DNS response history for ns1.testifyingexpert.com

ns1.testifyingexpert.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 151 DNS check records, 150 successful responses, 1 failed responses, and 457 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.testifyingexpert.com.
Records on Selected Date

151

Historical checks stored for this nameserver on selected date

Average Latency

457 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:55

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.67.205.84

Most recently resolved hosting IP on selected date

Successful Responses

150

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.testifyingexpert.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
151 2026-08-15 23:55 639224347685767174
2016 ms 172.67.205.84
150 2026-08-15 23:55 639224347685767174
2016 ms 104.21.15.44
149 2026-08-15 23:39 639224338276675277
14 ms 172.67.205.84
148 2026-08-15 23:39 639224338276675277
14 ms 104.21.15.44
147 2026-08-15 22:46 639224306594546649
2098 ms 104.21.15.44
146 2026-08-15 22:46 639224306594546649
2098 ms 172.67.205.84
145 2026-08-15 22:30 639224297145423303
18 ms 104.21.15.44
144 2026-08-15 22:30 639224297145423303
18 ms 172.67.205.84
143 2026-08-15 22:14 639224287678238833
32 ms 172.67.205.84
142 2026-08-15 22:14 639224287678238833
32 ms 104.21.15.44
141 2026-08-15 21:59 639224278490872828
2021 ms 172.67.205.84
140 2026-08-15 21:59 639224278490872828
2021 ms 104.21.15.44
139 2026-08-15 21:44 639224269149307826
24 ms 172.67.205.84
138 2026-08-15 21:44 639224269149307826
24 ms 104.21.15.44
137 2026-08-15 21:28 639224259868597616
38 ms 172.67.205.84
136 2026-08-15 21:28 639224259868597616
38 ms 104.21.15.44
135 2026-08-15 21:12 639224250518642175
25 ms 172.67.205.84
134 2026-08-15 21:12 639224250518642175
25 ms 104.21.15.44
133 2026-08-15 20:57 639224241064772383
32 ms 172.67.205.84
132 2026-08-15 20:57 639224241064772383
32 ms 104.21.15.44
131 2026-08-15 20:41 639224231691099605
62 ms 104.21.15.44
130 2026-08-15 20:41 639224231691099605
62 ms 172.67.205.84
129 2026-08-15 20:26 639224222468168159
20 ms 172.67.205.84
128 2026-08-15 20:26 639224222468168159
20 ms 104.21.15.44
127 2026-08-15 20:10 639224213173899635
2020 ms 104.21.15.44
126 2026-08-15 20:10 639224213173899635
2020 ms 172.67.205.84
125 2026-08-15 19:55 639224203914451783
22 ms 104.21.15.44
124 2026-08-15 19:55 639224203914451783
22 ms 172.67.205.84
123 2026-08-15 19:02 639224172202542163
17 ms 104.21.15.44
122 2026-08-15 19:02 639224172202542163
17 ms 172.67.205.84
121 2026-08-15 18:47 639224163338654093
2053 ms 172.67.205.84
120 2026-08-15 18:47 639224163338654093
2053 ms 104.21.15.44
119 2026-08-15 18:32 639224154287995374
68 ms 104.21.15.44
118 2026-08-15 18:32 639224154287995374
68 ms 172.67.205.84
117 2026-08-15 18:17 639224145118612503
52 ms 172.67.205.84
116 2026-08-15 18:17 639224145118612503
52 ms 104.21.15.44
115 2026-08-15 18:02 639224135995990731
43 ms 172.67.205.84
114 2026-08-15 18:02 639224135995990731
43 ms 104.21.15.44
113 2026-08-15 17:47 639224127185332624
81 ms 104.21.15.44
112 2026-08-15 17:47 639224127185332624
81 ms 172.67.205.84
111 2026-08-15 17:32 639224118229289175
54 ms 104.21.15.44
110 2026-08-15 17:32 639224118229289175
