DNS response history for jack.ns.cloudflare.com

jack.ns.cloudflare.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 2026-08-17. For this date, NameServerHistory found 214 DNS check records, 213 successful responses, 1 failed responses, and 58 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 jack.ns.cloudflare.com.
Records on Selected Date

214

Historical checks stored for this nameserver on selected date

Average Latency

58 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

108.162.193.121

Most recently resolved hosting IP on selected date

Successful Responses

213

Checks that returned a measurable response

Failed Responses

1

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 jack.ns.cloudflare.com

Showing DNS history for 2026-08-17 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
214 2026-08-17 23:47 639226072268080268
12 ms 108.162.193.121
213 2026-08-17 23:47 639226072268080268
12 ms 172.64.33.121
212 2026-08-17 23:47 639226072268080268
12 ms 173.245.59.121
211 2026-08-17 23:31 639226062577647657
21 ms 108.162.193.121
210 2026-08-17 23:31 639226062577647657
21 ms 172.64.33.121
209 2026-08-17 23:31 639226062577647657
21 ms 173.245.59.121
208 2026-08-17 22:39 639226031060857136
19 ms 108.162.193.121
207 2026-08-17 22:39 639226031060857136
19 ms 172.64.33.121
206 2026-08-17 22:39 639226031060857136
19 ms 173.245.59.121
205 2026-08-17 22:23 639226021535117364
20 ms 108.162.193.121
204 2026-08-17 22:23 639226021535117364
20 ms 172.64.33.121
203 2026-08-17 22:23 639226021535117364
20 ms 173.245.59.121
202 2026-08-17 22:07 639226011884237078
35 ms 108.162.193.121
201 2026-08-17 22:07 639226011884237078
35 ms 172.64.33.121
200 2026-08-17 22:07 639226011884237078
35 ms 173.245.59.121
199 2026-08-17 21:51 639226002309299142
46 ms 108.162.193.121
198 2026-08-17 21:51 639226002309299142
46 ms 172.64.33.121
197 2026-08-17 21:51 639226002309299142
46 ms 173.245.59.121
196 2026-08-17 21:35 639225992791784448
27 ms 108.162.193.121
195 2026-08-17 21:35 639225992791784448
27 ms 172.64.33.121
194 2026-08-17 21:35 639225992791784448
27 ms 173.245.59.121
193 2026-08-17 21:19 639225983045271390
45 ms 108.162.193.121
192 2026-08-17 21:19 639225983045271390
45 ms 172.64.33.121
191 2026-08-17 21:19 639225983045271390
45 ms 173.245.59.121
190 2026-08-17 21:02 639225973246293513
-
189 2026-08-17 20:46 639225963620186236
108 ms 108.162.193.121
188 2026-08-17 20:46 639225963620186236
108 ms 172.64.33.121
187 2026-08-17 20:46 639225963620186236
108 ms 173.245.59.121
186 2026-08-17 20:30 639225953899183916
16 ms 108.162.193.121
185 2026-08-17 20:30 639225953899183916
16 ms 172.64.33.121
184 2026-08-17 20:30 639225953899183916
16 ms 173.245.59.121
183 2026-08-17 20:14 639225944391528206
136 ms 108.162.193.121
182 2026-08-17 20:14 639225944391528206
136 ms 172.64.33.121
181 2026-08-17 20:14 639225944391528206
136 ms 173.245.59.121
180 2026-08-17 19:58 639225934593254169
143 ms 108.162.193.121
179 2026-08-17 19:58 639225934593254169
143 ms 172.64.33.121
178 2026-08-17 19:58 639225934593254169
143 ms 173.245.59.121
177 2026-08-17 19:41 639225924669984512
157 ms 108.162.193.121
176 2026-08-17 19:41 639225924669984512
157 ms 172.64.33.121
175 2026-08-17 19:41 639225924669984512
157 ms 173.245.59.121
174 2026-08-17 18:49 639225893048561320
6 ms 108.162.193.121
173 2026-08-17 18:49 639225893048561320
6 ms 172.64.33.121
172 2026-08-17 18:49 639225893048561320
6 ms 173.245.59.121
