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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 73 successful responses, 1 failed responses, and 187 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

74

Historical checks stored for this nameserver on selected date

Average Latency

187 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:47

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

73

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 2026-08-22 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
74 2026-08-22 23:47 639230391807229016
27 ms 72.52.252.26
73 2026-08-22 23:31 639230382051619327
133 ms 72.52.252.26
72 2026-08-22 23:15 639230372323353529
17 ms 72.52.252.26
71 2026-08-22 22:59 639230362586451064
12 ms 72.52.252.26
70 2026-08-22 22:42 639230352793666303
15 ms 72.52.252.26
69 2026-08-22 22:26 639230342775737758
28 ms 72.52.252.26
68 2026-08-22 22:09 639230332639939561
127 ms 72.52.252.26
67 2026-08-22 21:16 639230301014190104
8 ms 72.52.252.26
66 2026-08-22 20:59 639230291048161498
2030 ms 72.52.252.26
65 2026-08-22 20:42 639230280894353664
33 ms 72.52.252.26
64 2026-08-22 20:25 639230270699419073
147 ms 72.52.252.26
63 2026-08-22 20:08 639230260248163050
50 ms 72.52.252.26
62 2026-08-22 19:51 639230250122494282
7 ms 72.52.252.26
61 2026-08-22 19:34 639230239972935046
-
60 2026-08-22 19:18 639230229963262464
2126 ms 72.52.252.26
59 2026-08-22 19:01 639230220033804658
34 ms 72.52.252.26
58 2026-08-22 18:44 639230209891107289
133 ms 72.52.252.26
57 2026-08-22 18:27 639230199630298717
24 ms 72.52.252.26
56 2026-08-22 18:10 639230189301984150
151 ms 72.52.252.26
55 2026-08-22 17:16 639230157138468804
2084 ms 72.52.252.26
54 2026-08-22 16:59 639230146987869495
20 ms 72.52.252.26
53 2026-08-22 16:42 639230136768638516
13 ms 72.52.252.26
52 2026-08-22 16:26 639230126735907877
55 ms 72.52.252.26
51 2026-08-22 16:08 639230116551187768
5 ms 72.52.252.26
50 2026-08-22 15:52 639230106335615913
17 ms 72.52.252.26
49 2026-08-22 15:34 639230096177758176
69 ms 72.52.252.26
48 2026-08-22 15:18 639230086185999993
11 ms 72.52.252.26
47 2026-08-22 15:01 639230076247854903
36 ms 72.52.252.26
46 2026-08-22 14:44 639230066076077530
139 ms 72.52.252.26
45 2026-08-22 14:27 639230055738197328
8 ms 72.52.252.26
44 2026-08-22 14:10 639230045411225521
248 ms 72.52.252.26
43 2026-08-22 13:16 639230013046000470
11 ms 72.52.252.26
42 2026-08-22 12:59 639230003090037878
13 ms 72.52.252.26
41 2026-08-22 12:43 639229993008259475
65 ms 72.52.252.26
40 2026-08-22 12:26 639229982909449470
33 ms 72.52.252.26
39 2026-08-22 12:09 639229973035502212
2030 ms 72.52.252.26
38 2026-08-22 11:53 639229963064296145
164 ms 72.52.252.26
37 2026-08-22 11:36 639229952996162143
24 ms 72.52.252.26
36 2026-08-22 11:19 639229943051949195
121 ms 72.52.252.26
35 2026-08-22 11:02 639229932919214934
6 ms 72.52.252.26
34 2026-08-22 10:45 639229922745889838
125 ms 72.52.252.26
33 2026-08-22 10:29 639229912587214796
88 ms 72.52.252.26
32 2026-08-22 10:11 639229902240004454
50 ms 72.52.252.26
31 2026-08-22 09:19 639229870800501662
137 ms 72.52.252.26
30 2026-08-22 09:03 639229861058384956
30 ms 72.52.252.26
29 2026-08-22 08:46 639229851158592604
27 ms 72.52.252.26
28 2026-08-22 08:30 639229841475569629
39 ms 72.52.252.26
27 2026-08-22 08:14 639229831887658471
2015 ms 72.52.252.26
26 2026-08-22 07:58 639229822043670346
5 ms 72.52.252.26
25 2026-08-22 07:41 639229812327913936
37 ms 72.52.252.26
24 2026-08-22 07:25 639229802629488686
42 ms 72.52.252.26
23 2026-08-22 07:09 639229793051447309
16 ms 72.52.252.26
22 2026-08-22 06:53 639229783303531961
30 ms 72.52.252.26
21 2026-08-22 06:37 639229773458051942
33 ms 72.52.252.26
20 2026-08-22 06:20 639229763373848056
12 ms 72.52.252.26
19 2026-08-22 05:28 639229732140622809
46 ms 72.52.252.26
18 2026-08-22 05:12 639229722699695967
4 ms 72.52.252.26
17 2026-08-22 04:56 639229713097498075
9 ms 72.52.252.26
16 2026-08-22 04:40 639229703543969637
132 ms 72.52.252.26
15 2026-08-22 04:24 639229693970392873
2 ms 72.52.252.26
14 2026-08-22 04:08 639229684277329469
10 ms 72.52.252.26
13 2026-08-22 03:52 639229674501596661
33 ms 72.52.252.26
12 2026-08-22 03:36 639229665064441147
8 ms 72.52.252.26
11 2026-08-22 03:20 639229655507536872
9 ms 72.52.252.26
10 2026-08-22 03:04 639229645849603111
57 ms 72.52.252.26
9 2026-08-22 02:48 639229636090497453
172 ms 72.52.252.26
8 2026-08-22 02:31 639229625978544281
3 ms 72.52.252.26
7 2026-08-22 01:39 639229594644662176
41 ms 72.52.252.26
6 2026-08-22 01:23 639229585214633065
35 ms 72.52.252.26
5 2026-08-22 01:07 639229575581042175
20 ms 72.52.252.26
4 2026-08-22 00:51 639229565912268962
20 ms 72.52.252.26
3 2026-08-22 00:35 639229556237813203
23 ms 72.52.252.26
2 2026-08-22 00:19 639229546625802518
41 ms 72.52.252.26
1 2026-08-22 00:03 639229537172016621
40 ms 72.52.252.26