DNS response history for ns4.f9tech.net

ns4.f9tech.net 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 2026-08-21. For this date, NameServerHistory found 219 DNS check records, 219 successful responses, 0 failed responses, and 220 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 ns4.f9tech.net.
Records on Selected Date

219

Historical checks stored for this nameserver on selected date

Average Latency

220 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:55

All timestamps shown in UTC

Latest Resolved IP on Selected Date

66.249.5.105

Most recently resolved hosting IP on selected date

Successful Responses

219

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 ns4.f9tech.net

Showing DNS history for 2026-08-21 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
219 2026-08-21 23:55 639229527598660841
149 ms 66.249.5.105
218 2026-08-21 23:55 639229527598660841
149 ms 66.249.5.25
217 2026-08-21 23:55 639229527598660841
149 ms 66.249.5.122
216 2026-08-21 23:39 639229517954323214
226 ms 66.249.5.25
215 2026-08-21 23:39 639229517954323214
226 ms 66.249.5.105
214 2026-08-21 23:39 639229517954323214
226 ms 66.249.5.122
213 2026-08-21 23:23 639229508269999021
150 ms 66.249.5.122
212 2026-08-21 23:23 639229508269999021
150 ms 66.249.5.105
211 2026-08-21 23:23 639229508269999021
150 ms 66.249.5.25
210 2026-08-21 23:07 639229498559060171
42 ms 66.249.5.105
209 2026-08-21 23:07 639229498559060171
42 ms 66.249.5.25
208 2026-08-21 23:07 639229498559060171
42 ms 66.249.5.122
207 2026-08-21 22:50 639229488519347586
22 ms 66.249.5.105
206 2026-08-21 22:50 639229488519347586
22 ms 66.249.5.122
205 2026-08-21 22:50 639229488519347586
22 ms 66.249.5.25
204 2026-08-21 21:57 639229456606578934
1655 ms 66.249.5.105
203 2026-08-21 21:57 639229456606578934
1655 ms 66.249.5.122
202 2026-08-21 21:57 639229456606578934
1655 ms 66.249.5.25
201 2026-08-21 21:41 639229446985772499
10 ms 66.249.5.122
200 2026-08-21 21:41 639229446985772499
10 ms 66.249.5.25
199 2026-08-21 21:41 639229446985772499
10 ms 66.249.5.105
198 2026-08-21 21:25 639229437367313098
150 ms 66.249.5.25
197 2026-08-21 21:25 639229437367313098
150 ms 66.249.5.122
196 2026-08-21 21:25 639229437367313098
150 ms 66.249.5.105
195 2026-08-21 21:09 639229427923950391
18 ms 66.249.5.105
194 2026-08-21 21:09 639229427923950391
18 ms 66.249.5.25
193 2026-08-21 21:09 639229427923950391
18 ms 66.249.5.122
192 2026-08-21 20:53 639229418168588854
12 ms 66.249.5.25
191 2026-08-21 20:53 639229418168588854
12 ms 66.249.5.105
190 2026-08-21 20:53 639229418168588854
12 ms 66.249.5.122
189 2026-08-21 20:36 639229408345678334
1749 ms 66.249.5.25
188 2026-08-21 20:36 639229408345678334
1749 ms 66.249.5.105
187 2026-08-21 20:36 639229408345678334
1749 ms 66.249.5.122
186 2026-08-21 20:20 639229398616354648
15 ms 66.249.5.122
185 2026-08-21 20:20 639229398616354648
15 ms 66.249.5.25
184 2026-08-21 20:20 639229398616354648
15 ms 66.249.5.105
183 2026-08-21 20:04 639229388634592323
154 ms 66.249.5.25
182 2026-08-21 20:04 639229388634592323
154 ms 66.249.5.122
181 2026-08-21 20:04 639229388634592323
154 ms 66.249.5.105
180 2026-08-21 19:47 639229378792837692
199 ms 66.249.5.25
179 2026-08-21 19:47 639229378792837692
199 ms 66.249.5.105
178 2026-08-21 19:47 639229378792837692
199 ms 66.249.5.122
177 2026-08-21 19:31 639229369154682311
250 ms 66.249.5.122
176 2026-08-21 19:31 639229369154682311
250 ms 66.249.5.25
175 2026-08-21 19:31 639229369154682311
250 ms 66.249.5.105