171 2026-08-17 18:33 639225883481298424
8 ms 108.162.193.121
170 2026-08-17 18:33 639225883481298424
8 ms 172.64.33.121
169 2026-08-17 18:33 639225883481298424
8 ms 173.245.59.121
168 2026-08-17 18:17 639225873845394034
34 ms 108.162.193.121
167 2026-08-17 18:17 639225873845394034
34 ms 172.64.33.121
166 2026-08-17 18:17 639225873845394034
34 ms 173.245.59.121
165 2026-08-17 18:01 639225864216078662
7 ms 108.162.193.121
164 2026-08-17 18:01 639225864216078662
7 ms 172.64.33.121
163 2026-08-17 18:01 639225864216078662
7 ms 173.245.59.121
162 2026-08-17 17:44 639225854541857773
121 ms 108.162.193.121
161 2026-08-17 17:44 639225854541857773
121 ms 172.64.33.121
160 2026-08-17 17:44 639225854541857773
121 ms 173.245.59.121
159 2026-08-17 17:28 639225844733604072
140 ms 108.162.193.121
158 2026-08-17 17:28 639225844733604072
140 ms 172.64.33.121
157 2026-08-17 17:28 639225844733604072
140 ms 173.245.59.121
156 2026-08-17 17:12 639225835085229232
25 ms 108.162.193.121
155 2026-08-17 17:12 639225835085229232
25 ms 172.64.33.121
154 2026-08-17 17:12 639225835085229232
25 ms 173.245.59.121
153 2026-08-17 16:56 639225825349373981
35 ms 108.162.193.121
152 2026-08-17 16:56 639225825349373981
35 ms 172.64.33.121
151 2026-08-17 16:56 639225825349373981
35 ms 173.245.59.121
150 2026-08-17 16:40 639225815690604161
112 ms 108.162.193.121
149 2026-08-17 16:40 639225815690604161
112 ms 172.64.33.121
148 2026-08-17 16:40 639225815690604161
112 ms 173.245.59.121
147 2026-08-17 16:24 639225805952472306
37 ms 108.162.193.121
146 2026-08-17 16:24 639225805952472306
37 ms 172.64.33.121
145 2026-08-17 16:24 639225805952472306
37 ms 173.245.59.121
144 2026-08-17 16:07 639225796264729638
4 ms 108.162.193.121
143 2026-08-17 16:07 639225796264729638
4 ms 172.64.33.121
142 2026-08-17 16:07 639225796264729638
4 ms 173.245.59.121
141 2026-08-17 15:51 639225786326499329
27 ms 108.162.193.121
140 2026-08-17 15:51 639225786326499329
27 ms 172.64.33.121
139 2026-08-17 15:51 639225786326499329
27 ms 173.245.59.121
138 2026-08-17 14:58 639225754798130711
33 ms 108.162.193.121
137 2026-08-17 14:58 639225754798130711
33 ms 172.64.33.121
136 2026-08-17 14:58 639225754798130711
33 ms 173.245.59.121
135 2026-08-17 14:42 639225745123193922
154 ms 108.162.193.121
134 2026-08-17 14:42 639225745123193922
154 ms 172.64.33.121
133 2026-08-17 14:42 639225745123193922
154 ms 173.245.59.121
132 2026-08-17 14:26 639225735540597271
38 ms 108.162.193.121
131 2026-08-17 14:26 639225735540597271
38 ms 172.64.33.121
130 2026-08-17 14:26 639225735540597271
38 ms 173.245.59.121
129 2026-08-17 14:10 639225725894857396
28 ms 108.162.193.121
128 2026-08-17 14:10 639225725894857396
28 ms 172.64.33.121
127 2026-08-17 14:10 639225725894857396
28 ms 173.245.59.121
126 2026-08-17 13:54 639225716249606913
38 ms 108.162.193.121
125 2026-08-17 13:54 639225716249606913
38 ms 172.64.33.121
124 2026-08-17 13:54 639225716249606913
38 ms 173.245.59.121
123 2026-08-17 13:38 639225706638238179
11 ms 108.162.193.121
122 2026-08-17 13:38 639225706638238179
11 ms 172.64.33.121
121 2026-08-17 13:38 639225706638238179
11 ms 173.245.59.121
120 2026-08-17 13:22 639225696949691423
39 ms 108.162.193.121
119 2026-08-17 13:22 639225696949691423
39 ms 172.64.33.121
118 2026-08-17 13:22 639225696949691423
39 ms 173.245.59.121
117 2026-08-17 13:06 639225687286186336
97 ms 108.162.193.121
116 2026-08-17 13:06 639225687286186336
97 ms 172.64.33.121
115 2026-08-17 13:06 639225687286186336
