DNS response history for ns2.internetserver.cz

ns2.internetserver.cz 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 2026-08-30. For this date, NameServerHistory found 166 DNS check records, 165 successful responses, 1 failed responses, and 294 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 ns2.internetserver.cz.
Records on Selected Date

166

Historical checks stored for this nameserver on selected date

Average Latency

294 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-30 18:33

All timestamps shown in UTC

Latest Resolved IP on Selected Date

217.69.4.49

Most recently resolved hosting IP on selected date

Successful Responses

165

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 ns2.internetserver.cz

Showing DNS history for 2026-08-30 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
166 2026-08-30 18:33 639237114243099765
342 ms 217.69.4.49
165 2026-08-30 18:33 639237114243099765
342 ms 95.179.192.121
164 2026-08-30 18:33 639237114243099765
342 ms 217.16.185.221
163 2026-08-30 18:15 639237103865174052
107 ms 95.179.192.121
162 2026-08-30 18:15 639237103865174052
107 ms 217.16.185.221
161 2026-08-30 18:15 639237103865174052
107 ms 217.69.4.49
160 2026-08-30 17:22 639237072062599712
2010 ms 217.69.4.49
159 2026-08-30 17:22 639237072062599712
2010 ms 95.179.192.121
158 2026-08-30 17:22 639237072062599712
2010 ms 217.16.185.221
157 2026-08-30 17:06 639237062090595638
100 ms 95.179.192.121
156 2026-08-30 17:06 639237062090595638
100 ms 217.16.185.221
155 2026-08-30 17:06 639237062090595638
100 ms 217.69.4.49
154 2026-08-30 16:49 639237052076426119
70 ms 95.179.192.121
153 2026-08-30 16:49 639237052076426119
70 ms 217.16.185.221
152 2026-08-30 16:49 639237052076426119
70 ms 217.69.4.49
151 2026-08-30 16:32 639237042059539260
43 ms 95.179.192.121
150 2026-08-30 16:32 639237042059539260
43 ms 217.16.185.221
149 2026-08-30 16:32 639237042059539260
43 ms 217.69.4.49
148 2026-08-30 16:15 639237031962634816
59 ms 217.69.4.49
147 2026-08-30 16:15 639237031962634816
59 ms 217.16.185.221
146 2026-08-30 16:15 639237031962634816
59 ms 95.179.192.121
145 2026-08-30 15:59 639237021754634200
50 ms 217.16.185.221
144 2026-08-30 15:59 639237021754634200
50 ms 95.179.192.121
143 2026-08-30 15:59 639237021754634200
50 ms 217.69.4.49
142 2026-08-30 15:42 639237011506593617
2046 ms 95.179.192.121
141 2026-08-30 15:42 639237011506593617
2046 ms 217.16.185.221
140 2026-08-30 15:42 639237011506593617
2046 ms 217.69.4.49
139 2026-08-30 15:24 639237001261956475
7 ms 217.69.4.49
138 2026-08-30 15:24 639237001261956475
7 ms 95.179.192.121
137 2026-08-30 15:24 639237001261956475
7 ms 217.16.185.221
136 2026-08-30 15:07 639236991144138400
82 ms 95.179.192.121
135 2026-08-30 15:07 639236991144138400
82 ms 217.16.185.221
134 2026-08-30 15:07 639236991144138400
82 ms 217.69.4.49
133 2026-08-30 14:51 639236981087883451
69 ms 95.179.192.121
132 2026-08-30 14:51 639236981087883451
69 ms 217.16.185.221
131 2026-08-30 14:51 639236981087883451
69 ms 217.69.4.49
130 2026-08-30 14:34 639236970808543176
55 ms 217.69.4.49
129 2026-08-30 14:34 639236970808543176
55 ms 217.16.185.221
128 2026-08-30 14:34 639236970808543176
55 ms 95.179.192.121
127 2026-08-30 14:16 639236960498194193
59 ms 95.179.192.121
126 2026-08-30 14:16 639236960498194193
59 ms 217.16.185.221
125 2026-08-30 14:16 639236960498194193
59 ms 217.69.4.49
124 2026-08-30 13:23 639236928433577921
75 ms 95.179.192.121
123 2026-08-30 13:23 639236928433577921
75 ms 217.16.185.221
122 2026-08-30 13:23 639236928433577921
75 ms 217.69.4.49
121 2026-08-30 13:06 639236918429703736
