DNS response history for ns01.4-sys.com

ns01.4-sys.com 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 2026-08-09. For this date, NameServerHistory found 78 DNS check records, 78 successful responses, 0 failed responses, and 420 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 ns01.4-sys.com.
Records on Selected Date

78

Historical checks stored for this nameserver on selected date

Average Latency

420 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-09 23:21

All timestamps shown in UTC

Latest Resolved IP on Selected Date

203.152.217.34

Most recently resolved hosting IP on selected date

Successful Responses

78

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 ns01.4-sys.com

Showing DNS history for 2026-08-09 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
78 2026-08-09 23:21 639219137912168440
263 ms 203.152.217.34
77 2026-08-09 23:07 639219129014206359
261 ms 203.152.217.34
76 2026-08-09 22:52 639219120129816185
520 ms 203.152.217.34
75 2026-08-09 22:37 639219111180200055
540 ms 203.152.217.34
74 2026-08-09 22:22 639219102397272208
262 ms 203.152.217.34
73 2026-08-09 22:08 639219093318422880
526 ms 203.152.217.34
72 2026-08-09 21:52 639219084400315753
521 ms 203.152.217.34
71 2026-08-09 21:38 639219075254551587
3 ms 203.152.217.34
70 2026-08-09 21:22 639219065729192158
272 ms 203.152.217.34
69 2026-08-09 21:06 639219056747802098
523 ms 203.152.217.34
68 2026-08-09 20:51 639219047713450952
533 ms 203.152.217.34
67 2026-08-09 20:36 639219038561445315
549 ms 203.152.217.34
66 2026-08-09 19:44 639219007390383771
3 ms 203.152.217.34
65 2026-08-09 19:29 639218998523265596
256 ms 203.152.217.34
64 2026-08-09 19:14 639218989631630804
524 ms 203.152.217.34
63 2026-08-09 18:59 639218980808450892
264 ms 203.152.217.34
62 2026-08-09 18:45 639218971852160604
531 ms 203.152.217.34
61 2026-08-09 18:30 639218962783650906
272 ms 203.152.217.34
60 2026-08-09 18:15 639218953792820819
2555 ms 203.152.217.34
59 2026-08-09 18:00 639218944959692876
264 ms 203.152.217.34
58 2026-08-09 17:45 639218936169104506
262 ms 203.152.217.34
57 2026-08-09 17:30 639218927166062556
521 ms 203.152.217.34
56 2026-08-09 17:15 639218918015715420
528 ms 203.152.217.34
55 2026-08-09 17:00 639218908881852638
546 ms 203.152.217.34
54 2026-08-09 16:08 639218877956262035
669 ms 203.152.217.34
53 2026-08-09 15:54 639218869143729797
264 ms 203.152.217.34
52 2026-08-09 15:39 639218860485298832
267 ms 203.152.217.34
51 2026-08-09 15:24 639218851607906747
260 ms 203.152.217.34
50 2026-08-09 15:09 639218842720839568
5 ms 203.152.217.34
49 2026-08-09 14:55 639218833878788864
527 ms 203.152.217.34
48 2026-08-09 14:40 639218825180862573
277 ms 203.152.217.34
47 2026-08-09 14:26 639218816469621951
542 ms 203.152.217.34
46 2026-08-09 14:11 639218807685036212
523 ms 203.152.217.34
45 2026-08-09 13:56 639218798978271509
272 ms 203.152.217.34
44 2026-08-09 13:42 639218790065423597
4 ms 203.152.217.34
43 2026-08-09 13:27 639218781304584862
523 ms 203.152.217.34
42 2026-08-09 12:35 639218750311179000
527 ms 203.152.217.34
41 2026-08-09 12:21 639218741750420268
2275 ms 203.152.217.34
40 2026-08-09 12:07 639218733057535576
3 ms 203.152.217.34
39 2026-08-09 11:52 639218724471329044
275 ms 203.152.217.34
38 2026-08-09 11:38 639218715911974203
278 ms 203.152.217.34
37 2026-08-09 11:24 639218707310812834
3 ms 203.152.217.34
36 2026-08-09 11:09 639218698790485612
527 ms 203.152.217.34
35 2026-08-09 10:55 639218690367692706
523 ms 203.152.217.34
34 2026-08-09 10:41 639218681923173883
523 ms 203.152.217.34
33 2026-08-09 10:27 639218673547179738
5 ms 203.152.217.34
32 2026-08-09 10:13 639218664890274867
266 ms 203.152.217.34
31 2026-08-09 09:58 639218656036928157
527 ms 203.152.217.34
30 2026-08-09 09:07 639218624808018222
4 ms 203.152.217.34
29 2026-08-09 08:52 639218616243340806
539 ms 203.152.217.34
28 2026-08-09 08:38 639218607397811973
533 ms 203.152.217.34
27 2026-08-09 08:23 639218598812444454
696 ms 203.152.217.34
26 2026-08-09 08:08 639218590219570048
282 ms 203.152.217.34
25 2026-08-09 07:54 639218581690210758
527 ms 203.152.217.34
24 2026-08-09 07:40 639218573057388822
297 ms 203.152.217.34
23 2026-08-09 07:26 639218564408781785
3 ms 203.152.217.34
22 2026-08-09 07:11 639218555767188482
3 ms 203.152.217.34
21 2026-08-09 06:57 639218547142705295
2 ms 203.152.217.34
20 2026-08-09 06:42 639218538090114532
521 ms 203.152.217.34
19 2026-08-09 06:27 639218529257910584
523 ms 203.152.217.34
18 2026-08-09 05:36 639218498473231858
2 ms 203.152.217.34
17 2026-08-09 05:21 639218489802113995
8 ms 203.152.217.34
16 2026-08-09 05:07 639218481006804516
522 ms 203.152.217.34
15 2026-08-09 04:52 639218472048712427
263 ms 203.152.217.34
14 2026-08-09 04:37 639218463224432974
523 ms 203.152.217.34
13 2026-08-09 04:22 639218454384107526
529 ms 203.152.217.34
12 2026-08-09 04:07 639218445331231791
321 ms 203.152.217.34
11 2026-08-09 03:52 639218436285215733
524 ms 203.152.217.34
10 2026-08-09 03:37 639218427289555123
523 ms 203.152.217.34
9 2026-08-09 03:22 639218418227819981
526 ms 203.152.217.34
8 2026-08-09 03:07 639218409119503123
524 ms 203.152.217.34
7 2026-08-09 02:52 639218399771712154
525 ms 203.152.217.34
6 2026-08-09 01:59 639218368648652303
523 ms 203.152.217.34
5 2026-08-09 01:44 639218359569598460
522 ms 203.152.217.34
4 2026-08-09 01:29 639218350555429902
521 ms 203.152.217.34
3 2026-08-09 01:14 639218341311543299
522 ms 203.152.217.34
2 2026-08-09 00:22 639218309981981465
523 ms 203.152.217.34
1 2026-08-09 00:07 639218300987184335
274 ms 203.152.217.34