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 2026-08-20. For this date, NameServerHistory found 171 DNS check records, 171 successful responses, 0 failed responses, and 157 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

171

Historical checks stored for this nameserver on selected date

Average Latency

157 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:15

All timestamps shown in UTC

Latest Resolved IP on Selected Date

66.249.5.122

Most recently resolved hosting IP on selected date

Successful Responses

171

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 2026-08-20 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
171 2026-08-20 23:15 639228639850033448
156 ms 66.249.5.122
170 2026-08-20 23:15 639228639850033448
156 ms 66.249.5.25
169 2026-08-20 23:15 639228639850033448
156 ms 66.249.5.105
168 2026-08-20 22:59 639228630204271870
295 ms 66.249.5.105
167 2026-08-20 22:59 639228630204271870
295 ms 66.249.5.25
166 2026-08-20 22:59 639228630204271870
295 ms 66.249.5.122
165 2026-08-20 22:43 639228620295091135
180 ms 66.249.5.25
164 2026-08-20 22:43 639228620295091135
180 ms 66.249.5.105
163 2026-08-20 22:43 639228620295091135
180 ms 66.249.5.122
162 2026-08-20 22:26 639228610298336915
176 ms 66.249.5.105
161 2026-08-20 22:26 639228610298336915
176 ms 66.249.5.122
160 2026-08-20 22:26 639228610298336915
176 ms 66.249.5.25
159 2026-08-20 21:34 639228578917047616
8 ms 66.249.5.122
158 2026-08-20 21:34 639228578917047616
8 ms 66.249.5.25
157 2026-08-20 21:34 639228578917047616
8 ms 66.249.5.105
156 2026-08-20 21:17 639228569046445709
7 ms 66.249.5.25
155 2026-08-20 21:17 639228569046445709
7 ms 66.249.5.105
154 2026-08-20 21:17 639228569046445709
7 ms 66.249.5.122
153 2026-08-20 21:01 639228558946830986
2032 ms 66.249.5.122
152 2026-08-20 21:01 639228558946830986
2032 ms 66.249.5.25
151 2026-08-20 21:01 639228558946830986
2032 ms 66.249.5.105
150 2026-08-20 20:44 639228548977359217
29 ms 66.249.5.105
149 2026-08-20 20:44 639228548977359217
29 ms 66.249.5.122
148 2026-08-20 20:44 639228548977359217
29 ms 66.249.5.25
147 2026-08-20 19:52 639228517494157668
208 ms 66.249.5.105
146 2026-08-20 19:52 639228517494157668
208 ms 66.249.5.122
145 2026-08-20 19:52 639228517494157668
208 ms 66.249.5.25
144 2026-08-20 19:35 639228507374116892
196 ms 66.249.5.122
143 2026-08-20 19:35 639228507374116892
196 ms 66.249.5.25
142 2026-08-20 19:35 639228507374116892
196 ms 66.249.5.105
141 2026-08-20 19:18 639228497315154893
673 ms 66.249.5.25
140 2026-08-20 19:18 639228497315154893
673 ms 66.249.5.105
139 2026-08-20 19:18 639228497315154893
673 ms 66.249.5.122
138 2026-08-20 19:01 639228487287648341
18 ms 66.249.5.122
137 2026-08-20 19:01 639228487287648341
18 ms 66.249.5.25
136 2026-08-20 19:01 639228487287648341
18 ms 66.249.5.105
135 2026-08-20 18:09 639228455828123788
34 ms 66.249.5.122
134 2026-08-20 18:09 639228455828123788
34 ms 66.249.5.25
133 2026-08-20 18:09 639228455828123788
34 ms 66.249.5.105
132 2026-08-20 17:52 639228445900082244
19 ms 66.249.5.25
131 2026-08-20 17:52 639228445900082244
19 ms 66.249.5.105
130 2026-08-20 17:52 639228445900082244
19 ms 66.249.5.122
129 2026-08-20 17:35 639228435866352323
152 ms 66.249.5.105
128 2026-08-20 17:35 639228435866352323
152 ms 66.249.5.122
127 2026-08-20 17:35 639228435866352323
152 ms 66.249.5.25
126 2026-08-20 17:19 639228425802273151
152 ms 66.249.5.122
125 2026-08-20 17:19 639228425802273151
152 ms 66.249.5.25
124 2026-08-20 17:19 639228425802273151
152 ms 66.249.5.105
123 2026-08-20 16:25 639228393616324230
