DNS response history for nm.hbu.cn

nm.hbu.cn 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 228 DNS check records, 228 successful responses, 0 failed responses, and 319 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 nm.hbu.cn.
Records on Selected Date

228

Historical checks stored for this nameserver on selected date

Average Latency

319 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:19

All timestamps shown in UTC

Latest Resolved IP on Selected Date

202.206.1.2

Most recently resolved hosting IP on selected date

Successful Responses

228

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 nm.hbu.cn

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
228 2026-08-20 23:19 639228639850033448
3 ms 202.206.1.2
227 2026-08-20 23:19 639228639850033448
3 ms 221.192.237.136
226 2026-08-20 23:19 639228639850033448
3 ms 202.206.1.1
225 2026-08-20 23:19 639228639850033448
3 ms 202.206.1.24
224 2026-08-20 23:03 639228630204271870
275 ms 202.206.1.24
223 2026-08-20 23:03 639228630204271870
275 ms 221.192.237.136
222 2026-08-20 23:03 639228630204271870
275 ms 202.206.1.2
221 2026-08-20 23:03 639228630204271870
275 ms 202.206.1.1
220 2026-08-20 22:46 639228620295091135
23 ms 202.206.1.1
219 2026-08-20 22:46 639228620295091135
23 ms 221.192.237.136
218 2026-08-20 22:46 639228620295091135
23 ms 202.206.1.2
217 2026-08-20 22:46 639228620295091135
23 ms 202.206.1.24
216 2026-08-20 22:30 639228610298336915
290 ms 202.206.1.1
215 2026-08-20 22:30 639228610298336915
290 ms 221.192.237.136
214 2026-08-20 22:30 639228610298336915
290 ms 202.206.1.2
213 2026-08-20 22:30 639228610298336915
290 ms 202.206.1.24
212 2026-08-20 21:37 639228578917047616
285 ms 202.206.1.24
211 2026-08-20 21:37 639228578917047616
285 ms 202.206.1.2
210 2026-08-20 21:37 639228578917047616
285 ms 221.192.237.136
209 2026-08-20 21:37 639228578917047616
285 ms 202.206.1.1
208 2026-08-20 21:21 639228569046445709
484 ms 221.192.237.136
207 2026-08-20 21:21 639228569046445709
484 ms 202.206.1.1
206 2026-08-20 21:21 639228569046445709
484 ms 202.206.1.24
205 2026-08-20 21:21 639228569046445709
484 ms 202.206.1.2
204 2026-08-20 21:04 639228558946830986
5 ms 202.206.1.24
203 2026-08-20 21:04 639228558946830986
5 ms 202.206.1.1
202 2026-08-20 21:04 639228558946830986
5 ms 221.192.237.136
201 2026-08-20 21:04 639228558946830986
5 ms 202.206.1.2
200 2026-08-20 20:47 639228548977359217
625 ms 202.206.1.1
199 2026-08-20 20:47 639228548977359217
625 ms 202.206.1.2
198 2026-08-20 20:47 639228548977359217
625 ms 202.206.1.24
197 2026-08-20 20:47 639228548977359217
625 ms 221.192.237.136
196 2026-08-20 19:55 639228517494157668
569 ms 202.206.1.24
195 2026-08-20 19:55 639228517494157668
569 ms 202.206.1.1
194 2026-08-20 19:55 639228517494157668
569 ms 221.192.237.136
193 2026-08-20 19:55 639228517494157668
569 ms 202.206.1.2
