29 639227824170728278
28 ms 78.47.90.50
1 2026-08-20 00:14 639227814865867570
27 ms 78.47.90.50