102 ms 95.179.192.121
120 2026-08-30 13:06 639236918429703736
102 ms 217.16.185.221
119 2026-08-30 13:06 639236918429703736
102 ms 217.69.4.49
118 2026-08-30 12:49 639236908230327486
58 ms 95.179.192.121
117 2026-08-30 12:49 639236908230327486
58 ms 217.16.185.221
116 2026-08-30 12:49 639236908230327486
58 ms 217.69.4.49
115 2026-08-30 12:33 639236898168597833
91 ms 95.179.192.121
114 2026-08-30 12:33 639236898168597833
91 ms 217.16.185.221
113 2026-08-30 12:33 639236898168597833
91 ms 217.69.4.49
112 2026-08-30 12:16 639236888142648178
51 ms 95.179.192.121
111 2026-08-30 12:16 639236888142648178
51 ms 217.16.185.221
110 2026-08-30 12:16 639236888142648178
51 ms 217.69.4.49
109 2026-08-30 11:59 639236878057367680
63 ms 217.16.185.221
108 2026-08-30 11:59 639236878057367680
63 ms 217.69.4.49
107 2026-08-30 11:59 639236878057367680
63 ms 95.179.192.121
106 2026-08-30 11:42 639236867916029489
79 ms 95.179.192.121
105 2026-08-30 11:42 639236867916029489
79 ms 217.16.185.221
104 2026-08-30 11:42 639236867916029489
79 ms 217.69.4.49
103 2026-08-30 11:26 639236858088772005
28 ms 95.179.192.121
102 2026-08-30 11:26 639236858088772005
28 ms 217.16.185.221
101 2026-08-30 11:26 639236858088772005
28 ms 217.69.4.49
100 2026-08-30 11:09 639236848158742395
78 ms 95.179.192.121
99 2026-08-30 11:09 639236848158742395
78 ms 217.16.185.221
98 2026-08-30 11:09 639236848158742395
78 ms 217.69.4.49
97 2026-08-30 10:52 639236838137395574
29 ms 217.16.185.221
96 2026-08-30 10:52 639236838137395574
29 ms 217.69.4.49
95 2026-08-30 10:52 639236838137395574
29 ms 95.179.192.121
94 2026-08-30 10:36 639236827967386881
81 ms 95.179.192.121
93 2026-08-30 10:36 639236827967386881
81 ms 217.16.185.221
92 2026-08-30 10:36 639236827967386881
81 ms 217.69.4.49
91 2026-08-30 10:18 639236817708615077
98 ms 95.179.192.121
90 2026-08-30 10:18 639236817708615077
98 ms 217.16.185.221
89 2026-08-30 10:18 639236817708615077
98 ms 217.69.4.49
88 2026-08-30 09:25 639236785770651804
-
87 2026-08-30 09:09 639236775820686373
84 ms 95.179.192.121
86 2026-08-30 09:09 639236775820686373
84 ms 217.16.185.221
85 2026-08-30 09:09 639236775820686373
84 ms 217.69.4.49
84 2026-08-30 08:52 639236765768339082
80 ms 95.179.192.121
83 2026-08-30 08:52 639236765768339082
80 ms 217.16.185.221
82 2026-08-30 08:52 639236765768339082
80 ms 217.69.4.49
81 2026-08-30 08:35 639236755602384085
111 ms 95.179.192.121
80 2026-08-30 08:35 639236755602384085
111 ms 217.16.185.221
79 2026-08-30 08:35 639236755602384085
111 ms 217.69.4.49
78 2026-08-30 08:18 639236745600094925
90 ms 217.69.4.49
77 2026-08-30 08:18 639236745600094925
90 ms 95.179.192.121
76 2026-08-30 08:18 639236745600094925
90 ms 217.16.185.221
75 2026-08-30 08:01 639236735311262753
2131 ms 217.69.4.49
74 2026-08-30 08:01 639236735311262753
2131 ms 217.16.185.221
73 2026-08-30 08:01 639236735311262753
2131 ms 95.179.192.121
72 2026-08-30 07:44 639236724996745235
39 ms 95.179.192.121
71 2026-08-30 07:44 639236724996745235
39 ms 217.16.185.221
70 2026-08-30 07:44 639236724996745235
39 ms 217.69.4.49
69 2026-08-30 07:27 639236714839899761
55 ms 95.179.192.121
68 2026-08-30 07:27 639236714839899761
55 ms 217.16.185.221
67 2026-08-30 07:27 639236714839899761
55 ms 217.69.4.49
66 2026-08-30 07:10 639236704748431488
75 ms 95.179.192.121
65 2026-08-30 07:10 639236704748431488
75 ms 217.16.185.221
64 2026-08-30 07:10 639236704748431488
75 ms 217.69.4.49
63 2026-08-30 06:53 639236694430128550
69 ms 95.179.192.121
62 2026-08-30 06:53 639236694430128550
69 ms 217.16.185.221
61 2026-08-30 06:53 639236694430128550
