DNS response history for ns4.roundserv.com

ns4.roundserv.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 2026-08-09. For this date, NameServerHistory found 77 DNS check records, 76 successful responses, 1 failed responses, and 89 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.roundserv.com.
Records on Selected Date

77

Historical checks stored for this nameserver on selected date

Average Latency

89 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-09 23:09

All timestamps shown in UTC

Latest Resolved IP on Selected Date

138.201.121.122

Most recently resolved hosting IP on selected date

Successful Responses

76

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 ns4.roundserv.com

Showing DNS history for 2026-08-09 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
77 2026-08-09 23:09 639219137912168440
99 ms 138.201.121.122
76 2026-08-09 22:55 639219129014206359
37 ms 138.201.121.122
75 2026-08-09 22:40 639219120129816185
59 ms 138.201.121.122
74 2026-08-09 22:25 639219111180200055
44 ms 138.201.121.122
73 2026-08-09 22:10 639219102397272208
21 ms 138.201.121.122
72 2026-08-09 21:55 639219093318422880
53 ms 138.201.121.122
71 2026-08-09 21:40 639219084400315753
13 ms 138.201.121.122
70 2026-08-09 21:25 639219075254551587
-
69 2026-08-09 21:09 639219065729192158
46 ms 138.201.121.122
68 2026-08-09 20:54 639219056747802098
30 ms 138.201.121.122
67 2026-08-09 20:39 639219047713450952
53 ms 138.201.121.122
66 2026-08-09 20:24 639219038561445315
32 ms 138.201.121.122
65 2026-08-09 19:32 639219007390383771
21 ms 138.201.121.122
64 2026-08-09 19:17 639218998523265596
31 ms 138.201.121.122
63 2026-08-09 19:02 639218989631630804
18 ms 138.201.121.122
62 2026-08-09 18:48 639218980808450892
25 ms 138.201.121.122
61 2026-08-09 18:33 639218971852160604
33 ms 138.201.121.122
60 2026-08-09 18:18 639218962783650906
42 ms 138.201.121.122
59 2026-08-09 18:03 639218953792820819
16 ms 138.201.121.122
58 2026-08-09 17:48 639218944959692876
24 ms 138.201.121.122
57 2026-08-09 17:33 639218936169104506
39 ms 138.201.121.122
56 2026-08-09 17:18 639218927166062556
36 ms 138.201.121.122
55 2026-08-09 17:03 639218918015715420
38 ms 138.201.121.122
54 2026-08-09 16:48 639218908881852638
12 ms 138.201.121.122
53 2026-08-09 15:56 639218877956262035
59 ms 138.201.121.122
52 2026-08-09 15:42 639218869143729797
27 ms 138.201.121.122
51 2026-08-09 15:27 639218860485298832
49 ms 138.201.121.122
50 2026-08-09 15:12 639218851607906747
11 ms 138.201.121.122
49 2026-08-09 14:58 639218842720839568
35 ms 138.201.121.122
48 2026-08-09 14:43 639218833878788864
13 ms 138.201.121.122
47 2026-08-09 14:28 639218825180862573
59 ms 138.201.121.122
46 2026-08-09 14:14 639218816469621951
19 ms 138.201.121.122
45 2026-08-09 13:59 639218807685036212
49 ms 138.201.121.122
44 2026-08-09 13:45 639218798978271509
35 ms 138.201.121.122
43 2026-08-09 13:30 639218790065423597
40 ms 138.201.121.122
42 2026-08-09 13:15 639218781304584862
16 ms 138.201.121.122
41 2026-08-09 12:24 639218750311179000
21 ms 138.201.121.122
40 2026-08-09 12:10 639218741750420268
57 ms 138.201.121.122
39 2026-08-09 11:55 639218733057535576
8 ms 138.201.121.122
38 2026-08-09 11:41 639218724471329044
461 ms 138.201.121.122
37 2026-08-09 11:27 639218715911974203
7 ms 138.201.121.122
36 2026-08-09 11:12 639218707310812834
10 ms 138.201.121.122
35 2026-08-09 10:58 639218698790485612
12 ms 138.201.121.122
34 2026-08-09 10:44 639218690367692706
7 ms 138.201.121.122
33 2026-08-09 10:30 639218681923173883
38 ms 138.201.121.122
32 2026-08-09 10:16 639218673547179738
4 ms 138.201.121.122
31 2026-08-09 10:02 639218664890274867
14 ms 138.201.121.122
30 2026-08-09 09:47 639218656036928157
8 ms 138.201.121.122
29 2026-08-09 08:54 639218624808018222
22 ms 138.201.121.122
28 2026-08-09 08:40 639218616243340806
75 ms 138.201.121.122
27 2026-08-09 08:25 639218607397811973
14 ms 138.201.121.122
26 2026-08-09 08:11 639218598812444454
2052 ms 138.201.121.122
25 2026-08-09 07:57 639218590219570048
30 ms 138.201.121.122
24 2026-08-09 07:43 639218581690210758
55 ms 138.201.121.122
23 2026-08-09 07:28 639218573057388822
2051 ms 138.201.121.122
22 2026-08-09 07:14 639218564408781785
18 ms 138.201.121.122
21 2026-08-09 06:59 639218555767188482
6 ms 138.201.121.122
20 2026-08-09 06:45 639218547142705295
18 ms 138.201.121.122
19 2026-08-09 06:30 639218538090114532
46 ms 138.201.121.122
18 2026-08-09 06:15 639218529257910584
23 ms 138.201.121.122
17 2026-08-09 05:24 639218498473231858
30 ms 138.201.121.122
16 2026-08-09 05:10 639218489802113995
27 ms 138.201.121.122
15 2026-08-09 04:55 639218481006804516
43 ms 138.201.121.122
14 2026-08-09 04:40 639218472048712427
38 ms 138.201.121.122
13 2026-08-09 04:26 639218463224432974
59 ms 138.201.121.122
12 2026-08-09 04:11 639218454384107526
29 ms 138.201.121.122
11 2026-08-09 03:56 639218445331231791
20 ms 138.201.121.122
10 2026-08-09 03:41 639218436285215733
22 ms 138.201.121.122
9 2026-08-09 03:26 639218427289555123
29 ms 138.201.121.122
8 2026-08-09 03:11 639218418227819981
33 ms 138.201.121.122
7 2026-08-09 02:55 639218409119503123
39 ms 138.201.121.122
6 2026-08-09 02:40 639218399771712154
11 ms 138.201.121.122
5 2026-08-09 01:48 639218368648652303
7 ms 138.201.121.122
4 2026-08-09 01:33 639218359569598460
14 ms 138.201.121.122
3 2026-08-09 01:17 639218350555429902
25 ms 138.201.121.122
2 2026-08-09 01:02 639218341311543299
37 ms 138.201.121.122
1 2026-08-09 00:10 639218309981981465
38 ms 138.201.121.122