174 2026-08-21 19:15 639229359248017926
1665 ms 66.249.5.122
173 2026-08-21 19:15 639229359248017926
1665 ms 66.249.5.25
172 2026-08-21 19:15 639229359248017926
1665 ms 66.249.5.105
171 2026-08-21 18:58 639229349124294642
160 ms 66.249.5.122
170 2026-08-21 18:58 639229349124294642
160 ms 66.249.5.105
169 2026-08-21 18:58 639229349124294642
160 ms 66.249.5.25
168 2026-08-21 18:05 639229317791715692
68 ms 66.249.5.122
167 2026-08-21 18:05 639229317791715692
68 ms 66.249.5.105
166 2026-08-21 18:05 639229317791715692
68 ms 66.249.5.25
165 2026-08-21 17:49 639229308115194575
19 ms 66.249.5.105
164 2026-08-21 17:49 639229308115194575
19 ms 66.249.5.25
163 2026-08-21 17:49 639229308115194575
19 ms 66.249.5.122
162 2026-08-21 17:33 639229298320320558
155 ms 66.249.5.105
161 2026-08-21 17:33 639229298320320558
155 ms 66.249.5.25
160 2026-08-21 17:33 639229298320320558
155 ms 66.249.5.122
159 2026-08-21 17:17 639229288674863221
56 ms 66.249.5.122
158 2026-08-21 17:17 639229288674863221
56 ms 66.249.5.105
157 2026-08-21 17:17 639229288674863221
56 ms 66.249.5.25
156 2026-08-21 17:01 639229278983677079
29 ms 66.249.5.25
155 2026-08-21 17:01 639229278983677079
29 ms 66.249.5.122
154 2026-08-21 17:01 639229278983677079
29 ms 66.249.5.105
153 2026-08-21 16:44 639229269405517175
32 ms 66.249.5.122
152 2026-08-21 16:44 639229269405517175
32 ms 66.249.5.105
151 2026-08-21 16:44 639229269405517175
32 ms 66.249.5.25
150 2026-08-21 16:28 639229259594798244
112 ms 66.249.5.105
149 2026-08-21 16:28 639229259594798244
112 ms 66.249.5.25
148 2026-08-21 16:28 639229259594798244
112 ms 66.249.5.122
147 2026-08-21 16:12 639229249736681188
60 ms 66.249.5.105
146 2026-08-21 16:12 639229249736681188
60 ms 66.249.5.25
145 2026-08-21 16:12 639229249736681188
60 ms 66.249.5.122
144 2026-08-21 15:55 639229239699417787
160 ms 66.249.5.25
143 2026-08-21 15:55 639229239699417787
160 ms 66.249.5.122
142 2026-08-21 15:55 639229239699417787
160 ms 66.249.5.105
141 2026-08-21 15:39 639229229621964033
153 ms 66.249.5.25
140 2026-08-21 15:39 639229229621964033
153 ms 66.249.5.122
139 2026-08-21 15:39 639229229621964033
153 ms 66.249.5.105
138 2026-08-21 15:22 639229219567270965
24 ms 66.249.5.122
137 2026-08-21 15:22 639229219567270965
24 ms 66.249.5.25
136 2026-08-21 15:22 639229219567270965
24 ms 66.249.5.105
135 2026-08-21 15:05 639229209406666856
167 ms 66.249.5.105
134 2026-08-21 15:05 639229209406666856
167 ms 66.249.5.122
133 2026-08-21 15:05 639229209406666856
167 ms 66.249.5.25
132 2026-08-21 14:12 639229177815876178
117 ms 66.249.5.105
131 2026-08-21 14:12 639229177815876178
117 ms 66.249.5.25
130 2026-08-21 14:12 639229177815876178
117 ms 66.249.5.122
129 2026-08-21 13:56 639229168243572685
166 ms 66.249.5.25
128 2026-08-21 13:56 639229168243572685
166 ms 66.249.5.122
127 2026-08-21 13:56 639229168243572685
166 ms 66.249.5.105
126 2026-08-21 13:40 639229158599856475
70 ms 66.249.5.105
125 2026-08-21 13:40 639229158599856475
70 ms 66.249.5.122
124 2026-08-21 13:40 639229158599856475
70 ms 66.249.5.25
123 2026-08-21 13:24 639229148998940902
65 ms 66.249.5.105
122 2026-08-21 13:24 639229148998940902
65 ms 66.249.5.25
121 2026-08-21 13:24 639229148998940902
65 ms 66.249.5.122
120 2026-08-21 13:08 639229139276923594
44 ms 66.249.5.122
119 2026-08-21 13:08 639229139276923594
44 ms 66.249.5.25
118 2026-08-21 13:08 639229139276923594
44 ms 66.249.5.105
117 2026-08-21 12:52 639229129709912394
186 ms 66.249.5.122
116 2026-08-21 12:52 639229129709912394
186 ms 66.249.5.105
