DNS response history for ns2.chengft.com

ns2.chengft.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 2026-08-27. For this date, NameServerHistory found 213 DNS check records, 213 successful responses, 0 failed responses, and 408 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.chengft.com.
Records on Selected Date

213

Historical checks stored for this nameserver on selected date

Average Latency

408 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 23:24

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.237.129.108

Most recently resolved hosting IP on selected date

Successful Responses

213

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 ns2.chengft.com

Showing DNS history for 2026-08-27 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
213 2026-08-27 23:24 639234690580226618
2 ms 172.237.129.108
212 2026-08-27 23:24 639234690580226618
2 ms 172.237.129.236
211 2026-08-27 23:24 639234690580226618
2 ms 172.237.129.242
210 2026-08-27 23:07 639234680477852135
300 ms 172.237.129.236
209 2026-08-27 23:07 639234680477852135
300 ms 172.237.129.242
208 2026-08-27 23:07 639234680477852135
300 ms 172.237.129.108
207 2026-08-27 22:50 639234670282270693
451 ms 172.237.129.242
206 2026-08-27 22:50 639234670282270693
451 ms 172.237.129.108
205 2026-08-27 22:50 639234670282270693
451 ms 172.237.129.236
204 2026-08-27 22:33 639234660146106544
306 ms 172.237.129.242
203 2026-08-27 22:33 639234660146106544
306 ms 172.237.129.108
202 2026-08-27 22:33 639234660146106544
306 ms 172.237.129.236
201 2026-08-27 22:16 639234649768231829
466 ms 172.237.129.242
200 2026-08-27 22:16 639234649768231829
466 ms 172.237.129.108
199 2026-08-27 22:16 639234649768231829
466 ms 172.237.129.236
198 2026-08-27 21:59 639234639589413826
456 ms 172.237.129.108
197 2026-08-27 21:59 639234639589413826
456 ms 172.237.129.242
196 2026-08-27 21:59 639234639589413826
456 ms 172.237.129.236
195 2026-08-27 21:42 639234629372993861
470 ms 172.237.129.242
194 2026-08-27 21:42 639234629372993861
470 ms 172.237.129.108
193 2026-08-27 21:42 639234629372993861
470 ms 172.237.129.236
192 2026-08-27 21:25 639234619223904344
461 ms 172.237.129.108
191 2026-08-27 21:25 639234619223904344
461 ms 172.237.129.236
190 2026-08-27 21:25 639234619223904344
461 ms 172.237.129.242
189 2026-08-27 21:08 639234608944811927
3 ms 172.237.129.242
188 2026-08-27 21:08 639234608944811927
3 ms 172.237.129.108
187 2026-08-27 21:08 639234608944811927
3 ms 172.237.129.236
186 2026-08-27 20:51 639234598661858910
491 ms 172.237.129.108
185 2026-08-27 20:51 639234598661858910
491 ms 172.237.129.236
184 2026-08-27 20:51 639234598661858910
491 ms 172.237.129.242
183 2026-08-27 20:34 639234588314533893
114 ms 172.237.129.108
182 2026-08-27 20:34 639234588314533893
114 ms 172.237.129.236
181 2026-08-27 20:34 639234588314533893
114 ms 172.237.129.242
180 2026-08-27 20:16 639234577878211878
309 ms 172.237.129.236
179 2026-08-27 20:16 639234577878211878
309 ms 172.237.129.242
178 2026-08-27 20:16 639234577878211878
309 ms 172.237.129.108
177 2026-08-27 19:22 639234545578367474
316 ms 172.237.129.236
176 2026-08-27 19:22 639234545578367474
316 ms 172.237.129.242
175 2026-08-27 19:22 639234545578367474
316 ms 172.237.129.108
174 2026-08-27 19:05 639234535255111795
315 ms 172.237.129.242
173 2026-08-27 19:05 639234535255111795
315 ms 172.237.129.236
172 2026-08-27 19:05 639234535255111795
315 ms 172.237.129.108
171 2026-08-27 18:48 639234525107594067
488 ms 172.237.129.236
170 2026-08-27 18:48 639234525107594067
488 ms 172.237.129.242
