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 2026-08-26. For this date, NameServerHistory found 137 DNS check records, 136 successful responses, 1 failed responses, and 239 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

137

Historical checks stored for this nameserver on selected date

Average Latency

239 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 22:54

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

136

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 2026-08-26 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
137 2026-08-26 22:54 639233814527872887
37 ms 172.67.205.84
136 2026-08-26 22:54 639233814527872887
37 ms 104.21.15.44
135 2026-08-26 22:37 639233804315489381
10 ms 172.67.205.84
134 2026-08-26 22:37 639233804315489381
10 ms 104.21.15.44
133 2026-08-26 22:20 639233793971346256
31 ms 104.21.15.44
132 2026-08-26 22:20 639233793971346256
31 ms 172.67.205.84
131 2026-08-26 22:03 639233783644630463
7 ms 104.21.15.44
130 2026-08-26 22:03 639233783644630463
7 ms 172.67.205.84
129 2026-08-26 21:45 639233773302621314
11 ms 104.21.15.44
128 2026-08-26 21:45 639233773302621314
11 ms 172.67.205.84
127 2026-08-26 21:28 639233762896723748
14 ms 172.67.205.84
126 2026-08-26 21:28 639233762896723748
14 ms 104.21.15.44
125 2026-08-26 21:11 639233752543876329
21 ms 104.21.15.44
124 2026-08-26 21:11 639233752543876329
21 ms 172.67.205.84
123 2026-08-26 20:54 639233742155931788
21 ms 172.67.205.84
122 2026-08-26 20:54 639233742155931788
21 ms 104.21.15.44
121 2026-08-26 20:36 639233731712555311
9 ms 172.67.205.84
120 2026-08-26 20:36 639233731712555311
9 ms 104.21.15.44
119 2026-08-26 20:19 639233721164051126
26 ms 104.21.15.44
118 2026-08-26 20:19 639233721164051126
26 ms 172.67.205.84
117 2026-08-26 20:01 639233710560486320
16 ms 104.21.15.44
116 2026-08-26 20:01 639233710560486320
16 ms 172.67.205.84
115 2026-08-26 19:43 639233699834667450
2031 ms 104.21.15.44
114 2026-08-26 19:43 639233699834667450
2031 ms 172.67.205.84
113 2026-08-26 18:49 639233667209186136
22 ms 172.67.205.84
112 2026-08-26 18:49 639233667209186136
22 ms 104.21.15.44
111 2026-08-26 18:31 639233656814316266
17 ms 104.21.15.44
110 2026-08-26 18:31 639233656814316266
17 ms 172.67.205.84
109 2026-08-26 18:14 639233646245051806
25 ms 172.67.205.84
108 2026-08-26 18:14 639233646245051806
25 ms 104.21.15.44
107 2026-08-26 17:56 639233635663779051
13 ms 172.67.205.84
106 2026-08-26 17:56 639233635663779051
13 ms 104.21.15.44
105 2026-08-26 17:38 639233624977342122
2060 ms 172.67.205.84
104 2026-08-26 17:38 639233624977342122
2060 ms 104.21.15.44
103 2026-08-26 17:21 639233614446136153
31 ms 172.67.205.84
102 2026-08-26 17:21 639233614446136153
31 ms 104.21.15.44
101 2026-08-26 17:03 639233603737877581
61 ms 104.21.15.44
100 2026-08-26 17:03 639233603737877581
61 ms 172.67.205.84
99 2026-08-26 16:45 639233593269224651