115 2026-08-21 12:52 639229129709912394
186 ms 66.249.5.25
114 2026-08-21 12:36 639229119801488500
161 ms 66.249.5.122
113 2026-08-21 12:36 639229119801488500
161 ms 66.249.5.105
112 2026-08-21 12:36 639229119801488500
161 ms 66.249.5.25
111 2026-08-21 12:19 639229110135262458
13 ms 66.249.5.105
110 2026-08-21 12:19 639229110135262458
13 ms 66.249.5.25
109 2026-08-21 12:19 639229110135262458
13 ms 66.249.5.122
108 2026-08-21 12:03 639229100336051392
70 ms 66.249.5.105
107 2026-08-21 12:03 639229100336051392
70 ms 66.249.5.122
106 2026-08-21 12:03 639229100336051392
70 ms 66.249.5.25
105 2026-08-21 11:47 639229090641415626
45 ms 66.249.5.25
104 2026-08-21 11:47 639229090641415626
45 ms 66.249.5.122
103 2026-08-21 11:47 639229090641415626
45 ms 66.249.5.105
102 2026-08-21 11:30 639229080702683947
23 ms 66.249.5.25
101 2026-08-21 11:30 639229080702683947
23 ms 66.249.5.105
100 2026-08-21 11:30 639229080702683947
23 ms 66.249.5.122
99 2026-08-21 11:13 639229070601456699
9 ms 66.249.5.25
98 2026-08-21 11:13 639229070601456699
9 ms 66.249.5.105
97 2026-08-21 11:13 639229070601456699
9 ms 66.249.5.122
96 2026-08-21 10:21 639229038947447232
327 ms 66.249.5.105
95 2026-08-21 10:21 639229038947447232
327 ms 66.249.5.25
94 2026-08-21 10:21 639229038947447232
327 ms 66.249.5.122
93 2026-08-21 10:05 639229029268708773
151 ms 66.249.5.122
92 2026-08-21 10:05 639229029268708773
151 ms 66.249.5.105
91 2026-08-21 10:05 639229029268708773
151 ms 66.249.5.25
90 2026-08-21 09:48 639229019647910603
159 ms 66.249.5.122
89 2026-08-21 09:48 639229019647910603
159 ms 66.249.5.25
88 2026-08-21 09:48 639229019647910603
159 ms 66.249.5.105
87 2026-08-21 09:32 639229009983843738
132 ms 66.249.5.105
86 2026-08-21 09:32 639229009983843738
132 ms 66.249.5.25
85 2026-08-21 09:32 639229009983843738
132 ms 66.249.5.122
84 2026-08-21 09:16 639229000203331882
36 ms 66.249.5.105
83 2026-08-21 09:16 639229000203331882
36 ms 66.249.5.25
82 2026-08-21 09:16 639229000203331882
36 ms 66.249.5.122
81 2026-08-21 09:00 639228990302335999
212 ms 66.249.5.25
80 2026-08-21 09:00 639228990302335999
212 ms 66.249.5.105
79 2026-08-21 09:00 639228990302335999
212 ms 66.249.5.122
78 2026-08-21 08:43 639228980567740722
11 ms 66.249.5.105
77 2026-08-21 08:43 639228980567740722
11 ms 66.249.5.25
76 2026-08-21 08:43 639228980567740722
11 ms 66.249.5.122
75 2026-08-21 08:27 639228970762445174
230 ms 66.249.5.122
74 2026-08-21 08:27 639228970762445174
230 ms 66.249.5.25
73 2026-08-21 08:27 639228970762445174
230 ms 66.249.5.105
72 2026-08-21 08:11 639228961065054445
49 ms 66.249.5.105
71 2026-08-21 08:11 639228961065054445
49 ms 66.249.5.25
70 2026-08-21 08:11 639228961065054445
49 ms 66.249.5.122
69 2026-08-21 07:55 639228951224649885
31 ms 66.249.5.105
68 2026-08-21 07:55 639228951224649885
31 ms 66.249.5.25
67 2026-08-21 07:55 639228951224649885
31 ms 66.249.5.122
66 2026-08-21 07:38 639228941303864592
164 ms 66.249.5.105
65 2026-08-21 07:38 639228941303864592
164 ms 66.249.5.122
64 2026-08-21 07:38 639228941303864592
164 ms 66.249.5.25
63 2026-08-21 07:21 639228931191328583
13 ms 66.249.5.122
62 2026-08-21 07:21 639228931191328583
13 ms 66.249.5.105
61 2026-08-21 07:21 639228931191328583
13 ms 66.249.5.25
60 2026-08-21 06:28 639228899518173317
9 ms 66.249.5.105
59 2026-08-21 06:28 639228899518173317
9 ms 66.249.5.25
58 2026-08-21 06:28 639228899518173317
9 ms 66.249.5.122
57 2026-08-21 06:12 639228889785027669
52 ms 66.249.5.105
56 2026-08-21 06:12 639228889785027669