69 ms 217.69.4.49
60 2026-08-30 06:36 639236684143292417
2044 ms 217.69.4.49
59 2026-08-30 06:36 639236684143292417
2044 ms 95.179.192.121
58 2026-08-30 06:36 639236684143292417
2044 ms 217.16.185.221
57 2026-08-30 06:19 639236673972499943
100 ms 95.179.192.121
56 2026-08-30 06:19 639236673972499943
100 ms 217.16.185.221
55 2026-08-30 06:19 639236673972499943
100 ms 217.69.4.49
54 2026-08-30 05:26 639236642126522802
2009 ms 95.179.192.121
53 2026-08-30 05:26 639236642126522802
2009 ms 217.69.4.49
52 2026-08-30 05:26 639236642126522802
2009 ms 217.16.185.221
51 2026-08-30 05:09 639236632183518198
55 ms 95.179.192.121
50 2026-08-30 05:09 639236632183518198
55 ms 217.16.185.221
49 2026-08-30 05:09 639236632183518198
55 ms 217.69.4.49
48 2026-08-30 04:53 639236622289312589
54 ms 95.179.192.121
47 2026-08-30 04:53 639236622289312589
54 ms 217.16.185.221
46 2026-08-30 04:53 639236622289312589
54 ms 217.69.4.49
45 2026-08-30 04:36 639236612490676525
89 ms 95.179.192.121
44 2026-08-30 04:36 639236612490676525
89 ms 217.16.185.221
43 2026-08-30 04:36 639236612490676525
89 ms 217.69.4.49
42 2026-08-30 04:20 639236602582494852
47 ms 95.179.192.121
41 2026-08-30 04:20 639236602582494852
47 ms 217.16.185.221
40 2026-08-30 04:20 639236602582494852
47 ms 217.69.4.49
39 2026-08-30 04:03 639236592511706469
15 ms 217.16.185.221
38 2026-08-30 04:03 639236592511706469
15 ms 217.69.4.49
37 2026-08-30 04:03 639236592511706469
15 ms 95.179.192.121
36 2026-08-30 03:46 639236582441006869
71 ms 95.179.192.121
35 2026-08-30 03:46 639236582441006869
71 ms 217.16.185.221
34 2026-08-30 03:46 639236582441006869
71 ms 217.69.4.49
33 2026-08-30 03:30 639236572478785089
50 ms 95.179.192.121
32 2026-08-30 03:30 639236572478785089
50 ms 217.16.185.221
31 2026-08-30 03:30 639236572478785089
50 ms 217.69.4.49
30 2026-08-30 03:13 639236562556749999
82 ms 95.179.192.121
29 2026-08-30 03:13 639236562556749999
82 ms 217.16.185.221
28 2026-08-30 03:13 639236562556749999
82 ms 217.69.4.49
27 2026-08-30 02:56 639236552353482281
64 ms 95.179.192.121
26 2026-08-30 02:56 639236552353482281
64 ms 217.16.185.221
25 2026-08-30 02:56 639236552353482281
64 ms 217.69.4.49
24 2026-08-30 02:39 639236542188881607
55 ms 95.179.192.121
23 2026-08-30 02:39 639236542188881607
55 ms 217.16.185.221
22 2026-08-30 02:39 639236542188881607
55 ms 217.69.4.49
21 2026-08-30 02:22 639236531885440105
58 ms 95.179.192.121
20 2026-08-30 02:22 639236531885440105
58 ms 217.16.185.221
19 2026-08-30 02:22 639236531885440105
58 ms 217.69.4.49
18 2026-08-30 01:29 639236499922985383
16 ms 95.179.192.121
17 2026-08-30 01:29 639236499922985383
16 ms 217.16.185.221
16 2026-08-30 01:29 639236499922985383
16 ms 217.69.4.49
15 2026-08-30 01:12 639236489713594431
66 ms 95.179.192.121
14 2026-08-30 01:12 639236489713594431
66 ms 217.16.185.221
13 2026-08-30 01:12 639236489713594431
66 ms 217.69.4.49
12 2026-08-30 00:55 639236479750443901
2213 ms 95.179.192.121
11 2026-08-30 00:55 639236479750443901
2213 ms 217.16.185.221
10 2026-08-30 00:55 639236479750443901
2213 ms 217.69.4.49
9 2026-08-30 00:38 639236469719936375
59 ms 95.179.192.121
8 2026-08-30 00:38 639236469719936375
59 ms 217.16.185.221
7 2026-08-30 00:38 639236469719936375
59 ms 217.69.4.49
6 2026-08-30 00:22 639236459579244885
35 ms 95.179.192.121
5 2026-08-30 00:22 639236459579244885
35 ms 217.16.185.221
4 2026-08-30 00:22 639236459579244885
35 ms 217.69.4.49
3 2026-08-30 00:05 639236449582837549
343 ms 95.179.192.121
2 2026-08-30 00:05 639236449582837549
343 ms 217.16.185.221
1 2026-08-30 00:05 639236449582837549
343 ms 217.69.4.49