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 2026-08-15. For this date, NameServerHistory found 77 DNS check records, 77 successful responses, 0 failed responses, and 198 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

77

Historical checks stored for this nameserver on selected date

Average Latency

198 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:56

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

77

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

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 2026-08-15 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
77 2026-08-15 23:56 639224347685767174
25 ms 81.23.59.177
76 2026-08-15 23:41 639224338276675277
48 ms 81.23.59.177
75 2026-08-15 22:48 639224306594546649
45 ms 81.23.59.177
74 2026-08-15 22:32 639224297145423303
2187 ms 81.23.59.177
73 2026-08-15 22:16 639224287678238833
64 ms 81.23.59.177
72 2026-08-15 22:01 639224278490872828
40 ms 81.23.59.177
71 2026-08-15 21:45 639224269149307826
67 ms 81.23.59.177
70 2026-08-15 21:30 639224259868597616
32 ms 81.23.59.177
69 2026-08-15 21:14 639224250518642175
3 ms 81.23.59.177
68 2026-08-15 20:59 639224241064772383
2066 ms 81.23.59.177
67 2026-08-15 20:43 639224231691099605
19 ms 81.23.59.177
66 2026-08-15 20:27 639224222468168159
8 ms 81.23.59.177
65 2026-08-15 20:12 639224213173899635
29 ms 81.23.59.177
64 2026-08-15 19:57 639224203914451783
41 ms 81.23.59.177
63 2026-08-15 19:04 639224172202542163
22 ms 81.23.59.177
62 2026-08-15 18:49 639224163338654093
40 ms 81.23.59.177
61 2026-08-15 18:34 639224154287995374
43 ms 81.23.59.177
60 2026-08-15 18:19 639224145118612503
21 ms 81.23.59.177
59 2026-08-15 18:04 639224135995990731
41 ms 81.23.59.177
58 2026-08-15 17:49 639224127185332624
8 ms 81.23.59.177
57 2026-08-15 17:34 639224118229289175
16 ms 81.23.59.177
56 2026-08-15 17:19 639224109273796359
40 ms 81.23.59.177
55 2026-08-15 17:04 639224100490805608
62 ms 81.23.59.177
54 2026-08-15 16:49 639224091353714490
59 ms 81.23.59.177
53 2026-08-15 16:34 639224082033126828
59 ms 81.23.59.177
52 2026-08-15 16:18 639224072736962403
18 ms 81.23.59.177
51 2026-08-15 15:26 639224041475563754
54 ms 81.23.59.177
50 2026-08-15 15:11 639224032345604453
57 ms 81.23.59.177
49 2026-08-15 14:56 639224023169497283
43 ms 81.23.59.177
48 2026-08-15 14:40 639224013981146405
45 ms 81.23.59.177
47 2026-08-15 14:25 639224004883412586
127 ms 81.23.59.177
46 2026-08-15 14:10 639223995612880615
55 ms 81.23.59.177
45 2026-08-15 13:54 639223986271830789
59 ms 81.23.59.177
44 2026-08-15 13:39 639223977005780949
8 ms 81.23.59.177
43 2026-08-15 13:23 639223967653137793
32 ms 81.23.59.177
42 2026-08-15 13:07 639223958286010799
2040 ms 81.23.59.177
41 2026-08-15 12:52 639223948936108345
2059 ms 81.23.59.177
40 2026-08-15 12:36 639223939673066880
29 ms 81.23.59.177
39 2026-08-15 11:45 639223908317760530
60 ms 81.23.59.177
38 2026-08-15 11:29 639223898992594258
31 ms 81.23.59.177
37 2026-08-15 11:14 639223889761312823
39 ms 81.23.59.177
36 2026-08-15 10:58 639223880359273507
48 ms 81.23.59.177
35 2026-08-15 10:42 639223870920466808
55 ms 81.23.59.177
34 2026-08-15 10:27 639223861579762179
29 ms 81.23.59.177
33 2026-08-15 10:11 639223852238616009
46 ms 81.23.59.177
32 2026-08-15 09:56 639223843019815620
33 ms 81.23.59.177
31 2026-08-15 09:40 639223833669915012
16 ms 81.23.59.177
30 2026-08-15 09:25 639223824494613222
30 ms 81.23.59.177
29 2026-08-15 09:09 639223815116325293
8 ms 81.23.59.177
28 2026-08-15 08:53 639223805493870221
21 ms 81.23.59.177
27 2026-08-15 08:01 639223774218660438
49 ms 81.23.59.177
26 2026-08-15 07:46 639223764663090372
31 ms 81.23.59.177
25 2026-08-15 07:30 639223755338811400
86 ms 81.23.59.177
24 2026-08-15 07:14 639223746019193268
45 ms 81.23.59.177
23 2026-08-15 06:59 639223736658778104
15 ms 81.23.59.177
22 2026-08-15 06:43 639223727330194499
49 ms 81.23.59.177
21 2026-08-15 06:27 639223717848514742
32 ms 81.23.59.177
20 2026-08-15 06:12 639223708284754056
19 ms 81.23.59.177
19 2026-08-15 05:56 639223699061259933
2042 ms 81.23.59.177
18 2026-08-15 05:40 639223689592545140
34 ms 81.23.59.177
17 2026-08-15 05:24 639223680143410810
36 ms 81.23.59.177
16 2026-08-15 05:09 639223670514517104
90 ms 81.23.59.177
15 2026-08-15 04:16 639223638855054294
48 ms 81.23.59.177
14 2026-08-15 04:00 639223629623335972
32 ms 81.23.59.177
13 2026-08-15 03:45 639223620390189495
56 ms 81.23.59.177
12 2026-08-15 03:29 639223610916950440
37 ms 81.23.59.177
11 2026-08-15 03:14 639223601597759168
40 ms 81.23.59.177
10 2026-08-15 02:58 639223592342172093
56 ms 81.23.59.177
9 2026-08-15 02:43 639223583324121497
35 ms 81.23.59.177
8 2026-08-15 02:28 639223574086714218
42 ms 81.23.59.177
7 2026-08-15 02:12 639223564698424889
87 ms 81.23.59.177
6 2026-08-15 01:57 639223555408664206
13 ms 81.23.59.177
5 2026-08-15 01:41 639223546000912416
2011 ms 81.23.59.177
4 2026-08-15 01:25 639223536550774847
26 ms 81.23.59.177
3 2026-08-15 00:33 639223505017205611
86 ms 81.23.59.177
2 2026-08-15 00:18 639223495784410207
10 ms 81.23.59.177
1 2026-08-15 00:02 639223486524583054
27 ms 81.23.59.177