DNS response history for dns4.sysop4.com

dns4.sysop4.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 2026-08-17. For this date, NameServerHistory found 72 DNS check records, 71 successful responses, 1 failed responses, and 106 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 dns4.sysop4.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

106 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 23:48

All timestamps shown in UTC

Latest Resolved IP on Selected Date

72.52.252.26

Most recently resolved hosting IP on selected date

Successful Responses

71

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for dns4.sysop4.com

Showing DNS history for 2026-08-17 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 2026-08-17 23:48 639226072268080268
129 ms 72.52.252.26
71 2026-08-17 23:32 639226062577647657
58 ms 72.52.252.26
70 2026-08-17 22:39 639226031060857136
33 ms 72.52.252.26
69 2026-08-17 22:23 639226021535117364
173 ms 72.52.252.26
68 2026-08-17 22:07 639226011884237078
12 ms 72.52.252.26
67 2026-08-17 21:51 639226002309299142
127 ms 72.52.252.26
66 2026-08-17 21:36 639225992791784448
125 ms 72.52.252.26
65 2026-08-17 21:19 639225983045271390
14 ms 72.52.252.26
64 2026-08-17 21:03 639225973246293513
130 ms 72.52.252.26
63 2026-08-17 20:47 639225963620186236
10 ms 72.52.252.26
62 2026-08-17 20:31 639225953899183916
71 ms 72.52.252.26
61 2026-08-17 20:15 639225944391528206
15 ms 72.52.252.26
60 2026-08-17 19:59 639225934593254169
137 ms 72.52.252.26
59 2026-08-17 19:42 639225924669984512
29 ms 72.52.252.26
58 2026-08-17 18:49 639225893048561320
5 ms 72.52.252.26
57 2026-08-17 18:33 639225883481298424
11 ms 72.52.252.26
56 2026-08-17 18:17 639225873845394034
2017 ms 72.52.252.26
55 2026-08-17 18:01 639225864216078662
127 ms 72.52.252.26
54 2026-08-17 17:45 639225854541857773
41 ms 72.52.252.26
53 2026-08-17 17:29 639225844733604072
48 ms 72.52.252.26
52 2026-08-17 17:13 639225835085229232
47 ms 72.52.252.26
51 2026-08-17 16:56 639225825349373981
11 ms 72.52.252.26
50 2026-08-17 16:40 639225815690604161
13 ms 72.52.252.26
49 2026-08-17 16:24 639225805952472306
172 ms 72.52.252.26
48 2026-08-17 16:08 639225796264729638
12 ms 72.52.252.26
47 2026-08-17 15:51 639225786326499329
32 ms 72.52.252.26
46 2026-08-17 14:59 639225754798130711
16 ms 72.52.252.26
45 2026-08-17 14:43 639225745123193922
36 ms 72.52.252.26
44 2026-08-17 14:27 639225735540597271
131 ms 72.52.252.26
43 2026-08-17 14:11 639225725894857396
148 ms 72.52.252.26
42 2026-08-17 13:55 639225716249606913
76 ms 72.52.252.26
41 2026-08-17 13:39 639225706638238179
3 ms 72.52.252.26
40 2026-08-17 13:22 639225696949691423
43 ms 72.52.252.26
39 2026-08-17 13:06 639225687286186336
9 ms 72.52.252.26
38 2026-08-17 12:50 639225677679573133
10 ms 72.52.252.26
37 2026-08-17 12:34 639225667957861024
8 ms 72.52.252.26
36 2026-08-17 12:18 639225658298791618
11 ms 72.52.252.26
35 2026-08-17 12:02 639225648583652785
-
34 2026-08-17 11:09 639225617000524308
3 ms 72.52.252.26
33 2026-08-17 10:54 639225607668541600
10 ms 72.52.252.26
32 2026-08-17 10:38 639225598117279238
11 ms 72.52.252.26
31 2026-08-17 10:22 639225588751002710
39 ms 72.52.252.26
30 2026-08-17 10:06 639225579295831051
46 ms 72.52.252.26
29 2026-08-17 09:50 639225569761469940
15 ms 72.52.252.26
28 2026-08-17 09:34 639225560161422333
18 ms 72.52.252.26
27 2026-08-17 09:19 639225550739955565
8 ms 72.52.252.26
26 2026-08-17 09:03 639225541125222426
66 ms 72.52.252.26
25 2026-08-17 08:47 639225531526675983
129 ms 72.52.252.26
24 2026-08-17 08:31 639225521915528222
50 ms 72.52.252.26
23 2026-08-17 08:14 639225512148151789
154 ms 72.52.252.26
22 2026-08-17 07:22 639225480786142412
22 ms 72.52.252.26
21 2026-08-17 07:07 639225471394348551
7 ms 72.52.252.26
20 2026-08-17 06:51 639225462031685068
8 ms 72.52.252.26
19 2026-08-17 06:35 639225452639458328
2041 ms 72.52.252.26
18 2026-08-17 06:20 639225443300966543
37 ms 72.52.252.26
17 2026-08-17 06:04 639225433880499379
3 ms 72.52.252.26
16 2026-08-17 05:48 639225424395198277
17 ms 72.52.252.26
15 2026-08-17 05:32 639225414744137487
15 ms 72.52.252.26
14 2026-08-17 05:16 639225405186783164
10 ms 72.52.252.26
13 2026-08-17 05:00 639225395563669822
131 ms 72.52.252.26
12 2026-08-17 04:44 639225386076645158
27 ms 72.52.252.26
11 2026-08-17 04:29 639225376620669704
23 ms 72.52.252.26
10 2026-08-17 03:37 639225345580892706
7 ms 72.52.252.26
9 2026-08-17 03:21 639225336207383710
79 ms 72.52.252.26
8 2026-08-17 03:05 639225326726565001
157 ms 72.52.252.26
7 2026-08-17 02:50 639225317249271010
22 ms 72.52.252.26
6 2026-08-17 01:58 639225286280886044
150 ms 72.52.252.26
5 2026-08-17 01:42 639225276872567548
8 ms 72.52.252.26
4 2026-08-17 01:26 639225267353865348
45 ms 72.52.252.26
3 2026-08-17 01:11 639225258033914248
24 ms 72.52.252.26
2 2026-08-17 00:19 639225226652221583
39 ms 72.52.252.26
1 2026-08-17 00:03 639225217156387684
28 ms 72.52.252.26