DNS response history for ns4.zr.ru

ns4.zr.ru 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 2026-08-25. For this date, NameServerHistory found 98 DNS check records, 98 successful responses, 0 failed responses, and 155 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.zr.ru.
Records on Selected Date

98

Historical checks stored for this nameserver on selected date

Average Latency

155 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 16:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.66.161.253

Most recently resolved hosting IP on selected date

Successful Responses

98

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.zr.ru

Showing DNS history for 2026-08-25 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
98 2026-08-25 16:50 639232734145178231
74 ms 172.66.161.253
97 2026-08-25 16:50 639232734145178231
74 ms 104.20.37.69
96 2026-08-25 16:33 639232723827874402
94 ms 104.20.37.69
95 2026-08-25 16:33 639232723827874402
94 ms 172.66.161.253
94 2026-08-25 16:16 639232713533011892
7 ms 104.20.37.69
93 2026-08-25 16:16 639232713533011892
7 ms 172.66.161.253
92 2026-08-25 15:58 639232703065318207
9 ms 104.20.37.69
91 2026-08-25 15:58 639232703065318207
9 ms 172.66.161.253
90 2026-08-25 15:41 639232692629559470
72 ms 172.66.161.253
89 2026-08-25 15:41 639232692629559470
72 ms 104.20.37.69
88 2026-08-25 15:24 639232682238836475
47 ms 172.66.161.253
87 2026-08-25 15:24 639232682238836475
47 ms 104.20.37.69
86 2026-08-25 15:06 639232671787004306
13 ms 172.66.161.253
85 2026-08-25 15:06 639232671787004306
13 ms 104.20.37.69
84 2026-08-25 14:11 639232638994329666
69 ms 104.20.37.69
83 2026-08-25 14:11 639232638994329666
69 ms 172.66.161.253
82 2026-08-25 13:54 639232628614783237
18 ms 172.66.161.253
81 2026-08-25 13:54 639232628614783237
18 ms 104.20.37.69
80 2026-08-25 13:37 639232618360728578
18 ms 172.66.161.253
79 2026-08-25 13:37 639232618360728578
18 ms 104.20.37.69
78 2026-08-25 13:20 639232608016476376
97 ms 104.20.37.69
77 2026-08-25 13:20 639232608016476376
97 ms 172.66.161.253
76 2026-08-25 13:03 639232597643611557
18 ms 104.20.37.69
75 2026-08-25 13:03 639232597643611557
18 ms 172.66.161.253
74 2026-08-25 12:45 639232587225721862
73 ms 104.20.37.69
73 2026-08-25 12:45 639232587225721862
73 ms 172.66.161.253
72 2026-08-25 12:28 639232576780683689
17 ms 104.20.37.69
71 2026-08-25 12:28 639232576780683689
17 ms 172.66.161.253
70 2026-08-25 12:10 639232566381512620
62 ms 104.20.37.69
69 2026-08-25 12:10 639232566381512620
62 ms 172.66.161.253
68 2026-08-25 11:53 639232556111768563
17 ms 172.66.161.253
67 2026-08-25 11:53 639232556111768563
17 ms 104.20.37.69
66 2026-08-25 11:36 639232545839529039
44 ms 172.66.161.253
65 2026-08-25 11:36 639232545839529039
44 ms 104.20.37.69
64 2026-08-25 11:19 639232535349285207
11 ms 104.20.37.69
63 2026-08-25 11:19 639232535349285207
11 ms 172.66.161.253
62 2026-08-25 11:01 639232524938080723
118 ms 172.66.161.253
61 2026-08-25 11:01 639232524938080723
118 ms 104.20.37.69
60 2026-08-25 10:08 639232492740373468
38 ms 172.66.161.253
59 2026-08-25 10:08 639232492740373468
38 ms 104.20.37.69
58 2026-08-25 09:50 639232482235303141
103 ms 172.66.161.253
57 2026-08-25 09:50 639232482235303141
103 ms 104.20.37.69
56 2026-08-25 09:33 639232471861770303
