DNS response history for ns01.sys4.de

ns01.sys4.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 2026-08-16. For this date, NameServerHistory found 60 DNS check records, 59 successful responses, 1 failed responses, and 220 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.sys4.de.
Records on Selected Date

60

Historical checks stored for this nameserver on selected date

Average Latency

220 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-16 23:48

All timestamps shown in UTC

Latest Resolved IP on Selected Date

152.53.227.32

Most recently resolved hosting IP on selected date

Successful Responses

59

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.sys4.de

Showing DNS history for 2026-08-16 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
60 2026-08-16 23:48 639225207490611656
55 ms 152.53.227.32
59 2026-08-16 23:32 639225198045815385
22 ms 152.53.227.32
58 2026-08-16 22:40 639225166825544741
46 ms 152.53.227.32
57 2026-08-16 22:24 639225157549461269
2038 ms 152.53.227.32
56 2026-08-16 22:08 639225147914556308
22 ms 152.53.227.32
55 2026-08-16 21:53 639225138472322960
34 ms 152.53.227.32
54 2026-08-16 21:01 639225107211236826
48 ms 152.53.227.32
53 2026-08-16 20:45 639225097684457510
33 ms 152.53.227.32
52 2026-08-16 20:29 639225087942913396
36 ms 152.53.227.32
51 2026-08-16 20:12 639225078238684183
45 ms 152.53.227.32
50 2026-08-16 19:20 639225046944151094
37 ms 152.53.227.32
49 2026-08-16 19:04 639225037234857231
30 ms 152.53.227.32
48 2026-08-16 18:48 639225027423459920
22 ms 152.53.227.32
47 2026-08-16 18:32 639225017891613027
30 ms 152.53.227.32
46 2026-08-16 17:39 639224986298183527
2048 ms 152.53.227.32
45 2026-08-16 17:23 639224976567107023
24 ms 152.53.227.32
44 2026-08-16 17:06 639224966709723386
39 ms 152.53.227.32
43 2026-08-16 16:50 639224957175756942
72 ms 152.53.227.32
42 2026-08-16 15:58 639224925782379869
39 ms 152.53.227.32
41 2026-08-16 15:42 639224916429532459
53 ms 152.53.227.32
40 2026-08-16 15:27 639224906878325623
28 ms 152.53.227.32
39 2026-08-16 15:11 639224897258974385
63 ms 152.53.227.32
38 2026-08-16 14:19 639224866169532828
2045 ms 152.53.227.32
37 2026-08-16 14:03 639224856561831915
26 ms 152.53.227.32
36 2026-08-16 13:47 639224846830897794
23 ms 152.53.227.32
35 2026-08-16 13:30 639224836975863283
17 ms 152.53.227.32
34 2026-08-16 12:37 639224804985340946
2045 ms 152.53.227.32
33 2026-08-16 12:21 639224795567782333
58 ms 152.53.227.32
32 2026-08-16 12:05 639224785914225250
52 ms 152.53.227.32
31 2026-08-16 11:49 639224776383854998
33 ms 152.53.227.32
30 2026-08-16 10:56 639224744252113993
35 ms 152.53.227.32
29 2026-08-16 10:39 639224734238905542
30 ms 152.53.227.32
28 2026-08-16 10:23 639224724335031221
36 ms 152.53.227.32
27 2026-08-16 10:06 639224714475244430
30 ms 152.53.227.32
26 2026-08-16 09:10 639224681063874153
223 ms 152.53.227.32
25 2026-08-16 08:54 639224671038956665
47 ms 152.53.227.32
24 2026-08-16 08:37 639224661079806122
34 ms 152.53.227.32
23 2026-08-16 08:21 639224651169993038
81 ms 152.53.227.32
22 2026-08-16 07:27 639224618882283050
39 ms 152.53.227.32
21 2026-08-16 07:11 639224609519965372
55 ms 152.53.227.32
20 2026-08-16 06:55 639224599969658888
43 ms 152.53.227.32
19 2026-08-16 06:39 639224590360343307
221 ms 152.53.227.32
18 2026-08-16 05:47 639224558901831832
13 ms 152.53.227.32
17 2026-08-16 05:31 639224549678210576
51 ms 152.53.227.32
16 2026-08-16 05:16 639224540433420642
2100 ms 152.53.227.32
15 2026-08-16 05:00 639224531046032443
118 ms 152.53.227.32
14 2026-08-16 04:08 639224499638024410
104 ms 152.53.227.32
13 2026-08-16 03:53 639224490358783451
31 ms 152.53.227.32
12 2026-08-16 03:37 639224481111410545
29 ms 152.53.227.32
11 2026-08-16 03:22 639224471809153772
90 ms 152.53.227.32
10 2026-08-16 02:29 639224440124457324
-
9 2026-08-16 02:13 639224430921105721
31 ms 152.53.227.32
8 2026-08-16 01:57 639224421455433103
98 ms 152.53.227.32
7 2026-08-16 01:42 639224412089740331
37 ms 152.53.227.32
6 2026-08-16 01:27 639224403168392868
48 ms 152.53.227.32
5 2026-08-16 01:11 639224393856251387
32 ms 152.53.227.32
4 2026-08-16 00:56 639224384677141438
28 ms 152.53.227.32
3 2026-08-16 00:41 639224375597986398
33 ms 152.53.227.32
2 2026-08-16 00:25 639224366430296466
51 ms 152.53.227.32
1 2026-08-16 00:10 639224357218176789
47 ms 152.53.227.32