170 ms 66.249.5.122
122 2026-08-20 16:25 639228393616324230
170 ms 66.249.5.25
121 2026-08-20 16:25 639228393616324230
170 ms 66.249.5.105
120 2026-08-20 16:08 639228383590408693
148 ms 66.249.5.105
119 2026-08-20 16:08 639228383590408693
148 ms 66.249.5.122
118 2026-08-20 16:08 639228383590408693
148 ms 66.249.5.25
117 2026-08-20 15:51 639228373471467474
151 ms 66.249.5.105
116 2026-08-20 15:51 639228373471467474
151 ms 66.249.5.122
115 2026-08-20 15:51 639228373471467474
151 ms 66.249.5.25
114 2026-08-20 15:35 639228363426647311
16 ms 66.249.5.25
113 2026-08-20 15:35 639228363426647311
16 ms 66.249.5.105
112 2026-08-20 15:35 639228363426647311
16 ms 66.249.5.122
111 2026-08-20 14:42 639228331681701910
58 ms 66.249.5.25
110 2026-08-20 14:42 639228331681701910
58 ms 66.249.5.122
109 2026-08-20 14:42 639228331681701910
58 ms 66.249.5.105
108 2026-08-20 14:25 639228321714746824
4 ms 66.249.5.105
107 2026-08-20 14:25 639228321714746824
4 ms 66.249.5.25
106 2026-08-20 14:25 639228321714746824
4 ms 66.249.5.122
105 2026-08-20 14:08 639228311652090262
162 ms 66.249.5.25
104 2026-08-20 14:08 639228311652090262
162 ms 66.249.5.105
103 2026-08-20 14:08 639228311652090262
162 ms 66.249.5.122
102 2026-08-20 13:52 639228301670088587
166 ms 66.249.5.122
101 2026-08-20 13:52 639228301670088587
166 ms 66.249.5.25
100 2026-08-20 13:52 639228301670088587
166 ms 66.249.5.105
99 2026-08-20 12:59 639228269987976710
9 ms 66.249.5.105
98 2026-08-20 12:59 639228269987976710
9 ms 66.249.5.25
97 2026-08-20 12:59 639228269987976710
9 ms 66.249.5.122
96 2026-08-20 12:42 639228260009452308
297 ms 66.249.5.25
95 2026-08-20 12:42 639228260009452308
297 ms 66.249.5.105
94 2026-08-20 12:42 639228260009452308
297 ms 66.249.5.122
93 2026-08-20 12:25 639228249661740894
11 ms 66.249.5.25
92 2026-08-20 12:25 639228249661740894
11 ms 66.249.5.122
91 2026-08-20 12:25 639228249661740894
11 ms 66.249.5.105
90 2026-08-20 12:08 639228239552680346
31 ms 66.249.5.122
89 2026-08-20 12:08 639228239552680346
31 ms 66.249.5.25
88 2026-08-20 12:08 639228239552680346
31 ms 66.249.5.105
87 2026-08-20 11:15 639228207667580819
14 ms 66.249.5.25
86 2026-08-20 11:15 639228207667580819
14 ms 66.249.5.122
85 2026-08-20 11:15 639228207667580819
14 ms 66.249.5.105
84 2026-08-20 10:58 639228197494011560
278 ms 66.249.5.122
83 2026-08-20 10:58 639228197494011560
278 ms 66.249.5.25
82 2026-08-20 10:58 639228197494011560
278 ms 66.249.5.105
81 2026-08-20 10:41 639228187497039939
5 ms 66.249.5.105
80 2026-08-20 10:41 639228187497039939
5 ms 66.249.5.25
79 2026-08-20 10:41 639228187497039939
5 ms 66.249.5.122
78 2026-08-20 10:25 639228177408432646
7 ms 66.249.5.25
77 2026-08-20 10:25 639228177408432646
7 ms 66.249.5.105
76 2026-08-20 10:25 639228177408432646
7 ms 66.249.5.122
75 2026-08-20 09:33 639228146356166262
158 ms 66.249.5.122
74 2026-08-20 09:33 639228146356166262
158 ms 66.249.5.25
73 2026-08-20 09:33 639228146356166262
158 ms 66.249.5.105
72 2026-08-20 09:17 639228136541505712
152 ms 66.249.5.25
71 2026-08-20 09:17 639228136541505712
152 ms 66.249.5.122
70 2026-08-20 09:17 639228136541505712
152 ms 66.249.5.105
69 2026-08-20 09:00 639228126519136598
6 ms 66.249.5.122
68 2026-08-20 09:00 639228126519136598
6 ms 66.249.5.105
67 2026-08-20 09:00 639228126519136598
6 ms 66.249.5.25
66 2026-08-20 08:43 639228116537148885
57 ms 66.249.5.25
65 2026-08-20 08:43 639228116537148885
57 ms 66.249.5.122
64 2026-08-20 08:43 639228116537148885
57 ms 66.249.5.105
63 2026-08-20 07:51 639228085320764351
206 ms 66.249.5.25
62 2026-08-20 07:51 639228085320764351