192 2026-08-20 19:38 639228507374116892
2 ms 202.206.1.2
191 2026-08-20 19:38 639228507374116892
2 ms 202.206.1.24
190 2026-08-20 19:38 639228507374116892
2 ms 202.206.1.1
189 2026-08-20 19:38 639228507374116892
2 ms 221.192.237.136
188 2026-08-20 19:21 639228497315154893
259 ms 221.192.237.136
187 2026-08-20 19:21 639228497315154893
259 ms 202.206.1.24
186 2026-08-20 19:21 639228497315154893
259 ms 202.206.1.1
185 2026-08-20 19:21 639228497315154893
259 ms 202.206.1.2
184 2026-08-20 19:05 639228487287648341
278 ms 202.206.1.1
183 2026-08-20 19:05 639228487287648341
278 ms 221.192.237.136
182 2026-08-20 19:05 639228487287648341
278 ms 202.206.1.2
181 2026-08-20 19:05 639228487287648341
278 ms 202.206.1.24
180 2026-08-20 18:12 639228455828123788
3 ms 202.206.1.2
179 2026-08-20 18:12 639228455828123788
3 ms 221.192.237.136
178 2026-08-20 18:12 639228455828123788
3 ms 202.206.1.1
177 2026-08-20 18:12 639228455828123788
3 ms 202.206.1.24
176 2026-08-20 17:56 639228445900082244
3 ms 221.192.237.136
175 2026-08-20 17:56 639228445900082244
3 ms 202.206.1.1
174 2026-08-20 17:56 639228445900082244
3 ms 202.206.1.24
173 2026-08-20 17:56 639228445900082244
3 ms 202.206.1.2
172 2026-08-20 17:39 639228435866352323
314 ms 202.206.1.24
171 2026-08-20 17:39 639228435866352323
314 ms 202.206.1.2
170 2026-08-20 17:39 639228435866352323
314 ms 221.192.237.136
169 2026-08-20 17:39 639228435866352323
314 ms 202.206.1.1
168 2026-08-20 17:22 639228425802273151
4 ms 202.206.1.1
167 2026-08-20 17:22 639228425802273151
4 ms 202.206.1.24
166 2026-08-20 17:22 639228425802273151
4 ms 202.206.1.2
165 2026-08-20 17:22 639228425802273151
4 ms 221.192.237.136
164 2026-08-20 16:29 639228393616324230
279 ms 202.206.1.24
163 2026-08-20 16:29 639228393616324230
279 ms 202.206.1.2
162 2026-08-20 16:29 639228393616324230
279 ms 221.192.237.136
161 2026-08-20 16:29 639228393616324230
279 ms 202.206.1.1
160 2026-08-20 16:12 639228383590408693
277 ms 202.206.1.24
159 2026-08-20 16:12 639228383590408693
277 ms 202.206.1.2
158 2026-08-20 16:12 639228383590408693
277 ms 221.192.237.136
157 2026-08-20 16:12 639228383590408693
277 ms 202.206.1.1
156 2026-08-20 15:55 639228373471467474
2008 ms 202.206.1.24
155 2026-08-20 15:55 639228373471467474
2008 ms 202.206.1.1
154 2026-08-20 15:55 639228373471467474
2008 ms 221.192.237.136
153 2026-08-20 15:55 639228373471467474
2008 ms 202.206.1.2
152 2026-08-20 15:38 639228363426647311
290 ms 221.192.237.136
151 2026-08-20 15:38 639228363426647311
290 ms 202.206.1.2
150 2026-08-20 15:38 639228363426647311
290 ms 202.206.1.24
149 2026-08-20 15:38 639228363426647311
290 ms 202.206.1.1
148 2026-08-20 14:45 639228331681701910
243 ms 221.192.237.136
147 2026-08-20 14:45 639228331681701910
243 ms 202.206.1.24
146 2026-08-20 14:45 639228331681701910
243 ms 202.206.1.1
145 2026-08-20 14:45 639228331681701910