169 2026-08-27 18:48 639234525107594067
488 ms 172.237.129.108
168 2026-08-27 18:31 639234514890244566
323 ms 172.237.129.236
167 2026-08-27 18:31 639234514890244566
323 ms 172.237.129.242
166 2026-08-27 18:31 639234514890244566
323 ms 172.237.129.108
165 2026-08-27 18:14 639234504745477862
4 ms 172.237.129.108
164 2026-08-27 18:14 639234504745477862
4 ms 172.237.129.236
163 2026-08-27 18:14 639234504745477862
4 ms 172.237.129.242
162 2026-08-27 17:57 639234494449227290
312 ms 172.237.129.108
161 2026-08-27 17:57 639234494449227290
312 ms 172.237.129.236
160 2026-08-27 17:57 639234494449227290
312 ms 172.237.129.242
159 2026-08-27 17:40 639234484118025686
3 ms 172.237.129.108
158 2026-08-27 17:40 639234484118025686
3 ms 172.237.129.236
157 2026-08-27 17:40 639234484118025686
3 ms 172.237.129.242
156 2026-08-27 17:23 639234473946362077
458 ms 172.237.129.108
155 2026-08-27 17:23 639234473946362077
458 ms 172.237.129.236
154 2026-08-27 17:23 639234473946362077
458 ms 172.237.129.242
153 2026-08-27 17:06 639234463759124388
464 ms 172.237.129.108
152 2026-08-27 17:06 639234463759124388
464 ms 172.237.129.236
151 2026-08-27 17:06 639234463759124388
464 ms 172.237.129.242
150 2026-08-27 16:49 639234453500759178
481 ms 172.237.129.236
149 2026-08-27 16:49 639234453500759178
481 ms 172.237.129.242
148 2026-08-27 16:49 639234453500759178
481 ms 172.237.129.108
147 2026-08-27 16:31 639234442983541638
452 ms 172.237.129.236
146 2026-08-27 16:31 639234442983541638
452 ms 172.237.129.242
145 2026-08-27 16:31 639234442983541638
452 ms 172.237.129.108
144 2026-08-27 16:14 639234432404354562
478 ms 172.237.129.236
143 2026-08-27 16:14 639234432404354562
478 ms 172.237.129.242
142 2026-08-27 16:14 639234432404354562
478 ms 172.237.129.108
141 2026-08-27 15:19 639234399767719119
461 ms 172.237.129.236
140 2026-08-27 15:19 639234399767719119
461 ms 172.237.129.108
139 2026-08-27 15:19 639234399767719119
461 ms 172.237.129.242
138 2026-08-27 15:02 639234389460601485
313 ms 172.237.129.236
137 2026-08-27 15:02 639234389460601485
313 ms 172.237.129.108
136 2026-08-27 15:02 639234389460601485
313 ms 172.237.129.242
135 2026-08-27 14:45 639234379227178707
458 ms 172.237.129.236
134 2026-08-27 14:45 639234379227178707
458 ms 172.237.129.108
133 2026-08-27 14:45 639234379227178707
458 ms 172.237.129.242
132 2026-08-27 14:28 639234369065315214
459 ms 172.237.129.236
131 2026-08-27 14:28 639234369065315214
459 ms 172.237.129.108
130 2026-08-27 14:28 639234369065315214
459 ms 172.237.129.242
129 2026-08-27 14:11 639234358825501576
482 ms 172.237.129.108
128 2026-08-27 14:11 639234358825501576
482 ms 172.237.129.242
127 2026-08-27 14:11 639234358825501576
482 ms 172.237.129.236
126 2026-08-27 13:54 639234348572745268
485 ms 172.237.129.108
125 2026-08-27 13:54 639234348572745268
485 ms 172.237.129.242
124 2026-08-27 13:54 639234348572745268
485 ms 172.237.129.236
123 2026-08-27 13:37 639234338264503481
449 ms 172.237.129.108
122 2026-08-27 13:37 639234338264503481
449 ms 172.237.129.242
121 2026-08-27 13:37 639234338264503481
449 ms 172.237.129.236
120 2026-08-27 13:20 639234327818741376
321 ms 172.237.129.108
119 2026-08-27 13:20 639234327818741376
321 ms 172.237.129.242
118 2026-08-27 13:20 639234327818741376
321 ms 172.237.129.236
117 2026-08-27 13:02 639234317475724313
303 ms 172.237.129.108
116 2026-08-27 13:02 639234317475724313
303 ms 172.237.129.242
115 2026-08-27 13:02 639234317475724313
303 ms 172.237.129.236
114 2026-08-27 12:45 639234307007468133
319 ms 172.237.129.108
113 2026-08-27 12:45 639234307007468133
