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 2026-08-19. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 273 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

75

Historical checks stored for this nameserver on selected date

Average Latency

273 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:58

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

74

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 ns1.server4ns.com

Showing DNS history for 2026-08-19 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
75 2026-08-19 23:58 639227805445376839
2 ms 51.254.197.149
74 2026-08-19 23:42 639227795899225951
46 ms 51.254.197.149
73 2026-08-19 23:26 639227786351762008
3 ms 51.254.197.149
72 2026-08-19 23:10 639227776640591733
32 ms 51.254.197.149
71 2026-08-19 22:54 639227767128841282
2039 ms 51.254.197.149
70 2026-08-19 22:38 639227757477304711
41 ms 51.254.197.149
69 2026-08-19 22:21 639227747572098014
33 ms 51.254.197.149
68 2026-08-19 22:05 639227737588613113
67 ms 51.254.197.149
67 2026-08-19 21:12 639227706134603955
2030 ms 51.254.197.149
66 2026-08-19 20:56 639227696589027396
72 ms 51.254.197.149
65 2026-08-19 20:41 639227687097707639
36 ms 51.254.197.149
64 2026-08-19 20:25 639227677474464487
-
63 2026-08-19 20:08 639227667767441118
56 ms 51.254.197.149
62 2026-08-19 19:52 639227657984833832
55 ms 51.254.197.149
61 2026-08-19 19:36 639227648079992640
43 ms 51.254.197.149
60 2026-08-19 19:19 639227638125048441
49 ms 51.254.197.149
59 2026-08-19 19:02 639227628211392142
37 ms 51.254.197.149
58 2026-08-19 18:46 639227618261696275
54 ms 51.254.197.149
57 2026-08-19 18:29 639227608366233645
42 ms 51.254.197.149
56 2026-08-19 18:13 639227598301787588
33 ms 51.254.197.149
55 2026-08-19 17:19 639227566241010716
105 ms 51.254.197.149
54 2026-08-19 17:03 639227556454538959
67 ms 51.254.197.149
53 2026-08-19 16:46 639227546640305542
31 ms 51.254.197.149
52 2026-08-19 16:30 639227536965466472
83 ms 51.254.197.149
51 2026-08-19 16:14 639227527048658280
42 ms 51.254.197.149
50 2026-08-19 15:58 639227517386634438
80 ms 51.254.197.149
49 2026-08-19 15:41 639227507459551637
139 ms 51.254.197.149
48 2026-08-19 15:25 639227497515595277
126 ms 51.254.197.149
47 2026-08-19 15:08 639227487441798036
60 ms 51.254.197.149
46 2026-08-19 14:51 639227477445551863
58 ms 51.254.197.149
45 2026-08-19 14:34 639227467297067891
13 ms 51.254.197.149
44 2026-08-19 14:17 639227457057795635
25 ms 51.254.197.149
43 2026-08-19 13:24 639227425244777397
29 ms 51.254.197.149
42 2026-08-19 13:08 639227415422116485
35 ms 51.254.197.149
41 2026-08-19 12:51 639227405307256053
32 ms 51.254.197.149
40 2026-08-19 12:34 639227395396602630
2027 ms 51.254.197.149
39 2026-08-19 12:18 639227385510363611
54 ms 51.254.197.149
38 2026-08-19 12:01 639227375508324850
44 ms 51.254.197.149
37 2026-08-19 11:44 639227365326611906
43 ms 51.254.197.149
36 2026-08-19 11:28 639227355360014208
2032 ms 51.254.197.149
35 2026-08-19 11:11 639227345036782165
41 ms 51.254.197.149
34 2026-08-19 10:54 639227334992964533
21 ms 51.254.197.149
33 2026-08-19 10:37 639227324986605572
50 ms 51.254.197.149
32 2026-08-19 10:20 639227314928414539
27 ms 51.254.197.149
31 2026-08-19 09:27 639227283029182134
32 ms 51.254.197.149
30 2026-08-19 09:11 639227273294779350
42 ms 51.254.197.149
29 2026-08-19 08:54 639227263525231313
20 ms 51.254.197.149
28 2026-08-19 08:38 639227253578313363
48 ms 51.254.197.149
27 2026-08-19 08:21 639227243649973322
61 ms 51.254.197.149
26 2026-08-19 08:05 639227233581059317
11 ms 51.254.197.149
25 2026-08-19 07:48 639227223667352067
7 ms 51.254.197.149
24 2026-08-19 07:32 639227213714837066
843 ms 51.254.197.149
23 2026-08-19 07:15 639227203701208496
2041 ms 51.254.197.149
22 2026-08-19 06:58 639227193643202179
53 ms 51.254.197.149
21 2026-08-19 06:41 639227183584431597
34 ms 51.254.197.149
20 2026-08-19 06:24 639227173347403088
25 ms 51.254.197.149
19 2026-08-19 05:31 639227141523007601
21 ms 51.254.197.149
18 2026-08-19 05:15 639227131785931574
35 ms 51.254.197.149
17 2026-08-19 04:59 639227122176475389
77 ms 51.254.197.149
16 2026-08-19 04:43 639227112668934596
51 ms 51.254.197.149
15 2026-08-19 04:27 639227102773292788
95 ms 51.254.197.149
14 2026-08-19 04:11 639227093141136930
61 ms 51.254.197.149
13 2026-08-19 03:54 639227083449420147
34 ms 51.254.197.149
12 2026-08-19 03:38 639227073771748493
96 ms 51.254.197.149
11 2026-08-19 03:22 639227063977347614
38 ms 51.254.197.149
10 2026-08-19 03:06 639227054253519024
105 ms 51.254.197.149
9 2026-08-19 02:49 639227044381963886
68 ms 51.254.197.149
8 2026-08-19 02:33 639227034441085514
2041 ms 51.254.197.149
7 2026-08-19 01:41 639227003126489968
36 ms 51.254.197.149
6 2026-08-19 01:24 639226993456311614
49 ms 51.254.197.149
5 2026-08-19 01:09 639226983847312345
49 ms 51.254.197.149
4 2026-08-19 00:53 639226974357874853
31 ms 51.254.197.149
3 2026-08-19 00:37 639226964670484721
2030 ms 51.254.197.149
2 2026-08-19 00:20 639226954857899696
2013 ms 51.254.197.149
1 2026-08-19 00:04 639226945091603488
55 ms 51.254.197.149