243 ms 202.206.1.2
144 2026-08-20 14:29 639228321714746824
7 ms 202.206.1.24
143 2026-08-20 14:29 639228321714746824
7 ms 202.206.1.1
142 2026-08-20 14:29 639228321714746824
7 ms 221.192.237.136
141 2026-08-20 14:29 639228321714746824
7 ms 202.206.1.2
140 2026-08-20 14:12 639228311652090262
558 ms 202.206.1.24
139 2026-08-20 14:12 639228311652090262
558 ms 202.206.1.1
138 2026-08-20 14:12 639228311652090262
558 ms 221.192.237.136
137 2026-08-20 14:12 639228311652090262
558 ms 202.206.1.2
136 2026-08-20 13:55 639228301670088587
299 ms 202.206.1.24
135 2026-08-20 13:55 639228301670088587
299 ms 202.206.1.1
134 2026-08-20 13:55 639228301670088587
299 ms 221.192.237.136
133 2026-08-20 13:55 639228301670088587
299 ms 202.206.1.2
132 2026-08-20 13:02 639228269987976710
539 ms 202.206.1.1
131 2026-08-20 13:02 639228269987976710
539 ms 202.206.1.2
130 2026-08-20 13:02 639228269987976710
539 ms 202.206.1.24
129 2026-08-20 13:02 639228269987976710
539 ms 221.192.237.136
128 2026-08-20 12:46 639228260009452308
297 ms 221.192.237.136
127 2026-08-20 12:46 639228260009452308
297 ms 202.206.1.2
126 2026-08-20 12:46 639228260009452308
297 ms 202.206.1.24
125 2026-08-20 12:46 639228260009452308
297 ms 202.206.1.1
124 2026-08-20 12:29 639228249661740894
265 ms 202.206.1.1
123 2026-08-20 12:29 639228249661740894
265 ms 221.192.237.136
122 2026-08-20 12:29 639228249661740894
265 ms 202.206.1.2
121 2026-08-20 12:29 639228249661740894
265 ms 202.206.1.24
120 2026-08-20 12:12 639228239552680346
264 ms 202.206.1.24
119 2026-08-20 12:12 639228239552680346
264 ms 202.206.1.2
118 2026-08-20 12:12 639228239552680346
264 ms 202.206.1.1
117 2026-08-20 12:12 639228239552680346
264 ms 221.192.237.136
116 2026-08-20 11:19 639228207667580819
2015 ms 202.206.1.2
115 2026-08-20 11:19 639228207667580819
2015 ms 202.206.1.24
114 2026-08-20 11:19 639228207667580819
2015 ms 202.206.1.1
113 2026-08-20 11:19 639228207667580819
2015 ms 221.192.237.136
112 2026-08-20 11:02 639228197494011560
511 ms 221.192.237.136
111 2026-08-20 11:02 639228197494011560
511 ms 202.206.1.2
110 2026-08-20 11:02 639228197494011560
511 ms 202.206.1.24
109 2026-08-20 11:02 639228197494011560
511 ms 202.206.1.1
108 2026-08-20 10:45 639228187497039939
348 ms 202.206.1.2
107 2026-08-20 10:45 639228187497039939
348 ms 202.206.1.24
106 2026-08-20 10:45 639228187497039939
348 ms 202.206.1.1
105 2026-08-20 10:45 639228187497039939
348 ms 221.192.237.136
104 2026-08-20 10:28 639228177408432646
586 ms 202.206.1.24
103 2026-08-20 10:28 639228177408432646
586 ms 202.206.1.1
102 2026-08-20 10:28 639228177408432646
586 ms 221.192.237.136
101 2026-08-20 10:28 639228177408432646
586 ms 202.206.1.2
100 2026-08-20 09:36 639228146356166262
233 ms 221.192.237.136
99 2026-08-20 09:36 639228146356166262
233 ms 202.206.1.1
98 2026-08-20 09:36 639228146356166262
