DNS response history for ns1.certfun.com

ns1.certfun.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, 71 successful responses, 4 failed responses, and 68 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.certfun.com.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

68 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

185.231.223.25

Most recently resolved hosting IP on selected date

Successful Responses

71

Checks that returned a measurable response

Failed Responses

4

Checks with no response or no returned latency

Failure Rate

5%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.certfun.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 23:46 639226935204800669
9 ms 185.231.223.25
74 2026-08-18 23:29 639226925298919497
49 ms 185.231.223.25
73 2026-08-18 23:13 639226915487885053
36 ms 185.231.223.25
72 2026-08-18 22:56 639226905465760034
122 ms 185.231.223.25
71 2026-08-18 22:39 639226895378104692
56 ms 185.231.223.25
70 2026-08-18 21:46 639226863374232622
42 ms 185.231.223.25
69 2026-08-18 21:30 639226853698516058
8 ms 185.231.223.25
68 2026-08-18 21:13 639226843797360601
28 ms 185.231.223.25
67 2026-08-18 20:57 639226834046588155
100 ms 185.231.223.25
66 2026-08-18 20:41 639226824234488533
26 ms 185.231.223.25
65 2026-08-18 20:25 639226814549928621
60 ms 185.231.223.25
64 2026-08-18 20:08 639226804721432353
50 ms 185.231.223.25
63 2026-08-18 19:52 639226795048828184
57 ms 185.231.223.25
62 2026-08-18 19:36 639226785202482420
88 ms 185.231.223.25
61 2026-08-18 19:19 639226775309362607
66 ms 185.231.223.25
60 2026-08-18 19:03 639226765406586155
42 ms 185.231.223.25
59 2026-08-18 18:46 639226755437790519
223 ms 185.231.223.25
58 2026-08-18 17:53 639226723856194457
31 ms 185.231.223.25
57 2026-08-18 17:37 639226714050583422
-
56 2026-08-18 17:21 639226704236499724
58 ms 185.231.223.25
55 2026-08-18 17:04 639226694184520163
110 ms 185.231.223.25
54 2026-08-18 16:47 639226684161203477
77 ms 185.231.223.25
53 2026-08-18 16:31 639226674305430109
24 ms 185.231.223.25
52 2026-08-18 16:14 639226664489607984
25 ms 185.231.223.25
51 2026-08-18 15:58 639226654533111667
58 ms 185.231.223.25
50 2026-08-18 15:42 639226644778594725
54 ms 185.231.223.25
49 2026-08-18 15:25 639226634901553621
73 ms 185.231.223.25
48 2026-08-18 15:09 639226624921864967
-
47 2026-08-18 14:52 639226614939419403
85 ms 185.231.223.25
46 2026-08-18 13:59 639226583021074771
60 ms 185.231.223.25
45 2026-08-18 13:42 639226573279933585
96 ms 185.231.223.25
44 2026-08-18 13:26 639226563494036301
49 ms 185.231.223.25
43 2026-08-18 13:10 639226553708216256
62 ms 185.231.223.25
42 2026-08-18 12:54 639226544003734815
98 ms 185.231.223.25
41 2026-08-18 12:37 639226534105733155
73 ms 185.231.223.25
40 2026-08-18 12:21 639226524298118898
42 ms 185.231.223.25
39 2026-08-18 12:04 639226514525195335
50 ms 185.231.223.25
38 2026-08-18 11:48 639226504703635320
230 ms 185.231.223.25
37 2026-08-18 11:31 639226494737271720
92 ms 185.231.223.25
36 2026-08-18 11:15 639226485005027236
41 ms 185.231.223.25
35 2026-08-18 10:59 639226475133236105
234 ms 185.231.223.25
34 2026-08-18 10:05 639226442975077052
20 ms 185.231.223.25
33 2026-08-18 09:49 639226433317932039
90 ms 185.231.223.25
32 2026-08-18 09:33 639226423688431096
58 ms 185.231.223.25
31 2026-08-18 09:17 639226413998250045
31 ms 185.231.223.25
30 2026-08-18 09:01 639226404284554875
244 ms 185.231.223.25
29 2026-08-18 08:45 639226394637043309
48 ms 185.231.223.25
28 2026-08-18 08:29 639226385052447582
59 ms 185.231.223.25
27 2026-08-18 08:13 639226375506189603
106 ms 185.231.223.25
26 2026-08-18 07:56 639226365690646426
76 ms 185.231.223.25
25 2026-08-18 07:40 639226355771007701
58 ms 185.231.223.25
24 2026-08-18 07:24 639226345946269369
51 ms 185.231.223.25
23 2026-08-18 07:07 639226336241601848
22 ms 185.231.223.25
22 2026-08-18 06:15 639226304950675290
27 ms 185.231.223.25
21 2026-08-18 05:59 639226295324754616
-
20 2026-08-18 05:43 639226285824640601
57 ms 185.231.223.25
19 2026-08-18 05:27 639226276321223917
9 ms 185.231.223.25
18 2026-08-18 05:12 639226266800200046
29 ms 185.231.223.25
17 2026-08-18 04:55 639226256958066164
28 ms 185.231.223.25
16 2026-08-18 04:39 639226247432364597
29 ms 185.231.223.25
15 2026-08-18 04:23 639226237703388552
67 ms 185.231.223.25
14 2026-08-18 04:07 639226227937569589
167 ms 185.231.223.25
13 2026-08-18 03:50 639226218052465471
65 ms 185.231.223.25
12 2026-08-18 03:34 639226208429623997
87 ms 185.231.223.25
11 2026-08-18 03:18 639226198800675295
78 ms 185.231.223.25
10 2026-08-18 02:26 639226167722042574
154 ms 185.231.223.25
9 2026-08-18 02:11 639226158277924383
74 ms 185.231.223.25
8 2026-08-18 01:55 639226148757810592
72 ms 185.231.223.25
7 2026-08-18 01:39 639226139348611045
71 ms 185.231.223.25
6 2026-08-18 01:23 639226129823462907
12 ms 185.231.223.25
5 2026-08-18 01:07 639226120218260005
72 ms 185.231.223.25
4 2026-08-18 00:52 639226110875503904
25 ms 185.231.223.25
3 2026-08-18 00:36 639226101376311912
52 ms 185.231.223.25
2 2026-08-18 00:20 639226091924943492
-
1 2026-08-18 00:04 639226082133158124
10 ms 185.231.223.25