DNS response history for server1.duhlabs.com

server1.duhlabs.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 2026-08-12. For this date, NameServerHistory found 186 DNS check records, 186 successful responses, 0 failed responses, and 419 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 server1.duhlabs.com.
Records on Selected Date

186

Historical checks stored for this nameserver on selected date

Average Latency

419 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:57

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.238.190.126

Most recently resolved hosting IP on selected date

Successful Responses

186

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 server1.duhlabs.com

Showing DNS history for 2026-08-12 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
186 2026-08-12 23:57 639221753022017039
208 ms 172.238.190.126
185 2026-08-12 23:57 639221753022017039
208 ms 172.232.3.86
184 2026-08-12 23:57 639221753022017039
208 ms 172.236.109.120
183 2026-08-12 23:42 639221744107644868
207 ms 172.232.3.86
182 2026-08-12 23:42 639221744107644868
207 ms 172.238.190.126
181 2026-08-12 23:42 639221744107644868
207 ms 172.236.109.120
180 2026-08-12 23:27 639221735030187244
376 ms 172.238.190.126
179 2026-08-12 23:27 639221735030187244
376 ms 172.236.109.120
178 2026-08-12 23:27 639221735030187244
376 ms 172.232.3.86
177 2026-08-12 23:12 639221725815508109
221 ms 172.238.190.126
176 2026-08-12 23:12 639221725815508109
221 ms 172.236.109.120
175 2026-08-12 23:12 639221725815508109
221 ms 172.232.3.86
174 2026-08-12 22:20 639221694790955973
239 ms 172.236.109.120
173 2026-08-12 22:20 639221694790955973
239 ms 172.238.190.126
172 2026-08-12 22:20 639221694790955973
239 ms 172.232.3.86
171 2026-08-12 22:05 639221685562451720
225 ms 172.238.190.126
170 2026-08-12 22:05 639221685562451720
225 ms 172.236.109.120
169 2026-08-12 22:05 639221685562451720
225 ms 172.232.3.86
168 2026-08-12 21:49 639221676023655289
121 ms 172.232.3.86
167 2026-08-12 21:49 639221676023655289
121 ms 172.238.190.126
166 2026-08-12 21:49 639221676023655289
121 ms 172.236.109.120
165 2026-08-12 21:33 639221666449119409
132 ms 172.236.109.120
164 2026-08-12 21:33 639221666449119409
132 ms 172.232.3.86
163 2026-08-12 21:33 639221666449119409
132 ms 172.238.190.126
162 2026-08-12 20:41 639221635456432556
225 ms 172.236.109.120
161 2026-08-12 20:41 639221635456432556
225 ms 172.238.190.126
160 2026-08-12 20:41 639221635456432556
225 ms 172.232.3.86
159 2026-08-12 20:26 639221626313054202
2183 ms 172.232.3.86
158 2026-08-12 20:26 639221626313054202
2183 ms 172.236.109.120
157 2026-08-12 20:26 639221626313054202
2183 ms 172.238.190.126
156 2026-08-12 20:11 639221617091958857
89 ms 172.238.190.126
155 2026-08-12 20:11 639221617091958857
89 ms 172.236.109.120
154 2026-08-12 20:11 639221617091958857
89 ms 172.232.3.86
153 2026-08-12 19:55 639221607786737151
130 ms 172.232.3.86
152 2026-08-12 19:55 639221607786737151
130 ms 172.238.190.126
151 2026-08-12 19:55 639221607786737151
130 ms 172.236.109.120
150 2026-08-12 19:04 639221576664330059