233 ms 202.206.1.2
97 2026-08-20 09:36 639228146356166262
233 ms 202.206.1.24
96 2026-08-20 09:20 639228136541505712
4 ms 202.206.1.1
95 2026-08-20 09:20 639228136541505712
4 ms 202.206.1.2
94 2026-08-20 09:20 639228136541505712
4 ms 221.192.237.136
93 2026-08-20 09:20 639228136541505712
4 ms 202.206.1.24
92 2026-08-20 09:03 639228126519136598
4 ms 202.206.1.1
91 2026-08-20 09:03 639228126519136598
4 ms 202.206.1.2
90 2026-08-20 09:03 639228126519136598
4 ms 221.192.237.136
89 2026-08-20 09:03 639228126519136598
4 ms 202.206.1.24
88 2026-08-20 08:47 639228116537148885
4 ms 202.206.1.24
87 2026-08-20 08:47 639228116537148885
4 ms 202.206.1.1
86 2026-08-20 08:47 639228116537148885
4 ms 202.206.1.2
85 2026-08-20 08:47 639228116537148885
4 ms 221.192.237.136
84 2026-08-20 07:54 639228085320764351
555 ms 221.192.237.136
83 2026-08-20 07:54 639228085320764351
555 ms 202.206.1.24
82 2026-08-20 07:54 639228085320764351
555 ms 202.206.1.1
81 2026-08-20 07:54 639228085320764351
555 ms 202.206.1.2
80 2026-08-20 07:38 639228075444604839
267 ms 221.192.237.136
79 2026-08-20 07:38 639228075444604839
267 ms 202.206.1.24
78 2026-08-20 07:38 639228075444604839
267 ms 202.206.1.1
77 2026-08-20 07:38 639228075444604839
267 ms 202.206.1.2
76 2026-08-20 07:22 639228065615498985
550 ms 202.206.1.2
75 2026-08-20 07:22 639228065615498985
550 ms 202.206.1.24
74 2026-08-20 07:22 639228065615498985
550 ms 202.206.1.1
73 2026-08-20 07:22 639228065615498985
550 ms 221.192.237.136
72 2026-08-20 07:05 639228055675321422
587 ms 202.206.1.1
71 2026-08-20 07:05 639228055675321422
587 ms 202.206.1.24
70 2026-08-20 07:05 639228055675321422
587 ms 202.206.1.2
69 2026-08-20 07:05 639228055675321422
587 ms 221.192.237.136
68 2026-08-20 06:13 639228024230839396
4 ms 202.206.1.24
67 2026-08-20 06:13 639228024230839396
4 ms 202.206.1.1
66 2026-08-20 06:13 639228024230839396
4 ms 221.192.237.136
65 2026-08-20 06:13 639228024230839396
4 ms 202.206.1.2
64 2026-08-20 05:57 639228014720406505
541 ms 202.206.1.2
63 2026-08-20 05:57 639228014720406505
541 ms 221.192.237.136
62 2026-08-20 05:57 639228014720406505
541 ms 202.206.1.24
61 2026-08-20 05:57 639228014720406505
541 ms 202.206.1.1
60 2026-08-20 05:41 639228004930827030
3 ms 202.206.1.1
59 2026-08-20 05:41 639228004930827030
3 ms 221.192.237.136
58 2026-08-20 05:41 639228004930827030
3 ms 202.206.1.2
57 2026-08-20 05:41 639228004930827030
3 ms 202.206.1.24
56 2026-08-20 05:24 639227995103340154
4 ms 221.192.237.136
55 2026-08-20 05:24 639227995103340154
4 ms 202.206.1.2
54 2026-08-20 05:24 639227995103340154
4 ms 202.206.1.24
53 2026-08-20 05:24 639227995103340154
4 ms 202.206.1.1
52 2026-08-20 04:32 639227963811374894
588 ms 202.206.1.24
51 2026-08-20 04:32 639227963811374894
588 ms 202.206.1.1
50 2026-08-20 04:32 639227963811374894
588 ms 221.192.237.136
