DNS response history for ns4.classy-mail.org

ns4.classy-mail.org 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 66 DNS check records, 66 successful responses, 0 failed responses, and 284 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.classy-mail.org.
Records on Selected Date

66

Historical checks stored for this nameserver on selected date

Average Latency

284 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 22:24

All timestamps shown in UTC

Latest Resolved IP on Selected Date

205.251.193.163

Most recently resolved hosting IP on selected date

Successful Responses

66

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.classy-mail.org

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
66 2026-08-25 22:24 639232932163142799
151 ms 205.251.193.163
65 2026-08-25 22:06 639232921673215474
172 ms 205.251.193.163
64 2026-08-25 21:49 639232911234504639
157 ms 205.251.193.163
63 2026-08-25 21:32 639232900747078453
269 ms 205.251.193.163
62 2026-08-25 21:14 639232890389222534
31 ms 205.251.193.163
61 2026-08-25 20:57 639232880143390843
29 ms 205.251.193.163
60 2026-08-25 20:40 639232869755024069
39 ms 205.251.193.163
59 2026-08-25 20:23 639232859355940346
38 ms 205.251.193.163
58 2026-08-25 20:05 639232848992244953
495 ms 205.251.193.163
57 2026-08-25 19:48 639232838596478500
302 ms 205.251.193.163
56 2026-08-25 19:31 639232828175327683
169 ms 205.251.193.163
55 2026-08-25 19:13 639232817798330473
38 ms 205.251.193.163
54 2026-08-25 18:19 639232785462407552
54 ms 205.251.193.163
53 2026-08-25 18:02 639232775177487032
168 ms 205.251.193.163
52 2026-08-25 17:45 639232764991087115
391 ms 205.251.193.163
51 2026-08-25 17:28 639232754842971478
121 ms 205.251.193.163
50 2026-08-25 17:11 639232744455159107
273 ms 205.251.193.163
49 2026-08-25 16:54 639232734145178231
55 ms 205.251.193.163
48 2026-08-25 16:37 639232723827874402
38 ms 205.251.193.163
47 2026-08-25 16:19 639232713533011892
2038 ms 205.251.193.163
46 2026-08-25 16:02 639232703065318207
26 ms 205.251.193.163
45 2026-08-25 15:45 639232692629559470
27 ms 205.251.193.163
44 2026-08-25 15:27 639232682238836475
150 ms 205.251.193.163
43 2026-08-25 15:10 639232671787004306
36 ms 205.251.193.163
42 2026-08-25 14:15 639232638994329666
2066 ms 205.251.193.163
41 2026-08-25 13:58 639232628614783237
273 ms 205.251.193.163
40 2026-08-25 13:41 639232618360728578
29 ms 205.251.193.163
39 2026-08-25 13:24 639232608016476376
163 ms 205.251.193.163
38 2026-08-25 13:06 639232597643611557
336 ms 205.251.193.163
37 2026-08-25 12:49 639232587225721862
24 ms 205.251.193.163
36 2026-08-25 12:32 639232576780683689
28 ms 205.251.193.163
35 2026-08-25 12:14 639232566381512620
154 ms 205.251.193.163
34 2026-08-25 11:57 639232556111768563
35 ms 205.251.193.163
33 2026-08-25 11:40 639232545839529039
687 ms 205.251.193.163
32 2026-08-25 11:23 639232535349285207
383 ms 205.251.193.163
31 2026-08-25 11:05 639232524938080723
159 ms 205.251.193.163
30 2026-08-25 10:12 639232492740373468
2055 ms 205.251.193.163
29 2026-08-25 09:54 639232482235303141
413 ms 205.251.193.163
28 2026-08-25 09:37 639232471861770303
163 ms 205.251.193.163
27 2026-08-25 09:20 639232461630217327
35 ms 205.251.193.163
26 2026-08-25 09:02 639232451282965990
158 ms 205.251.193.163
25 2026-08-25 08:45 639232440814614938
42 ms 205.251.193.163
24 2026-08-25 08:28 639232430410720425
33 ms 205.251.193.163
23 2026-08-25 08:10 639232420003096185
151 ms 205.251.193.163
22 2026-08-25 07:53 639232409467287444
158 ms 205.251.193.163
21 2026-08-25 07:35 639232399077195997
35 ms 205.251.193.163
20 2026-08-25 07:18 639232388731528337
24 ms 205.251.193.163
19 2026-08-25 07:01 639232378288598612
40 ms 205.251.193.163
18 2026-08-25 06:07 639232346196373643
199 ms 205.251.193.163
17 2026-08-25 05:50 639232336112370741
558 ms 205.251.193.163
16 2026-08-25 05:34 639232326146508970
152 ms 205.251.193.163
15 2026-08-25 05:17 639232316189381720
32 ms 205.251.193.163
14 2026-08-25 05:01 639232306217998913
2026 ms 205.251.193.163
13 2026-08-25 04:44 639232296255744174
29 ms 205.251.193.163
12 2026-08-25 04:27 639232286095760789
19 ms 205.251.193.163
11 2026-08-25 04:10 639232276086186273
18 ms 205.251.193.163
10 2026-08-25 03:53 639232265900986425
140 ms 205.251.193.163
9 2026-08-25 03:36 639232255723518075
192 ms 205.251.193.163
8 2026-08-25 03:19 639232245484452890
29 ms 205.251.193.163
7 2026-08-25 03:02 639232235157175331
254 ms 205.251.193.163
6 2026-08-25 02:09 639232203197189095
2019 ms 205.251.193.163
5 2026-08-25 01:52 639232192844564298
22 ms 205.251.193.163
4 2026-08-25 01:35 639232182496008942
16 ms 205.251.193.163
3 2026-08-25 01:17 639232172197053132
39 ms 205.251.193.163
2 2026-08-25 00:24 639232140250307418
39 ms 205.251.193.163
1 2026-08-25 00:07 639232129927860324
66 ms 205.251.193.163