233 ms 172.238.190.126
149 2026-08-12 19:04 639221576664330059
233 ms 172.232.3.86
148 2026-08-12 19:04 639221576664330059
233 ms 172.236.109.120
147 2026-08-12 18:48 639221567514216674
292 ms 172.238.190.126
146 2026-08-12 18:48 639221567514216674
292 ms 172.232.3.86
145 2026-08-12 18:48 639221567514216674
292 ms 172.236.109.120
144 2026-08-12 18:33 639221558399762524
356 ms 172.238.190.126
143 2026-08-12 18:33 639221558399762524
356 ms 172.232.3.86
142 2026-08-12 18:33 639221558399762524
356 ms 172.236.109.120
141 2026-08-12 18:17 639221549052016282
133 ms 172.236.109.120
140 2026-08-12 18:17 639221549052016282
133 ms 172.238.190.126
139 2026-08-12 18:17 639221549052016282
133 ms 172.232.3.86
138 2026-08-12 17:25 639221517673834934
219 ms 172.236.109.120
137 2026-08-12 17:25 639221517673834934
219 ms 172.238.190.126
136 2026-08-12 17:25 639221517673834934
219 ms 172.232.3.86
135 2026-08-12 17:09 639221508282311633
127 ms 172.236.109.120
134 2026-08-12 17:09 639221508282311633
127 ms 172.232.3.86
133 2026-08-12 17:09 639221508282311633
127 ms 172.238.190.126
132 2026-08-12 16:53 639221498786324983
227 ms 172.238.190.126
131 2026-08-12 16:53 639221498786324983
227 ms 172.232.3.86
130 2026-08-12 16:53 639221498786324983
227 ms 172.236.109.120
129 2026-08-12 16:38 639221489157589737
323 ms 172.238.190.126
128 2026-08-12 16:38 639221489157589737
323 ms 172.232.3.86
127 2026-08-12 16:38 639221489157589737
323 ms 172.236.109.120
126 2026-08-12 15:45 639221457655914645
230 ms 172.236.109.120
125 2026-08-12 15:45 639221457655914645
230 ms 172.232.3.86
124 2026-08-12 15:45 639221457655914645
230 ms 172.238.190.126
123 2026-08-12 15:29 639221448164090526
142 ms 172.238.190.126
122 2026-08-12 15:29 639221448164090526
142 ms 172.236.109.120
121 2026-08-12 15:29 639221448164090526
142 ms 172.232.3.86
120 2026-08-12 15:13 639221438725783630
388 ms 172.236.109.120
119 2026-08-12 15:13 639221438725783630
388 ms 172.232.3.86
118 2026-08-12 15:13 639221438725783630
388 ms 172.238.190.126
117 2026-08-12 14:57 639221429178071087
246 ms 172.236.109.120
116 2026-08-12 14:57 639221429178071087
246 ms 172.238.190.126
115 2026-08-12 14:57 639221429178071087
246 ms 172.232.3.86
114 2026-08-12 14:05 639221397761278719
341 ms 172.232.3.86
113 2026-08-12 14:05 639221397761278719
341 ms 172.238.190.126
112 2026-08-12 14:05 639221397761278719
341 ms 172.236.109.120
111 2026-08-12 13:49 639221388200567278
140 ms 172.236.109.120
110 2026-08-12 13:49 639221388200567278
140 ms 172.238.190.126
109 2026-08-12 13:49 639221388200567278
140 ms 172.232.3.86
108 2026-08-12 13:33 639221378483570949
2161 ms 172.236.109.120
107 2026-08-12 13:33 639221378483570949
2161 ms 172.238.190.126
106 2026-08-12 13:33 639221378483570949
2161 ms 172.232.3.86
105 2026-08-12 13:17 639221368872360139
28 ms 172.236.109.120
104 2026-08-12 13:17 639221368872360139
28 ms 172.238.190.126
103 2026-08-12 13:17 639221368872360139
28 ms 172.232.3.86
102 2026-08-12 12:23 639221337226647415
318 ms 172.232.3.86
101 2026-08-12 12:23 639221337226647415