49 2026-08-20 04:32 639227963811374894
588 ms 202.206.1.2
48 2026-08-20 04:16 639227954132571365
496 ms 221.192.237.136
47 2026-08-20 04:16 639227954132571365
496 ms 202.206.1.2
46 2026-08-20 04:16 639227954132571365
496 ms 202.206.1.24
45 2026-08-20 04:16 639227954132571365
496 ms 202.206.1.1
44 2026-08-20 04:00 639227944541208342
2 ms 202.206.1.1
43 2026-08-20 04:00 639227944541208342
2 ms 221.192.237.136
42 2026-08-20 04:00 639227944541208342
2 ms 202.206.1.2
41 2026-08-20 04:00 639227944541208342
2 ms 202.206.1.24
40 2026-08-20 03:43 639227934657213484
3 ms 202.206.1.1
39 2026-08-20 03:43 639227934657213484
3 ms 221.192.237.136
38 2026-08-20 03:43 639227934657213484
3 ms 202.206.1.2
37 2026-08-20 03:43 639227934657213484
3 ms 202.206.1.24
36 2026-08-20 02:51 639227903628145469
3 ms 202.206.1.24
35 2026-08-20 02:51 639227903628145469
3 ms 202.206.1.1
34 2026-08-20 02:51 639227903628145469
3 ms 221.192.237.136
33 2026-08-20 02:51 639227903628145469
3 ms 202.206.1.2
32 2026-08-20 02:36 639227893995483475
3 ms 221.192.237.136
31 2026-08-20 02:36 639227893995483475
3 ms 202.206.1.2
30 2026-08-20 02:36 639227893995483475
3 ms 202.206.1.24
29 2026-08-20 02:36 639227893995483475
3 ms 202.206.1.1
28 2026-08-20 02:19 639227884280244209
574 ms 202.206.1.24
27 2026-08-20 02:19 639227884280244209
574 ms 202.206.1.1
26 2026-08-20 02:19 639227884280244209
574 ms 221.192.237.136
25 2026-08-20 02:19 639227884280244209
574 ms 202.206.1.2
24 2026-08-20 02:03 639227874371147132
293 ms 202.206.1.24
23 2026-08-20 02:03 639227874371147132
293 ms 202.206.1.2
22 2026-08-20 02:03 639227874371147132
293 ms 221.192.237.136
21 2026-08-20 02:03 639227874371147132
293 ms 202.206.1.1
20 2026-08-20 01:11 639227843224256432
209 ms 221.192.237.136
19 2026-08-20 01:11 639227843224256432
209 ms 202.206.1.1
18 2026-08-20 01:11 639227843224256432
209 ms 202.206.1.2
17 2026-08-20 01:11 639227843224256432
209 ms 202.206.1.24
16 2026-08-20 00:55 639227833720403506
305 ms 221.192.237.136
15 2026-08-20 00:55 639227833720403506
305 ms 202.206.1.24
14 2026-08-20 00:55 639227833720403506
305 ms 202.206.1.1
13 2026-08-20 00:55 639227833720403506
305 ms 202.206.1.2
12 2026-08-20 00:39 639227824170728278
2 ms 202.206.1.24
11 2026-08-20 00:39 639227824170728278
2 ms 202.206.1.1
10 2026-08-20 00:39 639227824170728278
2 ms 221.192.237.136
9 2026-08-20 00:39 639227824170728278
2 ms 202.206.1.2
8 2026-08-20 00:23 639227814865867570
490 ms 202.206.1.1
7 2026-08-20 00:23 639227814865867570
490 ms 202.206.1.24
6 2026-08-20 00:23 639227814865867570
490 ms 202.206.1.2
5 2026-08-20 00:23 639227814865867570
490 ms 221.192.237.136
4 2026-08-20 00:08 639227805445376839
269 ms 221.192.237.136
3 2026-08-20 00:08 639227805445376839
269 ms 202.206.1.24
2 2026-08-20 00:08 639227805445376839
269 ms 202.206.1.1
1 2026-08-20 00:08 639227805445376839
269 ms 202.206.1.2