DNS response history for ns1.syshead.com

ns1.syshead.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, 73 successful responses, 2 failed responses, and 180 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.syshead.com.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

180 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:45

All timestamps shown in UTC

Latest Resolved IP on Selected Date

138.201.207.84

Most recently resolved hosting IP on selected date

Successful Responses

73

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.syshead.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 23:45 639226935204800669
35 ms 138.201.207.84
74 2026-08-18 23:29 639226925298919497
103 ms 138.201.207.84
73 2026-08-18 23:13 639226915487885053
11 ms 138.201.207.84
72 2026-08-18 22:56 639226905465760034
18 ms 138.201.207.84
71 2026-08-18 22:39 639226895378104692
48 ms 138.201.207.84
70 2026-08-18 21:46 639226863374232622
61 ms 138.201.207.84
69 2026-08-18 21:30 639226853698516058
14 ms 138.201.207.84
68 2026-08-18 21:13 639226843797360601
25 ms 138.201.207.84
67 2026-08-18 20:57 639226834046588155
37 ms 138.201.207.84
66 2026-08-18 20:40 639226824234488533
40 ms 138.201.207.84
65 2026-08-18 20:24 639226814549928621
58 ms 138.201.207.84
64 2026-08-18 20:08 639226804721432353
39 ms 138.201.207.84
63 2026-08-18 19:52 639226795048828184
29 ms 138.201.207.84
62 2026-08-18 19:35 639226785202482420
67 ms 138.201.207.84
61 2026-08-18 19:19 639226775309362607
2030 ms 138.201.207.84
60 2026-08-18 19:03 639226765406586155
32 ms 138.201.207.84
59 2026-08-18 18:46 639226755437790519
33 ms 138.201.207.84
58 2026-08-18 17:53 639226723856194457
21 ms 138.201.207.84
57 2026-08-18 17:37 639226714050583422
40 ms 138.201.207.84
56 2026-08-18 17:21 639226704236499724
7 ms 138.201.207.84
55 2026-08-18 17:04 639226694184520163
63 ms 138.201.207.84
54 2026-08-18 16:47 639226684161203477
67 ms 138.201.207.84
53 2026-08-18 16:31 639226674305430109
37 ms 138.201.207.84
52 2026-08-18 16:14 639226664489607984
25 ms 138.201.207.84
51 2026-08-18 15:58 639226654533111667
72 ms 138.201.207.84
50 2026-08-18 15:41 639226644778594725
47 ms 138.201.207.84
49 2026-08-18 15:25 639226634901553621
39 ms 138.201.207.84
48 2026-08-18 15:08 639226624921864967
-
47 2026-08-18 14:52 639226614939419403
90 ms 138.201.207.84
46 2026-08-18 13:58 639226583021074771
26 ms 138.201.207.84
45 2026-08-18 13:42 639226573279933585
22 ms 138.201.207.84
44 2026-08-18 13:26 639226563494036301
36 ms 138.201.207.84
43 2026-08-18 13:10 639226553708216256
44 ms 138.201.207.84
42 2026-08-18 12:53 639226544003734815
29 ms 138.201.207.84
41 2026-08-18 12:37 639226534105733155
35 ms 138.201.207.84
40 2026-08-18 12:21 639226524298118898
66 ms 138.201.207.84
39 2026-08-18 12:04 639226514525195335
31 ms 138.201.207.84
38 2026-08-18 11:48 639226504703635320
32 ms 138.201.207.84
37 2026-08-18 11:31 639226494737271720
13 ms 138.201.207.84
36 2026-08-18 11:15 639226485005027236
23 ms 138.201.207.84
35 2026-08-18 10:59 639226475133236105
34 ms 138.201.207.84
34 2026-08-18 10:05 639226442975077052
74 ms 138.201.207.84
33 2026-08-18 09:49 639226433317932039
21 ms 138.201.207.84
32 2026-08-18 09:33 639226423688431096
118 ms 138.201.207.84
31 2026-08-18 09:17 639226413998250045
17 ms 138.201.207.84
30 2026-08-18 09:01 639226404284554875
26 ms 138.201.207.84
29 2026-08-18 08:45 639226394637043309
44 ms 138.201.207.84
28 2026-08-18 08:28 639226385052447582
46 ms 138.201.207.84
27 2026-08-18 08:13 639226375506189603
27 ms 138.201.207.84
26 2026-08-18 07:56 639226365690646426
53 ms 138.201.207.84
25 2026-08-18 07:40 639226355771007701
31 ms 138.201.207.84
24 2026-08-18 07:23 639226345946269369
18 ms 138.201.207.84
23 2026-08-18 07:07 639226336241601848
52 ms 138.201.207.84
22 2026-08-18 06:15 639226304950675290
87 ms 138.201.207.84
21 2026-08-18 05:59 639226295324754616
18 ms 138.201.207.84
20 2026-08-18 05:43 639226285824640601
18 ms 138.201.207.84
19 2026-08-18 05:27 639226276321223917
151 ms 138.201.207.84
18 2026-08-18 05:11 639226266800200046
16 ms 138.201.207.84
17 2026-08-18 04:55 639226256958066164
2026 ms 138.201.207.84
16 2026-08-18 04:39 639226247432364597
2056 ms 138.201.207.84
15 2026-08-18 04:23 639226237703388552
13 ms 138.201.207.84
14 2026-08-18 04:07 639226227937569589
114 ms 138.201.207.84
13 2026-08-18 03:50 639226218052465471
19 ms 138.201.207.84
12 2026-08-18 03:34 639226208429623997
19 ms 138.201.207.84
11 2026-08-18 03:18 639226198800675295
57 ms 138.201.207.84
10 2026-08-18 02:26 639226167722042574
55 ms 138.201.207.84
9 2026-08-18 02:11 639226158277924383
100 ms 138.201.207.84
8 2026-08-18 01:55 639226148757810592
59 ms 138.201.207.84
7 2026-08-18 01:39 639226139348611045
45 ms 138.201.207.84
6 2026-08-18 01:23 639226129823462907
-
5 2026-08-18 01:07 639226120218260005
42 ms 138.201.207.84
4 2026-08-18 00:52 639226110875503904
4057 ms 138.201.207.84
3 2026-08-18 00:36 639226101376311912
36 ms 138.201.207.84
2 2026-08-18 00:20 639226091924943492
50 ms 138.201.207.84
1 2026-08-18 00:04 639226082133158124
23 ms 138.201.207.84