52 ms 66.249.5.25
55 2026-08-21 06:12 639228889785027669
52 ms 66.249.5.122
54 2026-08-21 05:56 639228880106330161
74 ms 66.249.5.105
53 2026-08-21 05:56 639228880106330161
74 ms 66.249.5.25
52 2026-08-21 05:56 639228880106330161
74 ms 66.249.5.122
51 2026-08-21 05:40 639228870316184091
56 ms 66.249.5.25
50 2026-08-21 05:40 639228870316184091
56 ms 66.249.5.122
49 2026-08-21 05:40 639228870316184091
56 ms 66.249.5.105
48 2026-08-21 05:24 639228860695366512
65 ms 66.249.5.122
47 2026-08-21 05:24 639228860695366512
65 ms 66.249.5.105
46 2026-08-21 05:24 639228860695366512
65 ms 66.249.5.25
45 2026-08-21 05:07 639228851027209500
1659 ms 66.249.5.105
44 2026-08-21 05:07 639228851027209500
1659 ms 66.249.5.25
43 2026-08-21 05:07 639228851027209500
1659 ms 66.249.5.122
42 2026-08-21 04:51 639228841479265462
8 ms 66.249.5.122
41 2026-08-21 04:51 639228841479265462
8 ms 66.249.5.105
40 2026-08-21 04:51 639228841479265462
8 ms 66.249.5.25
39 2026-08-21 04:35 639228831752962260
10 ms 66.249.5.122
38 2026-08-21 04:35 639228831752962260
10 ms 66.249.5.105
37 2026-08-21 04:35 639228831752962260
10 ms 66.249.5.25
36 2026-08-21 04:19 639228821953295483
90 ms 66.249.5.105
35 2026-08-21 04:19 639228821953295483
90 ms 66.249.5.25
34 2026-08-21 04:19 639228821953295483
90 ms 66.249.5.122
33 2026-08-21 04:03 639228812227429953
153 ms 66.249.5.105
32 2026-08-21 04:03 639228812227429953
153 ms 66.249.5.25
31 2026-08-21 04:03 639228812227429953
153 ms 66.249.5.122
30 2026-08-21 03:46 639228802476107538
793 ms 66.249.5.122
29 2026-08-21 03:46 639228802476107538
793 ms 66.249.5.25
28 2026-08-21 03:46 639228802476107538
793 ms 66.249.5.105
27 2026-08-21 03:30 639228792525492032
11 ms 66.249.5.25
26 2026-08-21 03:30 639228792525492032
11 ms 66.249.5.122
25 2026-08-21 03:30 639228792525492032
11 ms 66.249.5.105
24 2026-08-21 02:38 639228761131421385
193 ms 66.249.5.122
23 2026-08-21 02:38 639228761131421385
193 ms 66.249.5.105
22 2026-08-21 02:38 639228761131421385
193 ms 66.249.5.25
21 2026-08-21 02:22 639228751571206692
304 ms 66.249.5.25
20 2026-08-21 02:22 639228751571206692
304 ms 66.249.5.122
19 2026-08-21 02:22 639228751571206692
304 ms 66.249.5.105
18 2026-08-21 02:05 639228741705571019
274 ms 66.249.5.105
17 2026-08-21 02:05 639228741705571019
274 ms 66.249.5.122
16 2026-08-21 02:05 639228741705571019
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15 2026-08-21 01:49 639228731642208228
1807 ms 66.249.5.105
14 2026-08-21 01:49 639228731642208228
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13 2026-08-21 01:49 639228731642208228
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12 2026-08-21 00:56 639228700387002072
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11 2026-08-21 00:56 639228700387002072
18 ms 66.249.5.105
10 2026-08-21 00:56 639228700387002072
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9 2026-08-21 00:40 639228690742014433
159 ms 66.249.5.25
8 2026-08-21 00:40 639228690742014433
159 ms 66.249.5.122
7 2026-08-21 00:40 639228690742014433
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6 2026-08-21 00:24 639228680877937122
168 ms 66.249.5.122
5 2026-08-21 00:24 639228680877937122
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4 2026-08-21 00:24 639228680877937122
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3 2026-08-21 00:07 639228670775860800
7 ms 66.249.5.25
2 2026-08-21 00:07 639228670775860800
7 ms 66.249.5.105
1 2026-08-21 00:07 639228670775860800
7 ms 66.249.5.122