DNS response history for ns1.roundserv.com

ns1.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 2026-08-18. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 170 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.roundserv.com.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

170 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:49

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

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.roundserv.com

Showing DNS history for 2026-08-18 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 2026-08-18 23:49 639226935204800669
31 ms 138.201.121.122
74 2026-08-18 23:32 639226925298919497
13 ms 138.201.121.122
73 2026-08-18 23:16 639226915487885053
8 ms 138.201.121.122
72 2026-08-18 22:59 639226905465760034
11 ms 138.201.121.122
71 2026-08-18 22:42 639226895378104692
14 ms 138.201.121.122
70 2026-08-18 21:49 639226863374232622
18 ms 138.201.121.122
69 2026-08-18 21:33 639226853698516058
19 ms 138.201.121.122
68 2026-08-18 21:16 639226843797360601
131 ms 138.201.121.122
67 2026-08-18 21:00 639226834046588155
36 ms 138.201.121.122
66 2026-08-18 20:44 639226824234488533
21 ms 138.201.121.122
65 2026-08-18 20:27 639226814549928621
29 ms 138.201.121.122
64 2026-08-18 20:11 639226804721432353
38 ms 138.201.121.122
63 2026-08-18 19:55 639226795048828184
59 ms 138.201.121.122
62 2026-08-18 19:39 639226785202482420
29 ms 138.201.121.122
61 2026-08-18 19:22 639226775309362607
24 ms 138.201.121.122
60 2026-08-18 19:05 639226765406586155
26 ms 138.201.121.122
59 2026-08-18 18:49 639226755437790519
23 ms 138.201.121.122
58 2026-08-18 17:56 639226723856194457
44 ms 138.201.121.122
57 2026-08-18 17:40 639226714050583422
39 ms 138.201.121.122
56 2026-08-18 17:24 639226704236499724
14 ms 138.201.121.122
55 2026-08-18 17:07 639226694184520163
7 ms 138.201.121.122
54 2026-08-18 16:50 639226684161203477
54 ms 138.201.121.122
53 2026-08-18 16:34 639226674305430109
30 ms 138.201.121.122
52 2026-08-18 16:17 639226664489607984
24 ms 138.201.121.122
51 2026-08-18 16:01 639226654533111667
63 ms 138.201.121.122
50 2026-08-18 15:44 639226644778594725
33 ms 138.201.121.122
49 2026-08-18 15:28 639226634901553621
23 ms 138.201.121.122
48 2026-08-18 15:11 639226624921864967
38 ms 138.201.121.122
47 2026-08-18 14:55 639226614939419403
40 ms 138.201.121.122
46 2026-08-18 14:02 639226583021074771
31 ms 138.201.121.122
45 2026-08-18 13:45 639226573279933585
55 ms 138.201.121.122
44 2026-08-18 13:29 639226563494036301
36 ms 138.201.121.122
43 2026-08-18 13:13 639226553708216256
34 ms 138.201.121.122
42 2026-08-18 12:57 639226544003734815
14 ms 138.201.121.122
41 2026-08-18 12:40 639226534105733155
45 ms 138.201.121.122
40 2026-08-18 12:24 639226524298118898
49 ms 138.201.121.122
39 2026-08-18 12:07 639226514525195335
12 ms 138.201.121.122
38 2026-08-18 11:51 639226504703635320
2094 ms 138.201.121.122
37 2026-08-18 11:34 639226494737271720
-
36 2026-08-18 11:18 639226485005027236
2021 ms 138.201.121.122
35 2026-08-18 11:02 639226475133236105
2017 ms 138.201.121.122
34 2026-08-18 10:08 639226442975077052
38 ms 138.201.121.122
33 2026-08-18 09:52 639226433317932039
5 ms 138.201.121.122
32 2026-08-18 09:36 639226423688431096
75 ms 138.201.121.122
31 2026-08-18 09:20 639226413998250045
47 ms 138.201.121.122
30 2026-08-18 09:04 639226404284554875
5 ms 138.201.121.122
29 2026-08-18 08:48 639226394637043309
14 ms 138.201.121.122
28 2026-08-18 08:31 639226385052447582
29 ms 138.201.121.122
27 2026-08-18 08:16 639226375506189603
23 ms 138.201.121.122
26 2026-08-18 07:59 639226365690646426
2014 ms 138.201.121.122
25 2026-08-18 07:43 639226355771007701
9 ms 138.201.121.122
24 2026-08-18 07:26 639226345946269369
2149 ms 138.201.121.122
23 2026-08-18 07:10 639226336241601848
32 ms 138.201.121.122
22 2026-08-18 06:18 639226304950675290
33 ms 138.201.121.122
21 2026-08-18 06:02 639226295324754616
29 ms 138.201.121.122
20 2026-08-18 05:46 639226285824640601
43 ms 138.201.121.122
19 2026-08-18 05:30 639226276321223917
19 ms 138.201.121.122
18 2026-08-18 05:14 639226266800200046
24 ms 138.201.121.122
17 2026-08-18 04:58 639226256958066164
19 ms 138.201.121.122
16 2026-08-18 04:42 639226247432364597
37 ms 138.201.121.122
15 2026-08-18 04:26 639226237703388552
108 ms 138.201.121.122
14 2026-08-18 04:10 639226227937569589
27 ms 138.201.121.122
13 2026-08-18 03:53 639226218052465471
25 ms 138.201.121.122
12 2026-08-18 03:37 639226208429623997
36 ms 138.201.121.122
11 2026-08-18 03:21 639226198800675295
35 ms 138.201.121.122
10 2026-08-18 02:29 639226167722042574
41 ms 138.201.121.122
9 2026-08-18 02:14 639226158277924383
18 ms 138.201.121.122
8 2026-08-18 01:58 639226148757810592
35 ms 138.201.121.122
7 2026-08-18 01:42 639226139348611045
15 ms 138.201.121.122
6 2026-08-18 01:26 639226129823462907
43 ms 138.201.121.122
5 2026-08-18 01:10 639226120218260005
5 ms 138.201.121.122
4 2026-08-18 00:55 639226110875503904
9 ms 138.201.121.122
3 2026-08-18 00:39 639226101376311912
17 ms 138.201.121.122
2 2026-08-18 00:23 639226091924943492
154 ms 138.201.121.122
1 2026-08-18 00:07 639226082133158124
55 ms 138.201.121.122