27 ms 104.21.15.44
98 2026-08-26 16:45 639233593269224651
27 ms 172.67.205.84
97 2026-08-26 16:28 639233582635086903
14 ms 104.21.15.44
96 2026-08-26 16:28 639233582635086903
14 ms 172.67.205.84
95 2026-08-26 16:10 639233572000374575
15 ms 104.21.15.44
94 2026-08-26 16:10 639233572000374575
15 ms 172.67.205.84
93 2026-08-26 15:52 639233561188633861
123 ms 172.67.205.84
92 2026-08-26 15:52 639233561188633861
123 ms 104.21.15.44
91 2026-08-26 15:34 639233550544357027
34 ms 172.67.205.84
90 2026-08-26 15:34 639233550544357027
34 ms 104.21.15.44
89 2026-08-26 14:40 639233517966053117
107 ms 172.67.205.84
88 2026-08-26 14:40 639233517966053117
107 ms 104.21.15.44
87 2026-08-26 14:23 639233507603253585
31 ms 172.67.205.84
86 2026-08-26 14:23 639233507603253585
31 ms 104.21.15.44
85 2026-08-26 14:05 639233497229039167
46 ms 104.21.15.44
84 2026-08-26 14:05 639233497229039167
46 ms 172.67.205.84
83 2026-08-26 13:48 639233486864546406
35 ms 104.21.15.44
82 2026-08-26 13:48 639233486864546406
35 ms 172.67.205.84
81 2026-08-26 13:31 639233476455174682
34 ms 104.21.15.44
80 2026-08-26 13:31 639233476455174682
34 ms 172.67.205.84
79 2026-08-26 13:13 639233466171592605
2073 ms 104.21.15.44
78 2026-08-26 13:13 639233466171592605
2073 ms 172.67.205.84
77 2026-08-26 12:56 639233455747096265
14 ms 172.67.205.84
76 2026-08-26 12:56 639233455747096265
14 ms 104.21.15.44
75 2026-08-26 12:39 639233445367152284
22 ms 104.21.15.44
74 2026-08-26 12:39 639233445367152284
22 ms 172.67.205.84
73 2026-08-26 12:22 639233434974187439
-
72 2026-08-26 12:04 639233424567558554
66 ms 104.21.15.44
71 2026-08-26 12:04 639233424567558554
66 ms 172.67.205.84
70 2026-08-26 11:47 639233414056832719
12 ms 104.21.15.44
69 2026-08-26 11:47 639233414056832719
12 ms 172.67.205.84
68 2026-08-26 11:29 639233403515141099
41 ms 172.67.205.84
67 2026-08-26 11:29 639233403515141099
41 ms 104.21.15.44
66 2026-08-26 10:35 639233370841350248
80 ms 172.67.205.84
65 2026-08-26 10:35 639233370841350248
80 ms 104.21.15.44
64 2026-08-26 10:17 639233360361507238
21 ms 104.21.15.44
63 2026-08-26 10:17 639233360361507238
21 ms 172.67.205.84
62 2026-08-26 10:00 639233350067824371
24 ms 104.21.15.44
61 2026-08-26 10:00 639233350067824371
24 ms 172.67.205.84
60 2026-08-26 09:43 639233339545274518
2017 ms 104.21.15.44
59 2026-08-26 09:43 639233339545274518
2017 ms 172.67.205.84
58 2026-08-26 09:25 639233329214918079
12 ms 104.21.15.44
57 2026-08-26 09:25 639233329214918079
12 ms 172.67.205.84
56 2026-08-26 09:08 639233318749762337
24 ms 104.21.15.44
55 2026-08-26 09:08 639233318749762337
24 ms 172.67.205.84
54 2026-08-26 08:51 639233308387917838
51 ms 172.67.205.84
53 2026-08-26 08:51 639233308387917838
51 ms 104.21.15.44
52 2026-08-26 08:33 639233297961740122
19 ms 172.67.205.84
51 2026-08-26 08:33 639233297961740122
19 ms 104.21.15.44
50 2026-08-26 08:16 639233287487159094
34 ms 104.21.15.44