54 ms 172.67.205.84
109 2026-08-15 17:17 639224109273796359
40 ms 172.67.205.84
108 2026-08-15 17:17 639224109273796359
40 ms 104.21.15.44
107 2026-08-15 17:03 639224100490805608
14 ms 104.21.15.44
106 2026-08-15 17:03 639224100490805608
14 ms 172.67.205.84
105 2026-08-15 16:47 639224091353714490
33 ms 172.67.205.84
104 2026-08-15 16:47 639224091353714490
33 ms 104.21.15.44
103 2026-08-15 16:32 639224082033126828
41 ms 104.21.15.44
102 2026-08-15 16:32 639224082033126828
41 ms 172.67.205.84
101 2026-08-15 16:16 639224072736962403
52 ms 172.67.205.84
100 2026-08-15 16:16 639224072736962403
52 ms 104.21.15.44
99 2026-08-15 15:23 639224041475563754
2031 ms 104.21.15.44
98 2026-08-15 15:23 639224041475563754
2031 ms 172.67.205.84
97 2026-08-15 15:08 639224032345604453
15 ms 104.21.15.44
96 2026-08-15 15:08 639224032345604453
15 ms 172.67.205.84
95 2026-08-15 14:53 639224023169497283
34 ms 172.67.205.84
94 2026-08-15 14:53 639224023169497283
34 ms 104.21.15.44
93 2026-08-15 14:38 639224013981146405
37 ms 172.67.205.84
92 2026-08-15 14:38 639224013981146405
37 ms 104.21.15.44
91 2026-08-15 14:22 639224004883412586
27 ms 172.67.205.84
90 2026-08-15 14:22 639224004883412586
27 ms 104.21.15.44
89 2026-08-15 14:07 639223995612880615
2054 ms 172.67.205.84
88 2026-08-15 14:07 639223995612880615
2054 ms 104.21.15.44
87 2026-08-15 13:51 639223986271830789
18 ms 172.67.205.84
86 2026-08-15 13:51 639223986271830789
18 ms 104.21.15.44
85 2026-08-15 13:36 639223977005780949
26 ms 172.67.205.84
84 2026-08-15 13:36 639223977005780949
26 ms 104.21.15.44
83 2026-08-15 13:20 639223967653137793
50 ms 104.21.15.44
82 2026-08-15 13:20 639223967653137793
50 ms 172.67.205.84
81 2026-08-15 13:05 639223958286010799
2023 ms 104.21.15.44
80 2026-08-15 13:05 639223958286010799
2023 ms 172.67.205.84
79 2026-08-15 12:49 639223948936108345
-
78 2026-08-15 12:34 639223939673066880
13 ms 172.67.205.84
77 2026-08-15 12:34 639223939673066880
13 ms 104.21.15.44
76 2026-08-15 11:41 639223908317760530
2017 ms 172.67.205.84
75 2026-08-15 11:41 639223908317760530
2017 ms 104.21.15.44
74 2026-08-15 11:26 639223898992594258
20 ms 104.21.15.44
73 2026-08-15 11:26 639223898992594258
20 ms 172.67.205.84
72 2026-08-15 11:10 639223889761312823
2020 ms 172.67.205.84
71 2026-08-15 11:10 639223889761312823
2020 ms 104.21.15.44
70 2026-08-15 10:55 639223880359273507
12 ms 172.67.205.84
69 2026-08-15 10:55 639223880359273507
12 ms 104.21.15.44
68 2026-08-15 10:39 639223870920466808
2039 ms 172.67.205.84
67 2026-08-15 10:39 639223870920466808
2039 ms 104.21.15.44
66 2026-08-15 10:23 639223861579762179
105 ms 172.67.205.84
65 2026-08-15 10:23 639223861579762179
105 ms 104.21.15.44
64 2026-08-15 10:08 639223852238616009
10 ms 104.21.15.44
63 2026-08-15 10:08 639223852238616009
10 ms 172.67.205.84
62 2026-08-15 09:52 639223843019815620
46 ms 172.67.205.84
61 2026-08-15 09:52 639223843019815620
46 ms 104.21.15.44
60 2026-08-15 09:37 639223833669915012
27 ms 172.67.205.84
59 2026-08-15 09:37 639223833669915012
27 ms 104.21.15.44
58 2026-08-15 09:22 639223824494613222
13 ms 172.67.205.84
57 2026-08-15 09:22 639223824494613222
13 ms 104.21.15.44
56 2026-08-15 09:06 639223815116325293
13 ms 172.67.205.84
