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 2026-08-26. For this date, NameServerHistory found 66 DNS check records, 66 successful responses, 0 failed responses, and 551 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

66

Historical checks stored for this nameserver on selected date

Average Latency

551 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 21:55

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

66

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 2026-08-26 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
66 2026-08-26 21:55 639233773302621314
564 ms 203.152.217.34
65 2026-08-26 21:38 639233762896723748
2284 ms 203.152.217.34
64 2026-08-26 21:21 639233752543876329
563 ms 203.152.217.34
63 2026-08-26 21:03 639233742155931788
5 ms 203.152.217.34
62 2026-08-26 20:46 639233731712555311
555 ms 203.152.217.34
61 2026-08-26 20:29 639233721164051126
558 ms 203.152.217.34
60 2026-08-26 20:11 639233710560486320
562 ms 203.152.217.34
59 2026-08-26 19:53 639233699834667450
559 ms 203.152.217.34
58 2026-08-26 18:59 639233667209186136
564 ms 203.152.217.34
57 2026-08-26 18:41 639233656814316266
561 ms 203.152.217.34
56 2026-08-26 18:24 639233646245051806
552 ms 203.152.217.34
55 2026-08-26 18:06 639233635663779051
579 ms 203.152.217.34
54 2026-08-26 17:49 639233624977342122
575 ms 203.152.217.34
53 2026-08-26 17:31 639233614446136153
568 ms 203.152.217.34
52 2026-08-26 17:13 639233603737877581
541 ms 203.152.217.34
51 2026-08-26 16:55 639233593269224651
536 ms 203.152.217.34
50 2026-08-26 16:38 639233582635086903
537 ms 203.152.217.34
49 2026-08-26 16:20 639233572000374575
540 ms 203.152.217.34
48 2026-08-26 16:02 639233561188633861
544 ms 203.152.217.34
47 2026-08-26 15:44 639233550544357027
539 ms 203.152.217.34
46 2026-08-26 14:50 639233517966053117
539 ms 203.152.217.34
45 2026-08-26 14:32 639233507603253585
535 ms 203.152.217.34
44 2026-08-26 14:15 639233497229039167
537 ms 203.152.217.34
43 2026-08-26 13:58 639233486864546406
543 ms 203.152.217.34
42 2026-08-26 13:41 639233476455174682
539 ms 203.152.217.34
41 2026-08-26 13:23 639233466171592605
539 ms 203.152.217.34
40 2026-08-26 13:06 639233455747096265
6 ms 203.152.217.34
39 2026-08-26 12:49 639233445367152284
5 ms 203.152.217.34
38 2026-08-26 12:31 639233434974187439
4 ms 203.152.217.34
37 2026-08-26 12:14 639233424567558554
542 ms 203.152.217.34
36 2026-08-26 11:57 639233414056832719
542 ms 203.152.217.34
35 2026-08-26 11:39 639233403515141099
633 ms 203.152.217.34
34 2026-08-26 10:44 639233370841350248
272 ms 203.152.217.34
33 2026-08-26 10:27 639233360361507238
540 ms 203.152.217.34
32 2026-08-26 10:10 639233350067824371
535 ms 203.152.217.34
31 2026-08-26 09:53 639233339545274518
534 ms 203.152.217.34
30 2026-08-26 09:35 639233329214918079
547 ms 203.152.217.34
29 2026-08-26 09:18 639233318749762337
538 ms 203.152.217.34
28 2026-08-26 09:00 639233308387917838
309 ms 203.152.217.34
27 2026-08-26 08:43 639233297961740122
547 ms 203.152.217.34
26 2026-08-26 08:26 639233287487159094
539 ms 203.152.217.34
25 2026-08-26 08:08 639233276995531707
537 ms 203.152.217.34
24 2026-08-26 07:51 639233266521568229
540 ms 203.152.217.34
23 2026-08-26 07:33 639233256081047431
540 ms 203.152.217.34
22 2026-08-26 06:39 639233223620132921
538 ms 203.152.217.34
21 2026-08-26 06:22 639233213287814244
544 ms 203.152.217.34
20 2026-08-26 06:05 639233202925983161
381 ms 203.152.217.34
19 2026-08-26 05:47 639233192644780696
536 ms 203.152.217.34
18 2026-08-26 05:30 639233182401183833
541 ms 203.152.217.34
17 2026-08-26 05:13 639233172074181051
282 ms 203.152.217.34
16 2026-08-26 04:56 639233161808421455
544 ms 203.152.217.34
15 2026-08-26 04:39 639233151357344052
540 ms 203.152.217.34
14 2026-08-26 04:21 639233141034116946
539 ms 203.152.217.34
13 2026-08-26 04:04 639233130828334142
540 ms 203.152.217.34
12 2026-08-26 03:47 639233120373450007
538 ms 203.152.217.34
11 2026-08-26 03:30 639233110066216193
536 ms 203.152.217.34
10 2026-08-26 02:37 639233078065410564
539 ms 203.152.217.34
9 2026-08-26 02:19 639233067787457832
536 ms 203.152.217.34
8 2026-08-26 02:02 639233057501801162
536 ms 203.152.217.34
7 2026-08-26 01:45 639233047089431703
536 ms 203.152.217.34
6 2026-08-26 01:28 639233036754790688
534 ms 203.152.217.34
5 2026-08-26 01:11 639233026412602472
539 ms 203.152.217.34
4 2026-08-26 00:53 639233016064066127
534 ms 203.152.217.34
3 2026-08-26 00:36 639233005922655772
2269 ms 203.152.217.34
2 2026-08-26 00:19 639232995672256907
539 ms 203.152.217.34
1 2026-08-26 00:02 639232985300872416
547 ms 203.152.217.34