97 ms 173.245.59.121
114 2026-08-17 12:50 639225677679573133
22 ms 108.162.193.121
113 2026-08-17 12:50 639225677679573133
22 ms 172.64.33.121
112 2026-08-17 12:50 639225677679573133
22 ms 173.245.59.121
111 2026-08-17 12:33 639225667957861024
48 ms 108.162.193.121
110 2026-08-17 12:33 639225667957861024
48 ms 172.64.33.121
109 2026-08-17 12:33 639225667957861024
48 ms 173.245.59.121
108 2026-08-17 12:17 639225658298791618
190 ms 108.162.193.121
107 2026-08-17 12:17 639225658298791618
190 ms 172.64.33.121
106 2026-08-17 12:17 639225658298791618
190 ms 173.245.59.121
105 2026-08-17 12:01 639225648583652785
202 ms 108.162.193.121
104 2026-08-17 12:01 639225648583652785
202 ms 172.64.33.121
103 2026-08-17 12:01 639225648583652785
202 ms 173.245.59.121
102 2026-08-17 11:09 639225617000524308
8 ms 108.162.193.121
101 2026-08-17 11:09 639225617000524308
8 ms 172.64.33.121
100 2026-08-17 11:09 639225617000524308
8 ms 173.245.59.121
99 2026-08-17 10:53 639225607668541600
130 ms 108.162.193.121
98 2026-08-17 10:53 639225607668541600
130 ms 172.64.33.121
97 2026-08-17 10:53 639225607668541600
130 ms 173.245.59.121
96 2026-08-17 10:37 639225598117279238
5 ms 108.162.193.121
95 2026-08-17 10:37 639225598117279238
5 ms 172.64.33.121
94 2026-08-17 10:37 639225598117279238
5 ms 173.245.59.121
93 2026-08-17 10:21 639225588751002710
10 ms 108.162.193.121
92 2026-08-17 10:21 639225588751002710
10 ms 172.64.33.121
91 2026-08-17 10:21 639225588751002710
10 ms 173.245.59.121
90 2026-08-17 10:06 639225579295831051
41 ms 108.162.193.121
89 2026-08-17 10:06 639225579295831051
41 ms 172.64.33.121
88 2026-08-17 10:06 639225579295831051
41 ms 173.245.59.121
87 2026-08-17 09:50 639225569761469940
105 ms 108.162.193.121
86 2026-08-17 09:50 639225569761469940
105 ms 172.64.33.121
85 2026-08-17 09:50 639225569761469940
105 ms 173.245.59.121
84 2026-08-17 09:34 639225560161422333
220 ms 108.162.193.121
83 2026-08-17 09:34 639225560161422333
220 ms 172.64.33.121
82 2026-08-17 09:34 639225560161422333
220 ms 173.245.59.121
81 2026-08-17 09:18 639225550739955565
8 ms 108.162.193.121
80 2026-08-17 09:18 639225550739955565
8 ms 172.64.33.121
79 2026-08-17 09:18 639225550739955565
8 ms 173.245.59.121
78 2026-08-17 09:02 639225541125222426
33 ms 108.162.193.121
77 2026-08-17 09:02 639225541125222426
33 ms 172.64.33.121
76 2026-08-17 09:02 639225541125222426
33 ms 173.245.59.121
75 2026-08-17 08:46 639225531526675983
62 ms 108.162.193.121
74 2026-08-17 08:46 639225531526675983
62 ms 172.64.33.121
73 2026-08-17 08:46 639225531526675983
62 ms 173.245.59.121
72 2026-08-17 08:30 639225521915528222
8 ms 108.162.193.121
71 2026-08-17 08:30 639225521915528222
8 ms 172.64.33.121
70 2026-08-17 08:30 639225521915528222
8 ms 173.245.59.121
69 2026-08-17 08:14 639225512148151789
199 ms 172.64.33.121
68 2026-08-17 08:14 639225512148151789
199 ms 173.245.59.121
67 2026-08-17 08:14 639225512148151789
199 ms 108.162.193.121
66 2026-08-17 07:21 639225480786142412
4 ms 108.162.193.121
65 2026-08-17 07:21 639225480786142412
4 ms 172.64.33.121
64 2026-08-17 07:21 639225480786142412
4 ms 173.245.59.121
63 2026-08-17 07:06 639225471394348551
168 ms 108.162.193.121
62 2026-08-17 07:06 639225471394348551
168 ms 172.64.33.121
61 2026-08-17 07:06 639225471394348551
168 ms 173.245.59.121
60 2026-08-17 06:50 639225462031685068
3 ms 172.64.33.121
59 2026-08-17 06:50 639225462031685068
3 ms 173.245.59.121
58 2026-08-17 06:50 639225462031685068