319 ms 172.237.129.242
112 2026-08-27 12:45 639234307007468133
319 ms 172.237.129.236
111 2026-08-27 12:27 639234296664302575
461 ms 172.237.129.108
110 2026-08-27 12:27 639234296664302575
461 ms 172.237.129.242
109 2026-08-27 12:27 639234296664302575
461 ms 172.237.129.236
108 2026-08-27 12:10 639234286253196126
467 ms 172.237.129.108
107 2026-08-27 12:10 639234286253196126
467 ms 172.237.129.242
106 2026-08-27 12:10 639234286253196126
467 ms 172.237.129.236
105 2026-08-27 11:16 639234253963286387
470 ms 172.237.129.236
104 2026-08-27 11:16 639234253963286387
470 ms 172.237.129.108
103 2026-08-27 11:16 639234253963286387
470 ms 172.237.129.242
102 2026-08-27 10:59 639234243654907465
487 ms 172.237.129.236
101 2026-08-27 10:59 639234243654907465
487 ms 172.237.129.108
100 2026-08-27 10:59 639234243654907465
487 ms 172.237.129.242
99 2026-08-27 10:42 639234233269654413
453 ms 172.237.129.236
98 2026-08-27 10:42 639234233269654413
453 ms 172.237.129.242
97 2026-08-27 10:42 639234233269654413
453 ms 172.237.129.108
96 2026-08-27 10:25 639234222943951923
322 ms 172.237.129.236
95 2026-08-27 10:25 639234222943951923
322 ms 172.237.129.242
94 2026-08-27 10:25 639234222943951923
322 ms 172.237.129.108
93 2026-08-27 10:07 639234212558002823
305 ms 172.237.129.236
92 2026-08-27 10:07 639234212558002823
305 ms 172.237.129.242
91 2026-08-27 10:07 639234212558002823
305 ms 172.237.129.108
90 2026-08-27 09:50 639234202117531850
469 ms 172.237.129.242
89 2026-08-27 09:50 639234202117531850
469 ms 172.237.129.236
88 2026-08-27 09:50 639234202117531850
469 ms 172.237.129.108
87 2026-08-27 09:33 639234191649612722
451 ms 172.237.129.242
86 2026-08-27 09:33 639234191649612722
451 ms 172.237.129.236
85 2026-08-27 09:33 639234191649612722
451 ms 172.237.129.108
84 2026-08-27 09:15 639234181105879568
456 ms 172.237.129.236
83 2026-08-27 09:15 639234181105879568
456 ms 172.237.129.242
82 2026-08-27 09:15 639234181105879568
456 ms 172.237.129.108
81 2026-08-27 08:57 639234170713214496
493 ms 172.237.129.108
80 2026-08-27 08:57 639234170713214496
493 ms 172.237.129.242
79 2026-08-27 08:57 639234170713214496
493 ms 172.237.129.236
78 2026-08-27 08:40 639234160341037652
302 ms 172.237.129.242
77 2026-08-27 08:40 639234160341037652
302 ms 172.237.129.236
76 2026-08-27 08:40 639234160341037652
302 ms 172.237.129.108
75 2026-08-27 08:23 639234149799404224
2222 ms 172.237.129.242
74 2026-08-27 08:23 639234149799404224
2222 ms 172.237.129.108
73 2026-08-27 08:23 639234149799404224
2222 ms 172.237.129.236
72 2026-08-27 08:05 639234139553286469
460 ms 172.237.129.108
71 2026-08-27 08:05 639234139553286469
460 ms 172.237.129.242
70 2026-08-27 08:05 639234139553286469
460 ms 172.237.129.236
69 2026-08-27 07:12 639234107183588293
473 ms 172.237.129.108
68 2026-08-27 07:12 639234107183588293
473 ms 172.237.129.242
67 2026-08-27 07:12 639234107183588293
473 ms 172.237.129.236
66 2026-08-27 06:54 639234096905435724
313 ms 172.237.129.108
65 2026-08-27 06:54 639234096905435724
313 ms 172.237.129.242
64 2026-08-27 06:54 639234096905435724
313 ms 172.237.129.236
63 2026-08-27 06:37 639234086579410775
300 ms 172.237.129.108
62 2026-08-27 06:37 639234086579410775
300 ms 172.237.129.242
61 2026-08-27 06:37 639234086579410775
300 ms 172.237.129.236
60 2026-08-27 06:20 639234076291157956
470 ms 172.237.129.236
59 2026-08-27 06:20 639234076291157956
470 ms 172.237.129.242
58 2026-08-27 06:20 639234076291157956
470 ms 172.237.129.108
57 2026-08-27 06:03 639234065981939454
297 ms 172.237.129.236
56 2026-08-27 06:03 639234065981939454