206 ms 66.249.5.122
61 2026-08-20 07:51 639228085320764351
206 ms 66.249.5.105
60 2026-08-20 07:35 639228075444604839
158 ms 66.249.5.105
59 2026-08-20 07:35 639228075444604839
158 ms 66.249.5.122
58 2026-08-20 07:35 639228075444604839
158 ms 66.249.5.25
57 2026-08-20 07:18 639228065615498985
176 ms 66.249.5.122
56 2026-08-20 07:18 639228065615498985
176 ms 66.249.5.105
55 2026-08-20 07:18 639228065615498985
176 ms 66.249.5.25
54 2026-08-20 07:02 639228055675321422
160 ms 66.249.5.105
53 2026-08-20 07:02 639228055675321422
160 ms 66.249.5.122
52 2026-08-20 07:02 639228055675321422
160 ms 66.249.5.25
51 2026-08-20 06:10 639228024230839396
11 ms 66.249.5.122
50 2026-08-20 06:10 639228024230839396
11 ms 66.249.5.25
49 2026-08-20 06:10 639228024230839396
11 ms 66.249.5.105
48 2026-08-20 05:53 639228014720406505
175 ms 66.249.5.105
47 2026-08-20 05:53 639228014720406505
175 ms 66.249.5.25
46 2026-08-20 05:53 639228014720406505
175 ms 66.249.5.122
45 2026-08-20 05:37 639228004930827030
166 ms 66.249.5.122
44 2026-08-20 05:37 639228004930827030
166 ms 66.249.5.25
43 2026-08-20 05:37 639228004930827030
166 ms 66.249.5.105
42 2026-08-20 05:21 639227995103340154
157 ms 66.249.5.25
41 2026-08-20 05:21 639227995103340154
157 ms 66.249.5.105
40 2026-08-20 05:21 639227995103340154
157 ms 66.249.5.122
39 2026-08-20 04:29 639227963811374894
16 ms 66.249.5.25
38 2026-08-20 04:29 639227963811374894
16 ms 66.249.5.105
37 2026-08-20 04:29 639227963811374894
16 ms 66.249.5.122
36 2026-08-20 04:13 639227954132571365
208 ms 66.249.5.25
35 2026-08-20 04:13 639227954132571365
208 ms 66.249.5.105
34 2026-08-20 04:13 639227954132571365
208 ms 66.249.5.122
33 2026-08-20 03:57 639227944541208342
7 ms 66.249.5.122
32 2026-08-20 03:57 639227944541208342
7 ms 66.249.5.25
31 2026-08-20 03:57 639227944541208342
7 ms 66.249.5.105
30 2026-08-20 03:40 639227934657213484
8 ms 66.249.5.25
29 2026-08-20 03:40 639227934657213484
8 ms 66.249.5.105
28 2026-08-20 03:40 639227934657213484
8 ms 66.249.5.122
27 2026-08-20 02:48 639227903628145469
163 ms 66.249.5.105
26 2026-08-20 02:48 639227903628145469
163 ms 66.249.5.122
25 2026-08-20 02:48 639227903628145469
163 ms 66.249.5.25
24 2026-08-20 02:32 639227893995483475
94 ms 66.249.5.105
23 2026-08-20 02:32 639227893995483475
94 ms 66.249.5.122
22 2026-08-20 02:32 639227893995483475
94 ms 66.249.5.25
21 2026-08-20 02:16 639227884280244209
295 ms 66.249.5.25
20 2026-08-20 02:16 639227884280244209
295 ms 66.249.5.105
19 2026-08-20 02:16 639227884280244209
295 ms 66.249.5.122
18 2026-08-20 02:00 639227874371147132
42 ms 66.249.5.105
17 2026-08-20 02:00 639227874371147132
42 ms 66.249.5.122
16 2026-08-20 02:00 639227874371147132
42 ms 66.249.5.25
15 2026-08-20 01:08 639227843224256432
64 ms 66.249.5.25
14 2026-08-20 01:08 639227843224256432
64 ms 66.249.5.105
13 2026-08-20 01:08 639227843224256432
64 ms 66.249.5.122
12 2026-08-20 00:52 639227833720403506
105 ms 66.249.5.122
11 2026-08-20 00:52 639227833720403506
105 ms 66.249.5.105
10 2026-08-20 00:52 639227833720403506
105 ms 66.249.5.25
9 2026-08-20 00:36 639227824170728278
49 ms 66.249.5.122
8 2026-08-20 00:36 639227824170728278
49 ms 66.249.5.25
7 2026-08-20 00:36 639227824170728278
49 ms 66.249.5.105
6 2026-08-20 00:20 639227814865867570
272 ms 66.249.5.105
5 2026-08-20 00:20 639227814865867570
272 ms 66.249.5.122
4 2026-08-20 00:20 639227814865867570
272 ms 66.249.5.25
3 2026-08-20 00:05 639227805445376839
157 ms 66.249.5.122
2 2026-08-20 00:05 639227805445376839
157 ms 66.249.5.105
1 2026-08-20 00:05 639227805445376839
157 ms 66.249.5.25