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 2026-08-11. For this date, NameServerHistory found 77 DNS check records, 77 successful responses, 0 failed responses, and 408 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

77

Historical checks stored for this nameserver on selected date

Average Latency

408 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-11 23:59

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

77

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 2026-08-11 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
77 2026-08-11 23:59 639220888396333845
524 ms 203.152.217.34
76 2026-08-11 23:43 639220878864937382
530 ms 203.152.217.34
75 2026-08-11 22:51 639220847369072314
541 ms 203.152.217.34
74 2026-08-11 22:35 639220838037764925
521 ms 203.152.217.34
73 2026-08-11 22:20 639220828735120634
9 ms 203.152.217.34
72 2026-08-11 22:04 639220819447979766
527 ms 203.152.217.34
71 2026-08-11 21:49 639220810056531741
289 ms 203.152.217.34
70 2026-08-11 21:33 639220800745746593
274 ms 203.152.217.34
69 2026-08-11 21:17 639220791351626349
525 ms 203.152.217.34
68 2026-08-11 21:02 639220782021256610
520 ms 203.152.217.34
67 2026-08-11 20:46 639220772603347755
523 ms 203.152.217.34
66 2026-08-11 20:30 639220763224057047
534 ms 203.152.217.34
65 2026-08-11 20:15 639220753691117767
526 ms 203.152.217.34
64 2026-08-11 19:59 639220744107836218
525 ms 203.152.217.34
63 2026-08-11 19:05 639220711927629898
529 ms 203.152.217.34
62 2026-08-11 18:49 639220702299437921
270 ms 203.152.217.34
61 2026-08-11 18:33 639220692505468181
527 ms 203.152.217.34
60 2026-08-11 18:17 639220682669911239
263 ms 203.152.217.34
59 2026-08-11 18:01 639220672929841526
271 ms 203.152.217.34
58 2026-08-11 17:44 639220663225662315
532 ms 203.152.217.34
57 2026-08-11 17:28 639220653846255684
530 ms 203.152.217.34
56 2026-08-11 17:13 639220644420909059
273 ms 203.152.217.34
55 2026-08-11 16:57 639220635074970435
539 ms 203.152.217.34
54 2026-08-11 16:41 639220625614385966
524 ms 203.152.217.34
53 2026-08-11 16:25 639220616132212636
530 ms 203.152.217.34
52 2026-08-11 16:09 639220606533651662
260 ms 203.152.217.34
51 2026-08-11 15:16 639220574514514318
525 ms 203.152.217.34
50 2026-08-11 15:01 639220565124823874
269 ms 203.152.217.34
49 2026-08-11 14:45 639220555799311478
526 ms 203.152.217.34
48 2026-08-11 14:29 639220546481577614
264 ms 203.152.217.34
47 2026-08-11 14:14 639220537036533154
263 ms 203.152.217.34
46 2026-08-11 13:58 639220527719177174
526 ms 203.152.217.34
45 2026-08-11 13:42 639220518173088308
527 ms 203.152.217.34
44 2026-08-11 13:27 639220508902896243
522 ms 203.152.217.34
43 2026-08-11 13:11 639220499455923005
527 ms 203.152.217.34
42 2026-08-11 12:55 639220490082583768
525 ms 203.152.217.34
41 2026-08-11 12:40 639220480636590998
527 ms 203.152.217.34
40 2026-08-11 12:24 639220469585029273
261 ms 203.152.217.34
39 2026-08-11 11:29 639220438074188884
525 ms 203.152.217.34
38 2026-08-11 11:13 639220428789720049
272 ms 203.152.217.34
37 2026-08-11 10:58 639220419558302820
4 ms 203.152.217.34
36 2026-08-11 10:43 639220410448738795
526 ms 203.152.217.34
35 2026-08-11 10:27 639220401034081530
531 ms 203.152.217.34
34 2026-08-11 10:12 639220391766674161
526 ms 203.152.217.34
33 2026-08-11 09:56 639220382275807148
8 ms 203.152.217.34
32 2026-08-11 09:40 639220373034162867
525 ms 203.152.217.34
31 2026-08-11 09:25 639220363994971859
262 ms 203.152.217.34
30 2026-08-11 09:10 639220354563965455
263 ms 203.152.217.34
29 2026-08-11 08:54 639220345437414880
262 ms 203.152.217.34
28 2026-08-11 08:39 639220336024248987
524 ms 203.152.217.34
27 2026-08-11 07:46 639220304233635692
263 ms 203.152.217.34
26 2026-08-11 07:30 639220294872170960
7 ms 203.152.217.34
25 2026-08-11 07:15 639220285547177980
322 ms 203.152.217.34
24 2026-08-11 06:59 639220276337941315
4 ms 203.152.217.34
23 2026-08-11 06:44 639220267175191677
524 ms 203.152.217.34
22 2026-08-11 06:29 639220257981518924
528 ms 203.152.217.34
21 2026-08-11 06:14 639220249265489070
280 ms 203.152.217.34
20 2026-08-11 05:59 639220240700249205
2 ms 203.152.217.34
19 2026-08-11 05:45 639220231975029986
524 ms 203.152.217.34
18 2026-08-11 05:30 639220223261176932
269 ms 203.152.217.34
17 2026-08-11 05:16 639220214366718456
321 ms 203.152.217.34
16 2026-08-11 05:01 639220205306334524
521 ms 203.152.217.34
15 2026-08-11 04:09 639220174463175061
9 ms 203.152.217.34
14 2026-08-11 03:55 639220165777190438
3 ms 203.152.217.34
13 2026-08-11 03:40 639220156880374825
275 ms 203.152.217.34
12 2026-08-11 03:25 639220148139986945
533 ms 203.152.217.34
11 2026-08-11 03:11 639220139271074299
270 ms 203.152.217.34
10 2026-08-11 02:56 639220130565901336
523 ms 203.152.217.34
9 2026-08-11 02:41 639220121659980575
2325 ms 203.152.217.34
8 2026-08-11 02:27 639220112857650894
284 ms 203.152.217.34
7 2026-08-11 02:12 639220103767686219
2 ms 203.152.217.34
6 2026-08-11 01:56 639220094545970611
521 ms 203.152.217.34
5 2026-08-11 01:41 639220085476091081
541 ms 203.152.217.34
4 2026-08-11 01:26 639220076243751161
260 ms 203.152.217.34
3 2026-08-11 00:34 639220045322845190
323 ms 203.152.217.34
2 2026-08-11 00:19 639220036434132314
525 ms 203.152.217.34
1 2026-08-11 00:04 639220027366289509
525 ms 203.152.217.34