102 ms 104.20.37.69
55 2026-08-25 09:33 639232471861770303
102 ms 172.66.161.253
54 2026-08-25 09:16 639232461630217327
28 ms 172.66.161.253
53 2026-08-25 09:16 639232461630217327
28 ms 104.20.37.69
52 2026-08-25 08:59 639232451282965990
12 ms 172.66.161.253
51 2026-08-25 08:59 639232451282965990
12 ms 104.20.37.69
50 2026-08-25 08:41 639232440814614938
10 ms 172.66.161.253
49 2026-08-25 08:41 639232440814614938
10 ms 104.20.37.69
48 2026-08-25 08:24 639232430410720425
10 ms 172.66.161.253
47 2026-08-25 08:24 639232430410720425
10 ms 104.20.37.69
46 2026-08-25 08:06 639232420003096185
6 ms 172.66.161.253
45 2026-08-25 08:06 639232420003096185
6 ms 104.20.37.69
44 2026-08-25 07:49 639232409467287444
2026 ms 104.20.37.69
43 2026-08-25 07:49 639232409467287444
2026 ms 172.66.161.253
42 2026-08-25 07:32 639232399077195997
10 ms 104.20.37.69
41 2026-08-25 07:32 639232399077195997
10 ms 172.66.161.253
40 2026-08-25 07:14 639232388731528337
21 ms 104.20.37.69
39 2026-08-25 07:14 639232388731528337
21 ms 172.66.161.253
38 2026-08-25 06:57 639232378288598612
22 ms 104.20.37.69
37 2026-08-25 06:57 639232378288598612
22 ms 172.66.161.253
36 2026-08-25 06:03 639232346196373643
44 ms 104.20.37.69
35 2026-08-25 06:03 639232346196373643
44 ms 172.66.161.253
34 2026-08-25 05:47 639232336112370741
6 ms 172.66.161.253
33 2026-08-25 05:47 639232336112370741
6 ms 104.20.37.69
32 2026-08-25 05:30 639232326146508970
31 ms 172.66.161.253
31 2026-08-25 05:30 639232326146508970
31 ms 104.20.37.69
30 2026-08-25 05:14 639232316189381720
7 ms 172.66.161.253
29 2026-08-25 05:14 639232316189381720
7 ms 104.20.37.69
28 2026-08-25 04:57 639232306217998913
42 ms 104.20.37.69
27 2026-08-25 04:57 639232306217998913
42 ms 172.66.161.253
26 2026-08-25 04:40 639232296255744174
15 ms 172.66.161.253
25 2026-08-25 04:40 639232296255744174
15 ms 104.20.37.69
24 2026-08-25 04:23 639232286095760789
36 ms 172.66.161.253
23 2026-08-25 04:23 639232286095760789
36 ms 104.20.37.69
22 2026-08-25 04:07 639232276086186273
5 ms 172.66.161.253
21 2026-08-25 04:07 639232276086186273
5 ms 104.20.37.69
20 2026-08-25 03:50 639232265900986425
5 ms 104.20.37.69
19 2026-08-25 03:50 639232265900986425
5 ms 172.66.161.253
18 2026-08-25 03:33 639232255723518075
15 ms 172.66.161.253
17 2026-08-25 03:33 639232255723518075
15 ms 104.20.37.69
16 2026-08-25 03:16 639232245484452890
21 ms 172.66.161.253
15 2026-08-25 03:16 639232245484452890
21 ms 104.20.37.69
14 2026-08-25 02:58 639232235157175331
37 ms 104.20.37.69
13 2026-08-25 02:58 639232235157175331
37 ms 172.66.161.253
12 2026-08-25 02:05 639232203197189095
9 ms 104.20.37.69
11 2026-08-25 02:05 639232203197189095
9 ms 172.66.161.253
10 2026-08-25 01:48 639232192844564298
4 ms 104.20.37.69
9 2026-08-25 01:48 639232192844564298
4 ms 172.66.161.253
8 2026-08-25 01:31 639232182496008942
21 ms 104.20.37.69
7 2026-08-25 01:31 639232182496008942
21 ms 172.66.161.253
6 2026-08-25 01:14 639232172197053132
4 ms 104.20.37.69
5 2026-08-25 01:14 639232172197053132
4 ms 172.66.161.253
4 2026-08-25 00:20 639232140250307418
28 ms 104.20.37.69
3 2026-08-25 00:20 639232140250307418
28 ms 172.66.161.253
2 2026-08-25 00:03 639232129927860324
4007 ms 172.66.161.253
1 2026-08-25 00:03 639232129927860324
4007 ms 104.20.37.69