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 2026-08-13. For this date, NameServerHistory found 72 DNS check records, 72 successful responses, 0 failed responses, and 398 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

72

Historical checks stored for this nameserver on selected date

Average Latency

398 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-13 23:46

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

72

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 2026-08-13 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
72 2026-08-13 23:46 639222608688333012
536 ms 203.152.217.34
71 2026-08-13 23:29 639222598741756356
536 ms 203.152.217.34
70 2026-08-13 23:13 639222588615244093
269 ms 203.152.217.34
69 2026-08-13 22:19 639222556495289724
538 ms 203.152.217.34
68 2026-08-13 22:02 639222546477917698
539 ms 203.152.217.34
67 2026-08-13 21:45 639222536257653790
2281 ms 203.152.217.34
66 2026-08-13 21:28 639222525833084485
4 ms 203.152.217.34
65 2026-08-13 21:11 639222515446085004
274 ms 203.152.217.34
64 2026-08-13 20:53 639222505166766781
3 ms 203.152.217.34
63 2026-08-13 20:36 639222494930541001
544 ms 203.152.217.34
62 2026-08-13 20:19 639222484469216890
540 ms 203.152.217.34
61 2026-08-13 20:02 639222474270039940
542 ms 203.152.217.34
60 2026-08-13 19:45 639222464005587385
545 ms 203.152.217.34
59 2026-08-13 19:28 639222453485975041
546 ms 203.152.217.34
58 2026-08-13 19:10 639222442984828770
537 ms 203.152.217.34
57 2026-08-13 18:16 639222410191353397
271 ms 203.152.217.34
56 2026-08-13 17:58 639222399952628376
546 ms 203.152.217.34
55 2026-08-13 17:41 639222389608608647
273 ms 203.152.217.34
54 2026-08-13 17:24 639222379604012481
264 ms 203.152.217.34
53 2026-08-13 17:07 639222369372672858
533 ms 203.152.217.34
52 2026-08-13 16:50 639222359096909298
263 ms 203.152.217.34
51 2026-08-13 16:33 639222348814301655
263 ms 203.152.217.34
50 2026-08-13 16:16 639222338608331104
3 ms 203.152.217.34
49 2026-08-13 15:59 639222328204609760
527 ms 203.152.217.34
48 2026-08-13 15:42 639222317859759909
523 ms 203.152.217.34
47 2026-08-13 15:24 639222307560137918
266 ms 203.152.217.34
46 2026-08-13 15:07 639222297274357149
714 ms 203.152.217.34
45 2026-08-13 14:14 639222265004477827
545 ms 203.152.217.34
44 2026-08-13 13:58 639222255176583683
536 ms 203.152.217.34
43 2026-08-13 13:41 639222245340146131
3 ms 203.152.217.34
42 2026-08-13 13:25 639222235662219956
4 ms 203.152.217.34
41 2026-08-13 13:09 639222225817223284
621 ms 203.152.217.34
40 2026-08-13 12:52 639222216341869648
526 ms 203.152.217.34
39 2026-08-13 12:37 639222206848442189
526 ms 203.152.217.34
38 2026-08-13 12:21 639222197538963225
526 ms 203.152.217.34
37 2026-08-13 12:05 639222188113685569
654 ms 203.152.217.34
36 2026-08-13 11:49 639222178880138458
525 ms 203.152.217.34
35 2026-08-13 11:34 639222169343013317
527 ms 203.152.217.34
34 2026-08-13 11:18 639222159910600596
531 ms 203.152.217.34
33 2026-08-13 10:26 639222128676274866
527 ms 203.152.217.34
32 2026-08-13 10:10 639222119169781983
263 ms 203.152.217.34
31 2026-08-13 09:55 639222109996148889
527 ms 203.152.217.34
30 2026-08-13 09:39 639222100791323799
530 ms 203.152.217.34
29 2026-08-13 09:24 639222091647893142
526 ms 203.152.217.34
28 2026-08-13 09:09 639222082524717649
274 ms 203.152.217.34
27 2026-08-13 08:54 639222073378630456
3 ms 203.152.217.34
26 2026-08-13 08:39 639222064537306701
525 ms 203.152.217.34
25 2026-08-13 08:24 639222055409471864
4 ms 203.152.217.34
24 2026-08-13 08:09 639222046117152411
4 ms 203.152.217.34
23 2026-08-13 07:53 639222036915107067
530 ms 203.152.217.34
22 2026-08-13 07:38 639222027654889141
263 ms 203.152.217.34
21 2026-08-13 06:46 639221996824612035
2 ms 203.152.217.34
20 2026-08-13 06:31 639221987863418113
4 ms 203.152.217.34
19 2026-08-13 06:16 639221979006823112
526 ms 203.152.217.34
18 2026-08-13 06:02 639221970068466615
4 ms 203.152.217.34
17 2026-08-13 05:47 639221961001585139
527 ms 203.152.217.34
16 2026-08-13 05:32 639221952104046397
6 ms 203.152.217.34
15 2026-08-13 05:17 639221943247694484
527 ms 203.152.217.34
14 2026-08-13 05:02 639221934603388241
6 ms 203.152.217.34
13 2026-08-13 04:48 639221925729273358
528 ms 203.152.217.34
12 2026-08-13 04:33 639221916777813401
3 ms 203.152.217.34
11 2026-08-13 04:18 639221907816913910
261 ms 203.152.217.34
10 2026-08-13 04:03 639221898639694322
264 ms 203.152.217.34
9 2026-08-13 03:12 639221868257567489
295 ms 203.152.217.34
8 2026-08-13 02:57 639221859270235608
526 ms 203.152.217.34
7 2026-08-13 02:42 639221850184464515
522 ms 203.152.217.34
6 2026-08-13 02:27 639221841141973425
326 ms 203.152.217.34
5 2026-08-13 01:36 639221810548753083
523 ms 203.152.217.34
4 2026-08-13 01:21 639221801656796262
535 ms 203.152.217.34
3 2026-08-13 01:06 639221792658715334
281 ms 203.152.217.34
2 2026-08-13 00:51 639221783571379176
522 ms 203.152.217.34
1 2026-08-13 00:00 639221753022017039
266 ms 203.152.217.34