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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 255 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

75

Historical checks stored for this nameserver on selected date

Average Latency

255 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:46

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

74

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

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 2026-08-23 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
75 2026-08-23 23:46 639231254406598736
25 ms 78.47.90.50
74 2026-08-23 23:30 639231244697865594
43 ms 78.47.90.50
73 2026-08-23 23:14 639231234893504693
16 ms 78.47.90.50
72 2026-08-23 22:57 639231225024549139
33 ms 78.47.90.50
71 2026-08-23 22:41 639231214931957622
2020 ms 78.47.90.50
70 2026-08-23 22:24 639231204962010549
90 ms 78.47.90.50
69 2026-08-23 22:08 639231195170138463
58 ms 78.47.90.50
68 2026-08-23 21:51 639231185235020577
41 ms 78.47.90.50
67 2026-08-23 21:35 639231175558690075
67 ms 78.47.90.50
66 2026-08-23 21:18 639231165610444012
24 ms 78.47.90.50
65 2026-08-23 20:25 639231133806425363
2023 ms 78.47.90.50
64 2026-08-23 20:09 639231124203758023
54 ms 78.47.90.50
63 2026-08-23 19:53 639231114428262706
64 ms 78.47.90.50
62 2026-08-23 19:37 639231104662480065
39 ms 78.47.90.50
61 2026-08-23 19:20 639231094840372018
15 ms 78.47.90.50
60 2026-08-23 19:04 639231085024583224
34 ms 78.47.90.50
59 2026-08-23 18:48 639231075257417427
16 ms 78.47.90.50
58 2026-08-23 18:32 639231065516009503
74 ms 78.47.90.50
57 2026-08-23 18:15 639231055805348837
59 ms 78.47.90.50
56 2026-08-23 17:59 639231045980373765
43 ms 78.47.90.50
55 2026-08-23 17:42 639231035984577527
23 ms 78.47.90.50
54 2026-08-23 17:26 639231025928115303
107 ms 78.47.90.50
53 2026-08-23 16:33 639230994250157583
21 ms 78.47.90.50
52 2026-08-23 16:17 639230984476411369
2035 ms 78.47.90.50
51 2026-08-23 16:00 639230974838373450
20 ms 78.47.90.50
50 2026-08-23 15:44 639230965244277645
25 ms 78.47.90.50
49 2026-08-23 15:28 639230955522101820
41 ms 78.47.90.50
48 2026-08-23 15:12 639230945754521603
34 ms 78.47.90.50
47 2026-08-23 14:55 639230935852040504
42 ms 78.47.90.50
46 2026-08-23 14:39 639230926222061048
56 ms 78.47.90.50
45 2026-08-23 14:23 639230916449726907
96 ms 78.47.90.50
44 2026-08-23 14:07 639230906595053086
63 ms 78.47.90.50
43 2026-08-23 13:50 639230896680429441
33 ms 78.47.90.50
42 2026-08-23 13:33 639230886630210965
26 ms 78.47.90.50
41 2026-08-23 12:41 639230855430405719
24 ms 78.47.90.50
40 2026-08-23 12:25 639230845707499136
29 ms 78.47.90.50
39 2026-08-23 12:09 639230836186805419
76 ms 78.47.90.50
38 2026-08-23 11:53 639230826493828316
21 ms 78.47.90.50
37 2026-08-23 11:37 639230816817882996
30 ms 78.47.90.50
36 2026-08-23 11:21 639230806933854189
7 ms 78.47.90.50
35 2026-08-23 11:04 639230797120243854
38 ms 78.47.90.50
34 2026-08-23 10:48 639230787310272840
2076 ms 78.47.90.50
33 2026-08-23 10:32 639230777600173142
4028 ms 78.47.90.50
32 2026-08-23 10:15 639230767665024593
22 ms 78.47.90.50
31 2026-08-23 09:59 639230757720962293
41 ms 78.47.90.50
30 2026-08-23 09:42 639230747722189784
51 ms 78.47.90.50
29 2026-08-23 08:50 639230716313923480
32 ms 78.47.90.50
28 2026-08-23 08:34 639230706813835990
89 ms 78.47.90.50
27 2026-08-23 08:17 639230696871062203
33 ms 78.47.90.50
26 2026-08-23 08:01 639230687142781616
43 ms 78.47.90.50
25 2026-08-23 07:45 639230677432142227
35 ms 78.47.90.50
24 2026-08-23 07:28 639230667686258061
33 ms 78.47.90.50
23 2026-08-23 07:12 639230658039243685
48 ms 78.47.90.50
22 2026-08-23 06:56 639230648468473803
28 ms 78.47.90.50
21 2026-08-23 06:40 639230638829658294
29 ms 78.47.90.50
20 2026-08-23 06:24 639230629247017617
19 ms 78.47.90.50
19 2026-08-23 06:08 639230619625318239
24 ms 78.47.90.50
18 2026-08-23 05:52 639230609697630264
25 ms 78.47.90.50
17 2026-08-23 05:00 639230578570131864
48 ms 78.47.90.50
16 2026-08-23 04:44 639230568958963168
54 ms 78.47.90.50
15 2026-08-23 04:28 639230559287611211
-
14 2026-08-23 04:12 639230549524312030
66 ms 78.47.90.50
13 2026-08-23 03:55 639230539739801669
27 ms 78.47.90.50
12 2026-08-23 03:39 639230530084069375
20 ms 78.47.90.50
11 2026-08-23 03:23 639230520362691441
23 ms 78.47.90.50
10 2026-08-23 03:07 639230510677194518
29 ms 78.47.90.50
9 2026-08-23 02:51 639230501156002646
19 ms 78.47.90.50
8 2026-08-23 02:35 639230491502198541
32 ms 78.47.90.50
7 2026-08-23 02:19 639230481860318494
45 ms 78.47.90.50
6 2026-08-23 02:02 639230471893008575
46 ms 78.47.90.50
5 2026-08-23 01:09 639230440030877421
34 ms 78.47.90.50
4 2026-08-23 00:53 639230430479725508
20 ms 78.47.90.50
3 2026-08-23 00:37 639230420875160219
43 ms 78.47.90.50
2 2026-08-23 00:21 639230411240692575
23 ms 78.47.90.50
1 2026-08-23 00:05 639230401550806607
4027 ms 78.47.90.50