DNS response history for pdns1.certainhost.com

pdns1.certainhost.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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 72 successful responses, 1 failed responses, and 267 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 pdns1.certainhost.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

267 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:52

All timestamps shown in UTC

Latest Resolved IP on Selected Date

198.23.53.104

Most recently resolved hosting IP on selected date

Successful Responses

72

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 pdns1.certainhost.com

Showing DNS history for 2026-08-21 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
73 2026-08-21 23:52 639229527598660841
30 ms 198.23.53.104
72 2026-08-21 23:36 639229517954323214
2186 ms 198.23.53.104
71 2026-08-21 23:20 639229508269999021
28 ms 198.23.53.104
70 2026-08-21 23:04 639229498559060171
67 ms 198.23.53.104
69 2026-08-21 22:47 639229488519347586
-
68 2026-08-21 21:54 639229456606578934
26 ms 198.23.53.104
67 2026-08-21 21:38 639229446985772499
121 ms 198.23.53.104
66 2026-08-21 21:22 639229437367313098
4 ms 198.23.53.104
65 2026-08-21 21:06 639229427923950391
48 ms 198.23.53.104
64 2026-08-21 20:50 639229418168588854
25 ms 198.23.53.104
63 2026-08-21 20:33 639229408345678334
2056 ms 198.23.53.104
62 2026-08-21 20:17 639229398616354648
2072 ms 198.23.53.104
61 2026-08-21 20:01 639229388634592323
30 ms 198.23.53.104
60 2026-08-21 19:44 639229378792837692
29 ms 198.23.53.104
59 2026-08-21 19:28 639229369154682311
62 ms 198.23.53.104
58 2026-08-21 19:11 639229359248017926
76 ms 198.23.53.104
57 2026-08-21 18:55 639229349124294642
65 ms 198.23.53.104
56 2026-08-21 18:02 639229317791715692
88 ms 198.23.53.104
55 2026-08-21 17:46 639229308115194575
2041 ms 198.23.53.104
54 2026-08-21 17:30 639229298320320558
46 ms 198.23.53.104
53 2026-08-21 17:14 639229288674863221
119 ms 198.23.53.104
52 2026-08-21 16:58 639229278983677079
128 ms 198.23.53.104
51 2026-08-21 16:41 639229269405517175
85 ms 198.23.53.104
50 2026-08-21 16:25 639229259594798244
71 ms 198.23.53.104
49 2026-08-21 16:09 639229249736681188
123 ms 198.23.53.104
48 2026-08-21 15:52 639229239699417787
66 ms 198.23.53.104
47 2026-08-21 15:35 639229229621964033
70 ms 198.23.53.104
46 2026-08-21 15:19 639229219567270965
91 ms 198.23.53.104
45 2026-08-21 15:02 639229209406666856
123 ms 198.23.53.104
44 2026-08-21 14:09 639229177815876178
4 ms 198.23.53.104
43 2026-08-21 13:53 639229168243572685
29 ms 198.23.53.104
42 2026-08-21 13:37 639229158599856475
28 ms 198.23.53.104
41 2026-08-21 13:21 639229148998940902
2030 ms 198.23.53.104
40 2026-08-21 13:05 639229139276923594
28 ms 198.23.53.104
39 2026-08-21 12:49 639229129709912394
52 ms 198.23.53.104
38 2026-08-21 12:32 639229119801488500
51 ms 198.23.53.104
37 2026-08-21 12:16 639229110135262458
180 ms 198.23.53.104
36 2026-08-21 12:00 639229100336051392
49 ms 198.23.53.104
35 2026-08-21 11:44 639229090641415626
2045 ms 198.23.53.104
34 2026-08-21 11:27 639229080702683947
42 ms 198.23.53.104
33 2026-08-21 11:10 639229070601456699
31 ms 198.23.53.104
32 2026-08-21 10:18 639229038947447232
24 ms 198.23.53.104
31 2026-08-21 10:01 639229029268708773
130 ms 198.23.53.104
30 2026-08-21 09:45 639229019647910603
135 ms 198.23.53.104
29 2026-08-21 09:29 639229009983843738
45 ms 198.23.53.104
28 2026-08-21 09:13 639229000203331882
42 ms 198.23.53.104
27 2026-08-21 08:57 639228990302335999
25 ms 198.23.53.104
26 2026-08-21 08:40 639228980567740722
124 ms 198.23.53.104
25 2026-08-21 08:24 639228970762445174
76 ms 198.23.53.104
24 2026-08-21 08:08 639228961065054445
73 ms 198.23.53.104
23 2026-08-21 07:52 639228951224649885
25 ms 198.23.53.104
22 2026-08-21 07:35 639228941303864592
62 ms 198.23.53.104
21 2026-08-21 07:18 639228931191328583
107 ms 198.23.53.104
20 2026-08-21 06:25 639228899518173317
59 ms 198.23.53.104
19 2026-08-21 06:09 639228889785027669
26 ms 198.23.53.104
18 2026-08-21 05:53 639228880106330161
111 ms 198.23.53.104
17 2026-08-21 05:37 639228870316184091
266 ms 198.23.53.104
16 2026-08-21 05:20 639228860695366512
306 ms 198.23.53.104
15 2026-08-21 05:04 639228851027209500
54 ms 198.23.53.104
14 2026-08-21 04:48 639228841479265462
80 ms 198.23.53.104
13 2026-08-21 04:32 639228831752962260
31 ms 198.23.53.104
12 2026-08-21 04:16 639228821953295483
165 ms 198.23.53.104
11 2026-08-21 04:00 639228812227429953
45 ms 198.23.53.104
10 2026-08-21 03:43 639228802476107538
24 ms 198.23.53.104
9 2026-08-21 03:27 639228792525492032
58 ms 198.23.53.104
8 2026-08-21 02:34 639228761131421385
29 ms 198.23.53.104
7 2026-08-21 02:18 639228751571206692
28 ms 198.23.53.104
6 2026-08-21 02:02 639228741705571019
4 ms 198.23.53.104
5 2026-08-21 01:45 639228731642208228
48 ms 198.23.53.104
4 2026-08-21 00:53 639228700387002072
150 ms 198.23.53.104
3 2026-08-21 00:37 639228690742014433
37 ms 198.23.53.104
2 2026-08-21 00:21 639228680877937122
143 ms 198.23.53.104
1 2026-08-21 00:04 639228670775860800
2134 ms 198.23.53.104