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 2026-08-26. For this date, NameServerHistory found 65 DNS check records, 65 successful responses, 0 failed responses, and 191 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

65

Historical checks stored for this nameserver on selected date

Average Latency

191 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 21:42

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

65

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.roundserv.com

Showing DNS history for 2026-08-26 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
65 2026-08-26 21:42 639233773302621314
34 ms 138.201.121.122
64 2026-08-26 21:25 639233762896723748
137 ms 138.201.121.122
63 2026-08-26 21:07 639233752543876329
38 ms 138.201.121.122
62 2026-08-26 20:50 639233742155931788
22 ms 138.201.121.122
61 2026-08-26 20:33 639233731712555311
10 ms 138.201.121.122
60 2026-08-26 20:15 639233721164051126
26 ms 138.201.121.122
59 2026-08-26 19:57 639233710560486320
12 ms 138.201.121.122
58 2026-08-26 19:40 639233699834667450
98 ms 138.201.121.122
57 2026-08-26 18:45 639233667209186136
16 ms 138.201.121.122
56 2026-08-26 18:28 639233656814316266
114 ms 138.201.121.122
55 2026-08-26 18:10 639233646245051806
16 ms 138.201.121.122
54 2026-08-26 17:53 639233635663779051
40 ms 138.201.121.122
53 2026-08-26 17:35 639233624977342122
13 ms 138.201.121.122
52 2026-08-26 17:17 639233614446136153
14 ms 138.201.121.122
51 2026-08-26 16:59 639233603737877581
12 ms 138.201.121.122
50 2026-08-26 16:42 639233593269224651
21 ms 138.201.121.122
49 2026-08-26 16:24 639233582635086903
23 ms 138.201.121.122
48 2026-08-26 16:07 639233572000374575
68 ms 138.201.121.122
47 2026-08-26 15:49 639233561188633861
25 ms 138.201.121.122
46 2026-08-26 15:31 639233550544357027
107 ms 138.201.121.122
45 2026-08-26 14:36 639233517966053117
47 ms 138.201.121.122
44 2026-08-26 14:19 639233507603253585
10 ms 138.201.121.122
43 2026-08-26 14:02 639233497229039167
47 ms 138.201.121.122
42 2026-08-26 13:45 639233486864546406
10 ms 138.201.121.122
41 2026-08-26 13:27 639233476455174682
21 ms 138.201.121.122
40 2026-08-26 13:10 639233466171592605
2022 ms 138.201.121.122
39 2026-08-26 12:53 639233455747096265
11 ms 138.201.121.122
38 2026-08-26 12:36 639233445367152284
2048 ms 138.201.121.122
37 2026-08-26 12:18 639233434974187439
40 ms 138.201.121.122
36 2026-08-26 12:01 639233424567558554
44 ms 138.201.121.122
35 2026-08-26 11:43 639233414056832719
42 ms 138.201.121.122
34 2026-08-26 11:26 639233403515141099
58 ms 138.201.121.122
33 2026-08-26 10:31 639233370841350248
37 ms 138.201.121.122
32 2026-08-26 10:14 639233360361507238
38 ms 138.201.121.122
31 2026-08-26 09:57 639233350067824371
8 ms 138.201.121.122
30 2026-08-26 09:39 639233339545274518
10 ms 138.201.121.122
29 2026-08-26 09:22 639233329214918079
54 ms 138.201.121.122
28 2026-08-26 09:05 639233318749762337
45 ms 138.201.121.122
27 2026-08-26 08:47 639233308387917838
15 ms 138.201.121.122
26 2026-08-26 08:30 639233297961740122
2058 ms 138.201.121.122
25 2026-08-26 08:12 639233287487159094
11 ms 138.201.121.122
24 2026-08-26 07:55 639233276995531707
20 ms 138.201.121.122
23 2026-08-26 07:37 639233266521568229
11 ms 138.201.121.122
22 2026-08-26 07:20 639233256081047431
66 ms 138.201.121.122
21 2026-08-26 06:26 639233223620132921
18 ms 138.201.121.122
20 2026-08-26 06:09 639233213287814244
37 ms 138.201.121.122
19 2026-08-26 05:51 639233202925983161
22 ms 138.201.121.122
18 2026-08-26 05:34 639233192644780696
34 ms 138.201.121.122
17 2026-08-26 05:17 639233182401183833
14 ms 138.201.121.122
16 2026-08-26 05:00 639233172074181051
52 ms 138.201.121.122
15 2026-08-26 04:43 639233161808421455
10 ms 138.201.121.122
14 2026-08-26 04:25 639233151357344052
10 ms 138.201.121.122
13 2026-08-26 04:08 639233141034116946
64 ms 138.201.121.122
12 2026-08-26 03:51 639233130828334142
50 ms 138.201.121.122
11 2026-08-26 03:34 639233120373450007
44 ms 138.201.121.122
10 2026-08-26 03:17 639233110066216193
54 ms 138.201.121.122
9 2026-08-26 02:23 639233078065410564
42 ms 138.201.121.122
8 2026-08-26 02:06 639233067787457832
21 ms 138.201.121.122
7 2026-08-26 01:49 639233057501801162
125 ms 138.201.121.122
6 2026-08-26 01:32 639233047089431703
2046 ms 138.201.121.122
5 2026-08-26 01:14 639233036754790688
10 ms 138.201.121.122
4 2026-08-26 00:57 639233026412602472
29 ms 138.201.121.122
3 2026-08-26 00:40 639233016064066127
2022 ms 138.201.121.122
2 2026-08-26 00:23 639233005922655772
24 ms 138.201.121.122
1 2026-08-26 00:06 639232995672256907
43 ms 138.201.121.122