DNS response history for ns4.sys-tech.net

ns4.sys-tech.net 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 2026-08-08. For this date, NameServerHistory found 63 DNS check records, 63 successful responses, 0 failed responses, and 578 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 ns4.sys-tech.net.
Records on Selected Date

63

Historical checks stored for this nameserver on selected date

Average Latency

578 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-08 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

199.21.216.4

Most recently resolved hosting IP on selected date

Successful Responses

63

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 ns4.sys-tech.net

Showing DNS history for 2026-08-08 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
63 2026-08-08 23:49 639218291874134258
235 ms 199.21.216.4
62 2026-08-08 23:34 639218282817785496
239 ms 199.21.216.4
61 2026-08-08 22:42 639218252106422334
117 ms 199.21.216.4
60 2026-08-08 22:28 639218243323944113
2111 ms 199.21.216.4
59 2026-08-08 22:13 639218234397020230
4292 ms 199.21.216.4
58 2026-08-08 21:58 639218225412858763
4104 ms 199.21.216.4
57 2026-08-08 21:05 639218194282616684
2109 ms 199.21.216.4
56 2026-08-08 20:50 639218185036989606
128 ms 199.21.216.4
55 2026-08-08 20:35 639218175974363575
112 ms 199.21.216.4
54 2026-08-08 20:20 639218166972644815
254 ms 199.21.216.4
53 2026-08-08 19:28 639218135900313734
244 ms 199.21.216.4
52 2026-08-08 19:13 639218127088470726
106 ms 199.21.216.4
51 2026-08-08 18:58 639218118310406743
102 ms 199.21.216.4
50 2026-08-08 18:44 639218109452520238
231 ms 199.21.216.4
49 2026-08-08 17:52 639218078440804962
109 ms 199.21.216.4
48 2026-08-08 17:38 639218069827056995
109 ms 199.21.216.4
47 2026-08-08 17:23 639218060928974999
2103 ms 199.21.216.4
46 2026-08-08 17:08 639218052072104591
230 ms 199.21.216.4
45 2026-08-08 16:18 639218021131612993
230 ms 199.21.216.4
44 2026-08-08 16:04 639218012544891033
103 ms 199.21.216.4
43 2026-08-08 15:49 639218003733822367
120 ms 199.21.216.4
42 2026-08-08 15:34 639217994998349201
120 ms 199.21.216.4
41 2026-08-08 14:43 639217963788814319
247 ms 199.21.216.4
40 2026-08-08 14:28 639217955087396874
219 ms 199.21.216.4
39 2026-08-08 14:13 639217946350294952
235 ms 199.21.216.4
38 2026-08-08 13:59 639217937526020436
152 ms 199.21.216.4
37 2026-08-08 13:08 639217906769667024
107 ms 199.21.216.4
36 2026-08-08 12:53 639217898300938849
124 ms 199.21.216.4
35 2026-08-08 12:39 639217889778639925
119 ms 199.21.216.4
34 2026-08-08 12:25 639217881083065140
147 ms 199.21.216.4
33 2026-08-08 11:34 639217850620659312
114 ms 199.21.216.4
32 2026-08-08 11:20 639217841938624907
2107 ms 199.21.216.4
31 2026-08-08 11:05 639217833389546843
220 ms 199.21.216.4
30 2026-08-08 10:51 639217824846173945
117 ms 199.21.216.4
29 2026-08-08 09:59 639217793807292972
112 ms 199.21.216.4
28 2026-08-08 09:45 639217785208951403
238 ms 199.21.216.4
27 2026-08-08 09:31 639217776566534942
234 ms 199.21.216.4
26 2026-08-08 09:16 639217767935139326
117 ms 199.21.216.4
25 2026-08-08 08:25 639217737225367411
113 ms 199.21.216.4
24 2026-08-08 08:11 639217728765093674
222 ms 199.21.216.4
23 2026-08-08 07:57 639217720136905586
227 ms 199.21.216.4
22 2026-08-08 07:42 639217711410853004
125 ms 199.21.216.4
21 2026-08-08 06:45 639217680275549698
227 ms 199.21.216.4
20 2026-08-08 06:30 639217671340563867
124 ms 199.21.216.4
19 2026-08-08 06:16 639217662739829952
2129 ms 199.21.216.4
18 2026-08-08 06:01 639217654129395144
297 ms 199.21.216.4
17 2026-08-08 05:10 639217623690502934
2106 ms 199.21.216.4
16 2026-08-08 04:56 639217615180184169
106 ms 199.21.216.4
15 2026-08-08 04:42 639217606737293244
242 ms 199.21.216.4
14 2026-08-08 04:28 639217598089858483
2140 ms 199.21.216.4
13 2026-08-08 03:37 639217567343169140
115 ms 199.21.216.4
12 2026-08-08 03:22 639217558743892856
4303 ms 199.21.216.4
11 2026-08-08 03:08 639217550069823359
117 ms 199.21.216.4
10 2026-08-08 02:54 639217541571663863
125 ms 199.21.216.4
9 2026-08-08 02:01 639217510598671918
240 ms 199.21.216.4
8 2026-08-08 01:47 639217501853904641
116 ms 199.21.216.4
7 2026-08-08 01:32 639217492857464038
107 ms 199.21.216.4
6 2026-08-08 01:17 639217483935810845
227 ms 199.21.216.4
5 2026-08-08 01:02 639217475281344873
111 ms 199.21.216.4
4 2026-08-08 00:48 639217466591266473
228 ms 199.21.216.4
3 2026-08-08 00:33 639217457842031506
128 ms 199.21.216.4
2 2026-08-08 00:19 639217449192590684
182 ms 199.21.216.4
1 2026-08-08 00:04 639217440385817840
230 ms 199.21.216.4