297 ms 172.237.129.242
55 2026-08-27 06:03 639234065981939454
297 ms 172.237.129.108
54 2026-08-27 05:46 639234055548642997
457 ms 172.237.129.236
53 2026-08-27 05:46 639234055548642997
457 ms 172.237.129.242
52 2026-08-27 05:46 639234055548642997
457 ms 172.237.129.108
51 2026-08-27 05:28 639234045267979603
451 ms 172.237.129.236
50 2026-08-27 05:28 639234045267979603
451 ms 172.237.129.242
49 2026-08-27 05:28 639234045267979603
451 ms 172.237.129.108
48 2026-08-27 05:11 639234034999717463
453 ms 172.237.129.236
47 2026-08-27 05:11 639234034999717463
453 ms 172.237.129.242
46 2026-08-27 05:11 639234034999717463
453 ms 172.237.129.108
45 2026-08-27 04:54 639234024739225358
316 ms 172.237.129.108
44 2026-08-27 04:54 639234024739225358
316 ms 172.237.129.242
43 2026-08-27 04:54 639234024739225358
316 ms 172.237.129.236
42 2026-08-27 04:37 639234014311170162
333 ms 172.237.129.242
41 2026-08-27 04:37 639234014311170162
333 ms 172.237.129.108
40 2026-08-27 04:37 639234014311170162
333 ms 172.237.129.236
39 2026-08-27 04:19 639234003806017640
464 ms 172.237.129.236
38 2026-08-27 04:19 639234003806017640
464 ms 172.237.129.108
37 2026-08-27 04:19 639234003806017640
464 ms 172.237.129.242
36 2026-08-27 04:02 639233993356203030
456 ms 172.237.129.108
35 2026-08-27 04:02 639233993356203030
456 ms 172.237.129.242
34 2026-08-27 04:02 639233993356203030
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33 2026-08-27 03:09 639233961301716608
609 ms 172.237.129.108
32 2026-08-27 03:09 639233961301716608
609 ms 172.237.129.236
31 2026-08-27 03:09 639233961301716608
609 ms 172.237.129.242
30 2026-08-27 02:51 639233950834200647
485 ms 172.237.129.236
29 2026-08-27 02:51 639233950834200647
485 ms 172.237.129.242
28 2026-08-27 02:51 639233950834200647
485 ms 172.237.129.108
27 2026-08-27 02:34 639233940431849026
326 ms 172.237.129.242
26 2026-08-27 02:34 639233940431849026
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25 2026-08-27 02:34 639233940431849026
326 ms 172.237.129.236
24 2026-08-27 02:17 639233930110596398
488 ms 172.237.129.108
23 2026-08-27 02:17 639233930110596398
488 ms 172.237.129.242
22 2026-08-27 02:17 639233930110596398
488 ms 172.237.129.236
21 2026-08-27 01:59 639233919705434540
310 ms 172.237.129.108
20 2026-08-27 01:59 639233919705434540
310 ms 172.237.129.242
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18 2026-08-27 01:42 639233909452807845
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16 2026-08-27 01:42 639233909452807845
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15 2026-08-27 01:25 639233899096420820
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14 2026-08-27 01:25 639233899096420820
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13 2026-08-27 01:25 639233899096420820
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12 2026-08-27 01:08 639233888707824939
318 ms 172.237.129.236
11 2026-08-27 01:08 639233888707824939
318 ms 172.237.129.108
10 2026-08-27 01:08 639233888707824939
318 ms 172.237.129.242
9 2026-08-27 00:50 639233878461203802
304 ms 172.237.129.236
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7 2026-08-27 00:50 639233878461203802
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6 2026-08-27 00:33 639233868060868209
497 ms 172.237.129.236
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3 2026-08-27 00:16 639233857450922991
301 ms 172.237.129.236
2 2026-08-27 00:16 639233857450922991
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1 2026-08-27 00:16 639233857450922991
301 ms 172.237.129.108