DNS response history for dns1.certus-tech.com

dns1.certus-tech.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 2026-08-11. For this date, NameServerHistory found 76 DNS check records, 75 successful responses, 1 failed responses, and 222 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 dns1.certus-tech.com.
Records on Selected Date

76

Historical checks stored for this nameserver on selected date

Average Latency

222 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-11 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

81.23.59.177

Most recently resolved hosting IP on selected date

Successful Responses

75

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 dns1.certus-tech.com

Showing DNS history for 2026-08-11 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
76 2026-08-11 23:50 639220888396333845
2029 ms 81.23.59.177
75 2026-08-11 23:34 639220878864937382
71 ms 81.23.59.177
74 2026-08-11 22:41 639220847369072314
59 ms 81.23.59.177
73 2026-08-11 22:26 639220838037764925
53 ms 81.23.59.177
72 2026-08-11 22:10 639220828735120634
51 ms 81.23.59.177
71 2026-08-11 21:55 639220819447979766
2013 ms 81.23.59.177
70 2026-08-11 21:39 639220810056531741
28 ms 81.23.59.177
69 2026-08-11 21:24 639220800745746593
42 ms 81.23.59.177
68 2026-08-11 21:08 639220791351626349
2039 ms 81.23.59.177
67 2026-08-11 20:52 639220782021256610
59 ms 81.23.59.177
66 2026-08-11 20:37 639220772603347755
50 ms 81.23.59.177
65 2026-08-11 20:21 639220763224057047
69 ms 81.23.59.177
64 2026-08-11 20:05 639220753691117767
2098 ms 81.23.59.177
63 2026-08-11 19:49 639220744107836218
13 ms 81.23.59.177
62 2026-08-11 18:56 639220711927629898
49 ms 81.23.59.177
61 2026-08-11 18:40 639220702299437921
39 ms 81.23.59.177
60 2026-08-11 18:24 639220692505468181
47 ms 81.23.59.177
59 2026-08-11 18:07 639220682669911239
29 ms 81.23.59.177
58 2026-08-11 17:51 639220672929841526
45 ms 81.23.59.177
57 2026-08-11 17:35 639220663225662315
111 ms 81.23.59.177
56 2026-08-11 17:19 639220653846255684
42 ms 81.23.59.177
55 2026-08-11 17:04 639220644420909059
49 ms 81.23.59.177
54 2026-08-11 16:48 639220635074970435
28 ms 81.23.59.177
53 2026-08-11 16:32 639220625614385966
46 ms 81.23.59.177
52 2026-08-11 16:16 639220616132212636
41 ms 81.23.59.177
51 2026-08-11 16:00 639220606533651662
7 ms 81.23.59.177
50 2026-08-11 15:07 639220574514514318
46 ms 81.23.59.177
49 2026-08-11 14:52 639220565124823874
7 ms 81.23.59.177
48 2026-08-11 14:36 639220555799311478
71 ms 81.23.59.177
47 2026-08-11 14:21 639220546481577614
22 ms 81.23.59.177
46 2026-08-11 14:05 639220537036533154
2013 ms 81.23.59.177
45 2026-08-11 13:49 639220527719177174
19 ms 81.23.59.177
44 2026-08-11 13:33 639220518173088308
8 ms 81.23.59.177
43 2026-08-11 13:18 639220508902896243
42 ms 81.23.59.177
42 2026-08-11 13:02 639220499455923005
28 ms 81.23.59.177
41 2026-08-11 12:47 639220490082583768
36 ms 81.23.59.177
40 2026-08-11 12:31 639220480636590998
73 ms 81.23.59.177
39 2026-08-11 12:12 639220469585029273
33 ms 81.23.59.177
38 2026-08-11 11:21 639220438074188884
24 ms 81.23.59.177
37 2026-08-11 11:05 639220428789720049
19 ms 81.23.59.177
36 2026-08-11 10:50 639220419558302820
39 ms 81.23.59.177
35 2026-08-11 10:35 639220410448738795
7 ms 81.23.59.177
34 2026-08-11 10:19 639220401034081530
7 ms 81.23.59.177
33 2026-08-11 10:04 639220391766674161
62 ms 81.23.59.177
32 2026-08-11 09:48 639220382275807148
17 ms 81.23.59.177
31 2026-08-11 09:32 639220373034162867
7 ms 81.23.59.177
30 2026-08-11 09:17 639220363994971859
32 ms 81.23.59.177
29 2026-08-11 09:02 639220354563965455
15 ms 81.23.59.177
28 2026-08-11 08:46 639220345437414880
76 ms 81.23.59.177
27 2026-08-11 08:31 639220336024248987
16 ms 81.23.59.177
26 2026-08-11 07:37 639220304233635692
2035 ms 81.23.59.177
25 2026-08-11 07:22 639220294872170960
51 ms 81.23.59.177
24 2026-08-11 07:06 639220285547177980
41 ms 81.23.59.177
23 2026-08-11 06:51 639220276337941315
31 ms 81.23.59.177
22 2026-08-11 06:36 639220267175191677
34 ms 81.23.59.177
21 2026-08-11 06:20 639220257981518924
39 ms 81.23.59.177
20 2026-08-11 06:06 639220249265489070
28 ms 81.23.59.177
19 2026-08-11 05:51 639220240700249205
2028 ms 81.23.59.177
18 2026-08-11 05:37 639220231975029986
36 ms 81.23.59.177
17 2026-08-11 05:22 639220223261176932
32 ms 81.23.59.177
16 2026-08-11 05:08 639220214366718456
37 ms 81.23.59.177
15 2026-08-11 04:53 639220205306334524
11 ms 81.23.59.177
14 2026-08-11 04:02 639220174463175061
32 ms 81.23.59.177
13 2026-08-11 03:47 639220165777190438
14 ms 81.23.59.177
12 2026-08-11 03:33 639220156880374825
6 ms 81.23.59.177
11 2026-08-11 03:18 639220148139986945
10 ms 81.23.59.177
10 2026-08-11 03:03 639220139271074299
3 ms 81.23.59.177
9 2026-08-11 02:49 639220130565901336
11 ms 81.23.59.177
8 2026-08-11 02:34 639220121659980575
9 ms 81.23.59.177
7 2026-08-11 02:19 639220112857650894
22 ms 81.23.59.177
6 2026-08-11 02:04 639220103767686219
39 ms 81.23.59.177
5 2026-08-11 01:49 639220094545970611
20 ms 81.23.59.177
4 2026-08-11 01:34 639220085476091081
60 ms 81.23.59.177
3 2026-08-11 01:18 639220076243751161
34 ms 81.23.59.177
2 2026-08-11 00:24 639220045322845190
70 ms 81.23.59.177
1 2026-08-11 00:10 639220036434132314
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