DNS response history for ns1.server4ns.com

ns1.server4ns.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 2026-08-20. For this date, NameServerHistory found 56 DNS check records, 56 successful responses, 0 failed responses, and 111 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 ns1.server4ns.com.
Records on Selected Date

56

Historical checks stored for this nameserver on selected date

Average Latency

111 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:09

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.254.197.149

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 ns1.server4ns.com

Showing DNS history for 2026-08-20 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 2026-08-20 23:09 639228639850033448
2032 ms 51.254.197.149
55 2026-08-20 22:52 639228630204271870
37 ms 51.254.197.149
54 2026-08-20 22:36 639228620295091135
42 ms 51.254.197.149
53 2026-08-20 22:19 639228610298336915
22 ms 51.254.197.149
52 2026-08-20 21:27 639228578917047616
9 ms 51.254.197.149
51 2026-08-20 21:10 639228569046445709
84 ms 51.254.197.149
50 2026-08-20 20:54 639228558946830986
32 ms 51.254.197.149
49 2026-08-20 20:37 639228548977359217
10 ms 51.254.197.149
48 2026-08-20 19:45 639228517494157668
42 ms 51.254.197.149
47 2026-08-20 19:28 639228507374116892
44 ms 51.254.197.149
46 2026-08-20 19:11 639228497315154893
51 ms 51.254.197.149
45 2026-08-20 18:54 639228487287648341
23 ms 51.254.197.149
44 2026-08-20 18:02 639228455828123788
25 ms 51.254.197.149
43 2026-08-20 17:45 639228445900082244
8 ms 51.254.197.149
42 2026-08-20 17:28 639228435866352323
77 ms 51.254.197.149
41 2026-08-20 17:12 639228425802273151
46 ms 51.254.197.149
40 2026-08-20 16:18 639228393616324230
39 ms 51.254.197.149
39 2026-08-20 16:01 639228383590408693
202 ms 51.254.197.149
38 2026-08-20 15:44 639228373471467474
42 ms 51.254.197.149
37 2026-08-20 15:28 639228363426647311
3 ms 51.254.197.149
36 2026-08-20 14:35 639228331681701910
47 ms 51.254.197.149
35 2026-08-20 14:18 639228321714746824
50 ms 51.254.197.149
34 2026-08-20 14:01 639228311652090262
24 ms 51.254.197.149
33 2026-08-20 13:45 639228301670088587
65 ms 51.254.197.149
32 2026-08-20 12:52 639228269987976710
9 ms 51.254.197.149
31 2026-08-20 12:35 639228260009452308
8 ms 51.254.197.149
30 2026-08-20 12:18 639228249661740894
30 ms 51.254.197.149
29 2026-08-20 12:01 639228239552680346
24 ms 51.254.197.149
28 2026-08-20 11:08 639228207667580819
35 ms 51.254.197.149
27 2026-08-20 10:51 639228197494011560
35 ms 51.254.197.149
26 2026-08-20 10:35 639228187497039939
80 ms 51.254.197.149
25 2026-08-20 10:18 639228177408432646
141 ms 51.254.197.149
24 2026-08-20 09:26 639228146356166262
4 ms 51.254.197.149
23 2026-08-20 09:10 639228136541505712
20 ms 51.254.197.149
22 2026-08-20 08:53 639228126519136598
33 ms 51.254.197.149
21 2026-08-20 08:36 639228116537148885
40 ms 51.254.197.149
20 2026-08-20 07:44 639228085320764351
16 ms 51.254.197.149
19 2026-08-20 07:28 639228075444604839
73 ms 51.254.197.149
18 2026-08-20 07:11 639228065615498985
51 ms 51.254.197.149
17 2026-08-20 06:55 639228055675321422
38 ms 51.254.197.149
16 2026-08-20 06:03 639228024230839396
24 ms 51.254.197.149
15 2026-08-20 05:47 639228014720406505
7 ms 51.254.197.149
14 2026-08-20 05:30 639228004930827030
10 ms 51.254.197.149
13 2026-08-20 05:14 639227995103340154
52 ms 51.254.197.149
12 2026-08-20 04:22 639227963811374894
2031 ms 51.254.197.149
11 2026-08-20 04:06 639227954132571365
53 ms 51.254.197.149
10 2026-08-20 03:50 639227944541208342
36 ms 51.254.197.149
9 2026-08-20 03:33 639227934657213484
39 ms 51.254.197.149
8 2026-08-20 02:41 639227903628145469
3 ms 51.254.197.149
7 2026-08-20 02:26 639227893995483475
40 ms 51.254.197.149
6 2026-08-20 02:09 639227884280244209
31 ms 51.254.197.149
5 2026-08-20 01:53 639227874371147132
68 ms 51.254.197.149
4 2026-08-20 01:01 639227843224256432
37 ms 51.254.197.149
3 2026-08-20 00:45 639227833720403506
14 ms 51.254.197.149
2 2026-08-20 00:29 639227824170728278
6 ms 51.254.197.149
1 2026-08-20 00:13 639227814865867570
53 ms 51.254.197.149