DNS response history for ns1.certifiedknowledge.net

ns1.certifiedknowledge.net 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 159 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.certifiedknowledge.net.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

159 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

206.214.217.230

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.certifiedknowledge.net

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 23:47 639226935204800669
44 ms 206.214.217.230
74 2026-08-18 23:30 639226925298919497
17 ms 206.214.217.230
73 2026-08-18 23:14 639226915487885053
45 ms 206.214.217.230
72 2026-08-18 22:57 639226905465760034
52 ms 206.214.217.230
71 2026-08-18 22:41 639226895378104692
34 ms 206.214.217.230
70 2026-08-18 21:47 639226863374232622
33 ms 206.214.217.230
69 2026-08-18 21:31 639226853698516058
3 ms 206.214.217.230
68 2026-08-18 21:15 639226843797360601
17 ms 206.214.217.230
67 2026-08-18 20:58 639226834046588155
58 ms 206.214.217.230
66 2026-08-18 20:42 639226824234488533
41 ms 206.214.217.230
65 2026-08-18 20:26 639226814549928621
31 ms 206.214.217.230
64 2026-08-18 20:09 639226804721432353
101 ms 206.214.217.230
63 2026-08-18 19:53 639226795048828184
44 ms 206.214.217.230
62 2026-08-18 19:37 639226785202482420
57 ms 206.214.217.230
61 2026-08-18 19:20 639226775309362607
53 ms 206.214.217.230
60 2026-08-18 19:04 639226765406586155
25 ms 206.214.217.230
59 2026-08-18 18:47 639226755437790519
31 ms 206.214.217.230
58 2026-08-18 17:55 639226723856194457
62 ms 206.214.217.230
57 2026-08-18 17:38 639226714050583422
-
56 2026-08-18 17:22 639226704236499724
20 ms 206.214.217.230
55 2026-08-18 17:05 639226694184520163
63 ms 206.214.217.230
54 2026-08-18 16:49 639226684161203477
34 ms 206.214.217.230
53 2026-08-18 16:32 639226674305430109
2039 ms 206.214.217.230
52 2026-08-18 16:16 639226664489607984
21 ms 206.214.217.230
51 2026-08-18 15:59 639226654533111667
97 ms 206.214.217.230
50 2026-08-18 15:43 639226644778594725
46 ms 206.214.217.230
49 2026-08-18 15:27 639226634901553621
53 ms 206.214.217.230
48 2026-08-18 15:10 639226624921864967
34 ms 206.214.217.230
47 2026-08-18 14:53 639226614939419403
66 ms 206.214.217.230
46 2026-08-18 14:00 639226583021074771
24 ms 206.214.217.230
45 2026-08-18 13:44 639226573279933585
2043 ms 206.214.217.230
44 2026-08-18 13:27 639226563494036301
282 ms 206.214.217.230
43 2026-08-18 13:11 639226553708216256
42 ms 206.214.217.230
42 2026-08-18 12:55 639226544003734815
31 ms 206.214.217.230
41 2026-08-18 12:39 639226534105733155
73 ms 206.214.217.230
40 2026-08-18 12:22 639226524298118898
42 ms 206.214.217.230
39 2026-08-18 12:06 639226514525195335
7 ms 206.214.217.230
38 2026-08-18 11:49 639226504703635320
21 ms 206.214.217.230
37 2026-08-18 11:33 639226494737271720
33 ms 206.214.217.230
36 2026-08-18 11:17 639226485005027236
56 ms 206.214.217.230
35 2026-08-18 11:00 639226475133236105
94 ms 206.214.217.230
34 2026-08-18 10:07 639226442975077052
28 ms 206.214.217.230
33 2026-08-18 09:50 639226433317932039
13 ms 206.214.217.230
32 2026-08-18 09:34 639226423688431096
211 ms 206.214.217.230
31 2026-08-18 09:18 639226413998250045
87 ms 206.214.217.230
30 2026-08-18 09:02 639226404284554875
20 ms 206.214.217.230
29 2026-08-18 08:46 639226394637043309
2014 ms 206.214.217.230
28 2026-08-18 08:30 639226385052447582
36 ms 206.214.217.230
27 2026-08-18 08:14 639226375506189603
18 ms 206.214.217.230
26 2026-08-18 07:58 639226365690646426
156 ms 206.214.217.230
25 2026-08-18 07:41 639226355771007701
21 ms 206.214.217.230
24 2026-08-18 07:25 639226345946269369
46 ms 206.214.217.230
23 2026-08-18 07:09 639226336241601848
21 ms 206.214.217.230
22 2026-08-18 06:16 639226304950675290
99 ms 206.214.217.230
21 2026-08-18 06:01 639226295324754616
48 ms 206.214.217.230
20 2026-08-18 05:45 639226285824640601
15 ms 206.214.217.230
19 2026-08-18 05:29 639226276321223917
172 ms 206.214.217.230
18 2026-08-18 05:13 639226266800200046
20 ms 206.214.217.230
17 2026-08-18 04:57 639226256958066164
5 ms 206.214.217.230
16 2026-08-18 04:41 639226247432364597
22 ms 206.214.217.230
15 2026-08-18 04:24 639226237703388552
44 ms 206.214.217.230
14 2026-08-18 04:08 639226227937569589
38 ms 206.214.217.230
13 2026-08-18 03:52 639226218052465471
5 ms 206.214.217.230
12 2026-08-18 03:36 639226208429623997
8 ms 206.214.217.230
11 2026-08-18 03:20 639226198800675295
165 ms 206.214.217.230
10 2026-08-18 02:28 639226167722042574
33 ms 206.214.217.230
9 2026-08-18 02:12 639226158277924383
34 ms 206.214.217.230
8 2026-08-18 01:56 639226148757810592
92 ms 206.214.217.230
7 2026-08-18 01:40 639226139348611045
35 ms 206.214.217.230
6 2026-08-18 01:25 639226129823462907
12 ms 206.214.217.230
5 2026-08-18 01:09 639226120218260005
51 ms 206.214.217.230
4 2026-08-18 00:53 639226110875503904
13 ms 206.214.217.230
3 2026-08-18 00:37 639226101376311912
67 ms 206.214.217.230
2 2026-08-18 00:22 639226091924943492
2063 ms 206.214.217.230
1 2026-08-18 00:05 639226082133158124
52 ms 206.214.217.230