318 ms 172.238.190.126
100 2026-08-12 12:23 639221337226647415
318 ms 172.236.109.120
99 2026-08-12 12:08 639221327924087446
315 ms 172.236.109.120
98 2026-08-12 12:08 639221327924087446
315 ms 172.232.3.86
97 2026-08-12 12:08 639221327924087446
315 ms 172.238.190.126
96 2026-08-12 11:52 639221318096976375
147 ms 172.232.3.86
95 2026-08-12 11:52 639221318096976375
147 ms 172.236.109.120
94 2026-08-12 11:52 639221318096976375
147 ms 172.238.190.126
93 2026-08-12 11:35 639221308343145274
376 ms 172.232.3.86
92 2026-08-12 11:35 639221308343145274
376 ms 172.236.109.120
91 2026-08-12 11:35 639221308343145274
376 ms 172.238.190.126
90 2026-08-12 10:43 639221277089610470
2179 ms 172.236.109.120
89 2026-08-12 10:43 639221277089610470
2179 ms 172.232.3.86
88 2026-08-12 10:43 639221277089610470
2179 ms 172.238.190.126
87 2026-08-12 10:27 639221267628136359
332 ms 172.232.3.86
86 2026-08-12 10:27 639221267628136359
332 ms 172.238.190.126
85 2026-08-12 10:27 639221267628136359
332 ms 172.236.109.120
84 2026-08-12 10:12 639221257907569952
379 ms 172.238.190.126
83 2026-08-12 10:12 639221257907569952
379 ms 172.232.3.86
82 2026-08-12 10:12 639221257907569952
379 ms 172.236.109.120
81 2026-08-12 09:55 639221248402420965
222 ms 172.236.109.120
80 2026-08-12 09:55 639221248402420965
222 ms 172.238.190.126
79 2026-08-12 09:55 639221248402420965
222 ms 172.232.3.86
78 2026-08-12 09:03 639221216797540533
259 ms 172.236.109.120
77 2026-08-12 09:03 639221216797540533
259 ms 172.238.190.126
76 2026-08-12 09:03 639221216797540533
259 ms 172.232.3.86
75 2026-08-12 08:47 639221207385792352
224 ms 172.238.190.126
74 2026-08-12 08:47 639221207385792352
224 ms 172.232.3.86
73 2026-08-12 08:47 639221207385792352
224 ms 172.236.109.120
72 2026-08-12 08:31 639221198078534844
4101 ms 172.236.109.120
71 2026-08-12 08:31 639221198078534844
4101 ms 172.238.190.126
70 2026-08-12 08:31 639221198078534844
4101 ms 172.232.3.86
69 2026-08-12 08:16 639221188677585577
230 ms 172.238.190.126
68 2026-08-12 08:16 639221188677585577
230 ms 172.232.3.86
67 2026-08-12 08:16 639221188677585577
230 ms 172.236.109.120
66 2026-08-12 07:23 639221157276484143
203 ms 172.232.3.86
65 2026-08-12 07:23 639221157276484143
203 ms 172.238.190.126
64 2026-08-12 07:23 639221157276484143
203 ms 172.236.109.120
63 2026-08-12 07:08 639221147876262183
250 ms 172.236.109.120
62 2026-08-12 07:08 639221147876262183
250 ms 172.238.190.126
61 2026-08-12 07:08 639221147876262183
250 ms 172.232.3.86
60 2026-08-12 06:52 639221138388812469
225 ms 172.232.3.86
59 2026-08-12 06:52 639221138388812469
225 ms 172.236.109.120
58 2026-08-12 06:52 639221138388812469
225 ms 172.238.190.126
57 2026-08-12 06:36 639221128987381118
306 ms 172.236.109.120
56 2026-08-12 06:36 639221128987381118
306 ms 172.238.190.126
55 2026-08-12 06:36 639221128987381118
306 ms 172.232.3.86
54 2026-08-12 05:44 639221097816416095
2176 ms 172.236.109.120
53 2026-08-12 05:44 639221097816416095
2176 ms 172.232.3.86
52 2026-08-12 05:44 639221097816416095
2176 ms 172.238.190.126
51 2026-08-12 05:29 639221088508065616