55 2026-08-15 09:06 639223815116325293
13 ms 104.21.15.44
54 2026-08-15 08:50 639223805493870221
19 ms 172.67.205.84
53 2026-08-15 08:50 639223805493870221
19 ms 104.21.15.44
52 2026-08-15 07:58 639223774218660438
17 ms 104.21.15.44
51 2026-08-15 07:58 639223774218660438
17 ms 172.67.205.84
50 2026-08-15 07:42 639223764663090372
41 ms 104.21.15.44
49 2026-08-15 07:42 639223764663090372
41 ms 172.67.205.84
48 2026-08-15 07:26 639223755338811400
39 ms 104.21.15.44
47 2026-08-15 07:26 639223755338811400
39 ms 172.67.205.84
46 2026-08-15 07:11 639223746019193268
2035 ms 104.21.15.44
45 2026-08-15 07:11 639223746019193268
2035 ms 172.67.205.84
44 2026-08-15 06:55 639223736658778104
11 ms 172.67.205.84
43 2026-08-15 06:55 639223736658778104
11 ms 104.21.15.44
42 2026-08-15 06:39 639223727330194499
28 ms 104.21.15.44
41 2026-08-15 06:39 639223727330194499
28 ms 172.67.205.84
40 2026-08-15 06:24 639223717848514742
2023 ms 104.21.15.44
39 2026-08-15 06:24 639223717848514742
2023 ms 172.67.205.84
38 2026-08-15 06:08 639223708284754056
80 ms 104.21.15.44
37 2026-08-15 06:08 639223708284754056
80 ms 172.67.205.84
36 2026-08-15 05:52 639223699061259933
5 ms 104.21.15.44
35 2026-08-15 05:52 639223699061259933
5 ms 172.67.205.84
34 2026-08-15 05:37 639223689592545140
16 ms 172.67.205.84
33 2026-08-15 05:37 639223689592545140
16 ms 104.21.15.44
32 2026-08-15 05:21 639223680143410810
25 ms 172.67.205.84
31 2026-08-15 05:21 639223680143410810
25 ms 104.21.15.44
30 2026-08-15 05:05 639223670514517104
29 ms 104.21.15.44
29 2026-08-15 05:05 639223670514517104
29 ms 172.67.205.84
28 2026-08-15 04:12 639223638855054294
24 ms 104.21.15.44
27 2026-08-15 04:12 639223638855054294
24 ms 172.67.205.84
26 2026-08-15 03:56 639223629623335972
2038 ms 104.21.15.44
25 2026-08-15 03:56 639223629623335972
2038 ms 172.67.205.84
24 2026-08-15 03:41 639223620390189495
11 ms 172.67.205.84
23 2026-08-15 03:41 639223620390189495
11 ms 104.21.15.44
22 2026-08-15 03:25 639223610916950440
38 ms 104.21.15.44
21 2026-08-15 03:25 639223610916950440
38 ms 172.67.205.84
20 2026-08-15 03:10 639223601597759168
8 ms 104.21.15.44
19 2026-08-15 03:10 639223601597759168
8 ms 172.67.205.84
18 2026-08-15 02:54 639223592342172093
20 ms 104.21.15.44
17 2026-08-15 02:54 639223592342172093
20 ms 172.67.205.84
16 2026-08-15 02:39 639223583324121497
26 ms 172.67.205.84
15 2026-08-15 02:39 639223583324121497
26 ms 104.21.15.44
14 2026-08-15 02:24 639223574086714218
5 ms 104.21.15.44
13 2026-08-15 02:24 639223574086714218
5 ms 172.67.205.84
12 2026-08-15 02:08 639223564698424889
18 ms 104.21.15.44
11 2026-08-15 02:08 639223564698424889
18 ms 172.67.205.84
10 2026-08-15 01:53 639223555408664206
4061 ms 172.67.205.84
9 2026-08-15 01:53 639223555408664206
4061 ms 104.21.15.44
8 2026-08-15 01:37 639223546000912416
9 ms 104.21.15.44
7 2026-08-15 01:37 639223546000912416
9 ms 172.67.205.84
6 2026-08-15 01:21 639223536550774847
16 ms 104.21.15.44
5 2026-08-15 01:21 639223536550774847
16 ms 172.67.205.84
4 2026-08-15 00:29 639223505017205611
24 ms 104.21.15.44
3 2026-08-15 00:29 639223505017205611
24 ms 172.67.205.84
2 2026-08-15 00:13 639223495784410207
6 ms 172.67.205.84
1 2026-08-15 00:13 639223495784410207
6 ms 104.21.15.44