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 2026-08-24. For this date, NameServerHistory found 56 DNS check records, 56 successful responses, 0 failed responses, and 297 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

56

Historical checks stored for this nameserver on selected date

Average Latency

297 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 23:54

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

56

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 2026-08-24 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
56 2026-08-24 23:54 639232119551972438
248 ms 199.21.216.4
55 2026-08-24 23:36 639232109112567473
242 ms 199.21.216.4
54 2026-08-24 22:43 639232077430823987
120 ms 199.21.216.4
53 2026-08-24 22:26 639232067340513033
230 ms 199.21.216.4
52 2026-08-24 22:10 639232057157944387
249 ms 199.21.216.4
51 2026-08-24 21:52 639232046895282144
230 ms 199.21.216.4
50 2026-08-24 20:59 639232014356623395
240 ms 199.21.216.4
49 2026-08-24 20:41 639232004177831322
113 ms 199.21.216.4
48 2026-08-24 20:24 639231993997863976
237 ms 199.21.216.4
47 2026-08-24 20:08 639231983967363696
243 ms 199.21.216.4
46 2026-08-24 19:15 639231952257842845
229 ms 199.21.216.4
45 2026-08-24 18:58 639231942277816756
143 ms 199.21.216.4
44 2026-08-24 18:41 639231932094180724
122 ms 199.21.216.4
43 2026-08-24 18:24 639231922041034838
238 ms 199.21.216.4
42 2026-08-24 17:32 639231890488117536
253 ms 199.21.216.4
41 2026-08-24 17:15 639231880574255543
2249 ms 199.21.216.4
40 2026-08-24 16:58 639231870418029045
101 ms 199.21.216.4
39 2026-08-24 16:42 639231860258429562
239 ms 199.21.216.4
38 2026-08-24 15:48 639231828211839931
154 ms 199.21.216.4
37 2026-08-24 15:31 639231818080917481
227 ms 199.21.216.4
36 2026-08-24 15:14 639231807961539652
117 ms 199.21.216.4
35 2026-08-24 14:57 639231797631669865
129 ms 199.21.216.4
34 2026-08-24 14:04 639231765923559455
230 ms 199.21.216.4
33 2026-08-24 13:48 639231755868832964
243 ms 199.21.216.4
32 2026-08-24 13:31 639231745628278877
247 ms 199.21.216.4
31 2026-08-24 13:13 639231735407682062
239 ms 199.21.216.4
30 2026-08-24 12:21 639231703815441688
225 ms 199.21.216.4
29 2026-08-24 12:04 639231693747052549
228 ms 199.21.216.4
28 2026-08-24 11:47 639231683712487276
240 ms 199.21.216.4
27 2026-08-24 11:30 639231673513573868
134 ms 199.21.216.4
26 2026-08-24 10:37 639231641791249939
124 ms 199.21.216.4
25 2026-08-24 10:21 639231631866211033
230 ms 199.21.216.4
24 2026-08-24 10:04 639231621644955316
109 ms 199.21.216.4
23 2026-08-24 09:47 639231611478799259
2116 ms 199.21.216.4
22 2026-08-24 08:54 639231579923718211
221 ms 199.21.216.4
21 2026-08-24 08:38 639231569810702936
325 ms 199.21.216.4
20 2026-08-24 08:20 639231559762411619
115 ms 199.21.216.4
19 2026-08-24 08:04 639231549663595407
110 ms 199.21.216.4
18 2026-08-24 07:11 639231518076817246
143 ms 199.21.216.4
17 2026-08-24 06:55 639231508078650885
235 ms 199.21.216.4
16 2026-08-24 06:38 639231498210697093
232 ms 199.21.216.4
15 2026-08-24 06:21 639231488109699360
103 ms 199.21.216.4
14 2026-08-24 05:29 639231456772510692
226 ms 199.21.216.4
13 2026-08-24 05:13 639231447084631185
275 ms 199.21.216.4
12 2026-08-24 04:56 639231437208519473
145 ms 199.21.216.4
11 2026-08-24 04:40 639231427209627490
230 ms 199.21.216.4
10 2026-08-24 03:47 639231395791246644
2106 ms 199.21.216.4
9 2026-08-24 03:31 639231386075551458
121 ms 199.21.216.4
8 2026-08-24 03:15 639231376208713791
118 ms 199.21.216.4
7 2026-08-24 02:58 639231366170589276
136 ms 199.21.216.4
6 2026-08-24 02:06 639231334732159368
127 ms 199.21.216.4
5 2026-08-24 01:49 639231325035670078
218 ms 199.21.216.4
4 2026-08-24 01:33 639231315132253837
111 ms 199.21.216.4
3 2026-08-24 01:16 639231305014280808
130 ms 199.21.216.4
2 2026-08-24 00:24 639231273779380675
229 ms 199.21.216.4
1 2026-08-24 00:08 639231264180839154
235 ms 199.21.216.4