355 ms 172.236.109.120
50 2026-08-12 05:29 639221088508065616
355 ms 172.232.3.86
49 2026-08-12 05:29 639221088508065616
355 ms 172.238.190.126
48 2026-08-12 05:13 639221079092308503
207 ms 172.238.190.126
47 2026-08-12 05:13 639221079092308503
207 ms 172.232.3.86
46 2026-08-12 05:13 639221079092308503
207 ms 172.236.109.120
45 2026-08-12 04:57 639221069595873597
298 ms 172.236.109.120
44 2026-08-12 04:57 639221069595873597
298 ms 172.238.190.126
43 2026-08-12 04:57 639221069595873597
298 ms 172.232.3.86
42 2026-08-12 04:05 639221038601577496
158 ms 172.238.190.126
41 2026-08-12 04:05 639221038601577496
158 ms 172.236.109.120
40 2026-08-12 04:05 639221038601577496
158 ms 172.232.3.86
39 2026-08-12 03:50 639221029533901299
286 ms 172.236.109.120
38 2026-08-12 03:50 639221029533901299
286 ms 172.238.190.126
37 2026-08-12 03:50 639221029533901299
286 ms 172.232.3.86
36 2026-08-12 03:35 639221020333828965
225 ms 172.238.190.126
35 2026-08-12 03:35 639221020333828965
225 ms 172.232.3.86
34 2026-08-12 03:35 639221020333828965
225 ms 172.236.109.120
33 2026-08-12 03:20 639221011110510484
25 ms 172.238.190.126
32 2026-08-12 03:20 639221011110510484
25 ms 172.232.3.86
31 2026-08-12 03:20 639221011110510484
25 ms 172.236.109.120
30 2026-08-12 02:28 639220979815209769
320 ms 172.232.3.86
29 2026-08-12 02:28 639220979815209769
320 ms 172.238.190.126
28 2026-08-12 02:28 639220979815209769
320 ms 172.236.109.120
27 2026-08-12 02:13 639220970971410921
141 ms 172.238.190.126
26 2026-08-12 02:13 639220970971410921
141 ms 172.236.109.120
25 2026-08-12 02:13 639220970971410921
141 ms 172.232.3.86
24 2026-08-12 01:58 639220961848982361
225 ms 172.238.190.126
23 2026-08-12 01:58 639220961848982361
225 ms 172.236.109.120
22 2026-08-12 01:58 639220961848982361
225 ms 172.232.3.86
21 2026-08-12 01:43 639220952784591501
272 ms 172.232.3.86
20 2026-08-12 01:43 639220952784591501
272 ms 172.238.190.126
19 2026-08-12 01:43 639220952784591501
272 ms 172.236.109.120
18 2026-08-12 01:28 639220943893596731
24 ms 172.236.109.120
17 2026-08-12 01:28 639220943893596731
24 ms 172.238.190.126
16 2026-08-12 01:28 639220943893596731
24 ms 172.232.3.86
15 2026-08-12 01:13 639220934954704520
294 ms 172.238.190.126
14 2026-08-12 01:13 639220934954704520
294 ms 172.236.109.120
13 2026-08-12 01:13 639220934954704520
294 ms 172.232.3.86
12 2026-08-12 00:58 639220925792457751
120 ms 172.232.3.86
11 2026-08-12 00:58 639220925792457751
120 ms 172.236.109.120
10 2026-08-12 00:58 639220925792457751
120 ms 172.238.190.126
9 2026-08-12 00:43 639220916610063538
303 ms 172.232.3.86
8 2026-08-12 00:43 639220916610063538
303 ms 172.238.190.126
7 2026-08-12 00:43 639220916610063538
303 ms 172.236.109.120
6 2026-08-12 00:27 639220907229361754
236 ms 172.238.190.126
5 2026-08-12 00:27 639220907229361754
236 ms 172.232.3.86
4 2026-08-12 00:27 639220907229361754
236 ms 172.236.109.120
3 2026-08-12 00:12 639220897896762127
307 ms 172.236.109.120
2 2026-08-12 00:12 639220897896762127
307 ms 172.238.190.126
1 2026-08-12 00:12 639220897896762127
307 ms 172.232.3.86