49 2026-08-26 08:16 639233287487159094
34 ms 172.67.205.84
48 2026-08-26 07:58 639233276995531707
14 ms 104.21.15.44
47 2026-08-26 07:58 639233276995531707
14 ms 172.67.205.84
46 2026-08-26 07:41 639233266521568229
58 ms 172.67.205.84
45 2026-08-26 07:41 639233266521568229
58 ms 104.21.15.44
44 2026-08-26 07:23 639233256081047431
33 ms 172.67.205.84
43 2026-08-26 07:23 639233256081047431
33 ms 104.21.15.44
42 2026-08-26 06:29 639233223620132921
57 ms 104.21.15.44
41 2026-08-26 06:29 639233223620132921
57 ms 172.67.205.84
40 2026-08-26 06:12 639233213287814244
48 ms 104.21.15.44
39 2026-08-26 06:12 639233213287814244
48 ms 172.67.205.84
38 2026-08-26 05:55 639233202925983161
2026 ms 172.67.205.84
37 2026-08-26 05:55 639233202925983161
2026 ms 104.21.15.44
36 2026-08-26 05:38 639233192644780696
21 ms 172.67.205.84
35 2026-08-26 05:38 639233192644780696
21 ms 104.21.15.44
34 2026-08-26 05:20 639233182401183833
12 ms 172.67.205.84
33 2026-08-26 05:20 639233182401183833
12 ms 104.21.15.44
32 2026-08-26 05:03 639233172074181051
2023 ms 104.21.15.44
31 2026-08-26 05:03 639233172074181051
2023 ms 172.67.205.84
30 2026-08-26 04:46 639233161808421455
42 ms 104.21.15.44
29 2026-08-26 04:46 639233161808421455
42 ms 172.67.205.84
28 2026-08-26 04:29 639233151357344052
29 ms 104.21.15.44
27 2026-08-26 04:29 639233151357344052
29 ms 172.67.205.84
26 2026-08-26 04:12 639233141034116946
25 ms 172.67.205.84
25 2026-08-26 04:12 639233141034116946
25 ms 104.21.15.44
24 2026-08-26 03:55 639233130828334142
2025 ms 104.21.15.44
23 2026-08-26 03:55 639233130828334142
2025 ms 172.67.205.84
22 2026-08-26 03:37 639233120373450007
28 ms 172.67.205.84
21 2026-08-26 03:37 639233120373450007
28 ms 104.21.15.44
20 2026-08-26 03:20 639233110066216193
46 ms 104.21.15.44
19 2026-08-26 03:20 639233110066216193
46 ms 172.67.205.84
18 2026-08-26 02:27 639233078065410564
24 ms 172.67.205.84
17 2026-08-26 02:27 639233078065410564
24 ms 104.21.15.44
16 2026-08-26 02:10 639233067787457832
41 ms 104.21.15.44
15 2026-08-26 02:10 639233067787457832
41 ms 172.67.205.84
14 2026-08-26 01:52 639233057501801162
24 ms 172.67.205.84
13 2026-08-26 01:52 639233057501801162
24 ms 104.21.15.44
12 2026-08-26 01:35 639233047089431703
10 ms 172.67.205.84
11 2026-08-26 01:35 639233047089431703
10 ms 104.21.15.44
10 2026-08-26 01:18 639233036754790688
62 ms 172.67.205.84
9 2026-08-26 01:18 639233036754790688
62 ms 104.21.15.44
8 2026-08-26 01:01 639233026412602472
25 ms 172.67.205.84
7 2026-08-26 01:01 639233026412602472
25 ms 104.21.15.44
6 2026-08-26 00:43 639233016064066127
43 ms 104.21.15.44
5 2026-08-26 00:43 639233016064066127
43 ms 172.67.205.84
4 2026-08-26 00:26 639233005922655772
6 ms 172.67.205.84
3 2026-08-26 00:26 639233005922655772
6 ms 104.21.15.44
2 2026-08-26 00:09 639232995672256907
60 ms 172.67.205.84
1 2026-08-26 00:09 639232995672256907
60 ms 104.21.15.44