3 ms 108.162.193.121
57 2026-08-17 06:35 639225452639458328
22 ms 108.162.193.121
56 2026-08-17 06:35 639225452639458328
22 ms 172.64.33.121
55 2026-08-17 06:35 639225452639458328
22 ms 173.245.59.121
54 2026-08-17 06:19 639225443300966543
52 ms 108.162.193.121
53 2026-08-17 06:19 639225443300966543
52 ms 172.64.33.121
52 2026-08-17 06:19 639225443300966543
52 ms 173.245.59.121
51 2026-08-17 06:03 639225433880499379
14 ms 108.162.193.121
50 2026-08-17 06:03 639225433880499379
14 ms 172.64.33.121
49 2026-08-17 06:03 639225433880499379
14 ms 173.245.59.121
48 2026-08-17 05:48 639225424395198277
28 ms 108.162.193.121
47 2026-08-17 05:48 639225424395198277
28 ms 172.64.33.121
46 2026-08-17 05:48 639225424395198277
28 ms 173.245.59.121
45 2026-08-17 05:32 639225414744137487
47 ms 108.162.193.121
44 2026-08-17 05:32 639225414744137487
47 ms 172.64.33.121
43 2026-08-17 05:32 639225414744137487
47 ms 173.245.59.121
42 2026-08-17 05:16 639225405186783164
28 ms 108.162.193.121
41 2026-08-17 05:16 639225405186783164
28 ms 172.64.33.121
40 2026-08-17 05:16 639225405186783164
28 ms 173.245.59.121
39 2026-08-17 05:00 639225395563669822
16 ms 108.162.193.121
38 2026-08-17 05:00 639225395563669822
16 ms 172.64.33.121
37 2026-08-17 05:00 639225395563669822
16 ms 173.245.59.121
36 2026-08-17 04:44 639225386076645158
134 ms 172.64.33.121
35 2026-08-17 04:44 639225386076645158
134 ms 108.162.193.121
34 2026-08-17 04:44 639225386076645158
134 ms 173.245.59.121
33 2026-08-17 04:28 639225376620669704
25 ms 108.162.193.121
32 2026-08-17 04:28 639225376620669704
25 ms 172.64.33.121
31 2026-08-17 04:28 639225376620669704
25 ms 173.245.59.121
30 2026-08-17 03:36 639225345580892706
35 ms 108.162.193.121
29 2026-08-17 03:36 639225345580892706
35 ms 172.64.33.121
28 2026-08-17 03:36 639225345580892706
35 ms 173.245.59.121
27 2026-08-17 03:20 639225336207383710
35 ms 108.162.193.121
26 2026-08-17 03:20 639225336207383710
35 ms 172.64.33.121
25 2026-08-17 03:20 639225336207383710
35 ms 173.245.59.121
24 2026-08-17 03:05 639225326726565001
45 ms 108.162.193.121
23 2026-08-17 03:05 639225326726565001
45 ms 172.64.33.121
22 2026-08-17 03:05 639225326726565001
45 ms 173.245.59.121
21 2026-08-17 02:49 639225317249271010
38 ms 108.162.193.121
20 2026-08-17 02:49 639225317249271010
38 ms 172.64.33.121
19 2026-08-17 02:49 639225317249271010
38 ms 173.245.59.121
18 2026-08-17 01:57 639225286280886044
28 ms 108.162.193.121
17 2026-08-17 01:57 639225286280886044
28 ms 172.64.33.121
16 2026-08-17 01:57 639225286280886044
28 ms 173.245.59.121
15 2026-08-17 01:42 639225276872567548
7 ms 108.162.193.121
14 2026-08-17 01:42 639225276872567548
7 ms 172.64.33.121
13 2026-08-17 01:42 639225276872567548
7 ms 173.245.59.121
12 2026-08-17 01:26 639225267353865348
57 ms 108.162.193.121
11 2026-08-17 01:26 639225267353865348
57 ms 172.64.33.121
10 2026-08-17 01:26 639225267353865348
57 ms 173.245.59.121
9 2026-08-17 01:10 639225258033914248
114 ms 108.162.193.121
8 2026-08-17 01:10 639225258033914248
114 ms 172.64.33.121
7 2026-08-17 01:10 639225258033914248
114 ms 173.245.59.121
6 2026-08-17 00:18 639225226652221583
90 ms 108.162.193.121
5 2026-08-17 00:18 639225226652221583
90 ms 172.64.33.121
4 2026-08-17 00:18 639225226652221583
90 ms 173.245.59.121
3 2026-08-17 00:02 639225217156387684
24 ms 108.162.193.121
2 2026-08-17 00:02 639225217156387684
24 ms 172.64.33.121
1 2026-08-17 00:02 639225217156387684
24 ms 173.245.59.121