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 2026-08-15. For this date, NameServerHistory found 76 DNS check records, 76 successful responses, 0 failed responses, and 192 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

76

Historical checks stored for this nameserver on selected date

Average Latency

192 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:52

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

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 2026-08-15 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
76 2026-08-15 23:52 639224347685767174
36 ms 138.201.121.122
75 2026-08-15 23:37 639224338276675277
2045 ms 138.201.121.122
74 2026-08-15 22:44 639224306594546649
18 ms 138.201.121.122
73 2026-08-15 22:28 639224297145423303
11 ms 138.201.121.122
72 2026-08-15 22:12 639224287678238833
8 ms 138.201.121.122
71 2026-08-15 21:57 639224278490872828
11 ms 138.201.121.122
70 2026-08-15 21:42 639224269149307826
15 ms 138.201.121.122
69 2026-08-15 21:26 639224259868597616
19 ms 138.201.121.122
68 2026-08-15 21:11 639224250518642175
30 ms 138.201.121.122
67 2026-08-15 20:55 639224241064772383
31 ms 138.201.121.122
66 2026-08-15 20:39 639224231691099605
45 ms 138.201.121.122
65 2026-08-15 20:24 639224222468168159
22 ms 138.201.121.122
64 2026-08-15 20:08 639224213173899635
11 ms 138.201.121.122
63 2026-08-15 19:53 639224203914451783
58 ms 138.201.121.122
62 2026-08-15 19:00 639224172202542163
45 ms 138.201.121.122
61 2026-08-15 18:45 639224163338654093
2244 ms 138.201.121.122
60 2026-08-15 18:30 639224154287995374
30 ms 138.201.121.122
59 2026-08-15 18:15 639224145118612503
37 ms 138.201.121.122
58 2026-08-15 18:00 639224135995990731
29 ms 138.201.121.122
57 2026-08-15 17:45 639224127185332624
40 ms 138.201.121.122
56 2026-08-15 17:30 639224118229289175
26 ms 138.201.121.122
55 2026-08-15 17:15 639224109273796359
11 ms 138.201.121.122
54 2026-08-15 17:00 639224100490805608
5 ms 138.201.121.122
53 2026-08-15 16:45 639224091353714490
41 ms 138.201.121.122
52 2026-08-15 16:30 639224082033126828
36 ms 138.201.121.122
51 2026-08-15 16:14 639224072736962403
26 ms 138.201.121.122
50 2026-08-15 15:22 639224041475563754
43 ms 138.201.121.122
49 2026-08-15 15:07 639224032345604453
2049 ms 138.201.121.122
48 2026-08-15 14:52 639224023169497283
20 ms 138.201.121.122
47 2026-08-15 14:36 639224013981146405
30 ms 138.201.121.122
46 2026-08-15 14:21 639224004883412586
16 ms 138.201.121.122
45 2026-08-15 14:06 639223995612880615
9 ms 138.201.121.122
44 2026-08-15 13:50 639223986271830789
9 ms 138.201.121.122
43 2026-08-15 13:35 639223977005780949
31 ms 138.201.121.122
42 2026-08-15 13:19 639223967653137793
52 ms 138.201.121.122
41 2026-08-15 13:03 639223958286010799
9 ms 138.201.121.122
40 2026-08-15 12:48 639223948936108345
11 ms 138.201.121.122
39 2026-08-15 12:32 639223939673066880
93 ms 138.201.121.122
38 2026-08-15 11:40 639223908317760530
48 ms 138.201.121.122
37 2026-08-15 11:25 639223898992594258
28 ms 138.201.121.122
36 2026-08-15 11:09 639223889761312823
24 ms 138.201.121.122
35 2026-08-15 10:54 639223880359273507
38 ms 138.201.121.122
34 2026-08-15 10:38 639223870920466808
35 ms 138.201.121.122
33 2026-08-15 10:22 639223861579762179
39 ms 138.201.121.122
32 2026-08-15 10:07 639223852238616009
26 ms 138.201.121.122
31 2026-08-15 09:52 639223843019815620
70 ms 138.201.121.122
30 2026-08-15 09:36 639223833669915012
38 ms 138.201.121.122
29 2026-08-15 09:21 639223824494613222
12 ms 138.201.121.122
28 2026-08-15 09:05 639223815116325293
38 ms 138.201.121.122
27 2026-08-15 08:49 639223805493870221
21 ms 138.201.121.122
26 2026-08-15 07:57 639223774218660438
16 ms 138.201.121.122
25 2026-08-15 07:41 639223764663090372
14 ms 138.201.121.122
24 2026-08-15 07:25 639223755338811400
39 ms 138.201.121.122
23 2026-08-15 07:10 639223746019193268
42 ms 138.201.121.122
22 2026-08-15 06:54 639223736658778104
15 ms 138.201.121.122
21 2026-08-15 06:39 639223727330194499
41 ms 138.201.121.122
20 2026-08-15 06:23 639223717848514742
2022 ms 138.201.121.122
19 2026-08-15 06:07 639223708284754056
23 ms 138.201.121.122
18 2026-08-15 05:52 639223699061259933
36 ms 138.201.121.122
17 2026-08-15 05:36 639223689592545140
35 ms 138.201.121.122
16 2026-08-15 05:20 639223680143410810
9 ms 138.201.121.122
15 2026-08-15 05:04 639223670514517104
40 ms 138.201.121.122
14 2026-08-15 04:11 639223638855054294
60 ms 138.201.121.122
13 2026-08-15 03:56 639223629623335972
39 ms 138.201.121.122
12 2026-08-15 03:40 639223620390189495
49 ms 138.201.121.122
11 2026-08-15 03:25 639223610916950440
32 ms 138.201.121.122
10 2026-08-15 03:09 639223601597759168
6 ms 138.201.121.122
9 2026-08-15 02:54 639223592342172093
12 ms 138.201.121.122
8 2026-08-15 02:39 639223583324121497
2121 ms 138.201.121.122
7 2026-08-15 02:23 639223574086714218
10 ms 138.201.121.122
6 2026-08-15 02:08 639223564698424889
42 ms 138.201.121.122
5 2026-08-15 01:52 639223555408664206
16 ms 138.201.121.122
4 2026-08-15 01:37 639223546000912416
33 ms 138.201.121.122
3 2026-08-15 01:21 639223536550774847
35 ms 138.201.121.122
2 2026-08-15 00:28 639223505017205611
2029 ms 138.201.121.122
1 2026-08-15 00:13 639223495784410207
32 ms 138.201.121.122