DNS response history for isabel.ns.cloudflare.com

isabel.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 2026-08-27. For this date, NameServerHistory found 207 DNS check records, 204 successful responses, 3 failed responses, and 26 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 isabel.ns.cloudflare.com.
Records on Selected Date

207

Historical checks stored for this nameserver on selected date

Average Latency

26 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 23:11

All timestamps shown in UTC

Latest Resolved IP on Selected Date

108.162.194.104

Most recently resolved hosting IP on selected date

Successful Responses

204

Checks that returned a measurable response

Failed Responses

3

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for isabel.ns.cloudflare.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
207 2026-08-27 23:11 639234690580226618
20 ms 108.162.194.104
206 2026-08-27 23:11 639234690580226618
20 ms 162.159.38.104
205 2026-08-27 23:11 639234690580226618
20 ms 172.64.34.104
204 2026-08-27 22:54 639234680477852135
105 ms 108.162.194.104
203 2026-08-27 22:54 639234680477852135
105 ms 162.159.38.104
202 2026-08-27 22:54 639234680477852135
105 ms 172.64.34.104
201 2026-08-27 22:37 639234670282270693
36 ms 108.162.194.104
200 2026-08-27 22:37 639234670282270693
36 ms 162.159.38.104
199 2026-08-27 22:37 639234670282270693
36 ms 172.64.34.104
198 2026-08-27 22:20 639234660146106544
22 ms 108.162.194.104
197 2026-08-27 22:20 639234660146106544
22 ms 162.159.38.104
196 2026-08-27 22:20 639234660146106544
22 ms 172.64.34.104
195 2026-08-27 22:03 639234649768231829
18 ms 108.162.194.104
194 2026-08-27 22:03 639234649768231829
18 ms 162.159.38.104
193 2026-08-27 22:03 639234649768231829
18 ms 172.64.34.104
192 2026-08-27 21:46 639234639589413826
26 ms 108.162.194.104
191 2026-08-27 21:46 639234639589413826
26 ms 162.159.38.104
190 2026-08-27 21:46 639234639589413826
26 ms 172.64.34.104
189 2026-08-27 21:29 639234629372993861
13 ms 108.162.194.104
188 2026-08-27 21:29 639234629372993861
13 ms 162.159.38.104
187 2026-08-27 21:29 639234629372993861
13 ms 172.64.34.104
186 2026-08-27 21:12 639234619223904344
4 ms 108.162.194.104
185 2026-08-27 21:12 639234619223904344
4 ms 162.159.38.104
184 2026-08-27 21:12 639234619223904344
4 ms 172.64.34.104
183 2026-08-27 20:55 639234608944811927
37 ms 108.162.194.104
182 2026-08-27 20:55 639234608944811927
37 ms 162.159.38.104
181 2026-08-27 20:55 639234608944811927
37 ms 172.64.34.104
180 2026-08-27 20:38 639234598661858910
8 ms 108.162.194.104
179 2026-08-27 20:38 639234598661858910
8 ms 162.159.38.104
178 2026-08-27 20:38 639234598661858910
8 ms 172.64.34.104
177 2026-08-27 20:21 639234588314533893
27 ms 108.162.194.104
176 2026-08-27 20:21 639234588314533893
27 ms 162.159.38.104
175 2026-08-27 20:21 639234588314533893
27 ms 172.64.34.104
174 2026-08-27 20:03 639234577878211878
58 ms 108.162.194.104
173 2026-08-27 20:03 639234577878211878
58 ms 162.159.38.104
172 2026-08-27 20:03 639234577878211878
58 ms 172.64.34.104
171 2026-08-27 19:10 639234545578367474
7 ms 108.162.194.104
170 2026-08-27 19:10 639234545578367474
7 ms 162.159.38.104
169 2026-08-27 19:10 639234545578367474
7 ms 172.64.34.104
168 2026-08-27 18:52 639234535255111795
29 ms 108.162.194.104
167 2026-08-27 18:52 639234535255111795
29 ms 162.159.38.104
166 2026-08-27 18:52 639234535255111795
29 ms 172.64.34.104
165 2026-08-27 18:35 639234525107594067
6 ms 108.162.194.104
164 2026-08-27 18:35 639234525107594067
6 ms 162.159.38.104
163 2026-08-27 18:35 639234525107594067
6 ms 172.64.34.104
162 2026-08-27 18:18 639234514890244566
12 ms 108.162.194.104
161 2026-08-27 18:18 639234514890244566
12 ms 162.159.38.104
160 2026-08-27 18:18 639234514890244566
12 ms 172.64.34.104
159 2026-08-27 18:01 639234504745477862
80 ms 108.162.194.104
158 2026-08-27 18:01 639234504745477862
80 ms 162.159.38.104
157 2026-08-27 18:01 639234504745477862
80 ms 172.64.34.104
156 2026-08-27 17:44 639234494449227290
29 ms 108.162.194.104
155 2026-08-27 17:44 639234494449227290
29 ms 162.159.38.104
154 2026-08-27 17:44 639234494449227290
29 ms 172.64.34.104
153 2026-08-27 17:27 639234484118025686
20 ms 108.162.194.104
152 2026-08-27 17:27 639234484118025686
20 ms 162.159.38.104
151 2026-08-27 17:27 639234484118025686
20 ms 172.64.34.104
150 2026-08-27 17:10 639234473946362077
18 ms 108.162.194.104
149 2026-08-27 17:10 639234473946362077
18 ms 162.159.38.104
148 2026-08-27 17:10 639234473946362077
18 ms 172.64.34.104
147 2026-08-27 16:53 639234463759124388
35 ms 108.162.194.104
146 2026-08-27 16:53 639234463759124388
35 ms 162.159.38.104
145 2026-08-27 16:53 639234463759124388
35 ms 172.64.34.104
144 2026-08-27 16:36 639234453500759178
14 ms 108.162.194.104
143 2026-08-27 16:36 639234453500759178
14 ms 162.159.38.104
142 2026-08-27 16:36 639234453500759178
14 ms 172.64.34.104
141 2026-08-27 16:19 639234442983541638
23 ms 108.162.194.104
140 2026-08-27 16:19 639234442983541638
23 ms 162.159.38.104
139 2026-08-27 16:19 639234442983541638
23 ms 172.64.34.104
138 2026-08-27 16:01 639234432404354562
28 ms 108.162.194.104
137 2026-08-27 16:01 639234432404354562
28 ms 162.159.38.104
136 2026-08-27 16:01 639234432404354562
28 ms 172.64.34.104
135 2026-08-27 15:06 639234399767719119
8 ms 108.162.194.104
134 2026-08-27 15:06 639234399767719119
8 ms 162.159.38.104
133 2026-08-27 15:06 639234399767719119
8 ms 172.64.34.104
132 2026-08-27 14:49 639234389460601485
18 ms 108.162.194.104
131 2026-08-27 14:49 639234389460601485
18 ms 162.159.38.104
130 2026-08-27 14:49 639234389460601485
18 ms 172.64.34.104
129 2026-08-27 14:32 639234379227178707
19 ms 108.162.194.104
128 2026-08-27 14:32 639234379227178707
19 ms 162.159.38.104
127 2026-08-27 14:32 639234379227178707
19 ms 172.64.34.104
126 2026-08-27 14:15 639234369065315214
-
125 2026-08-27 13:58 639234358825501576
11 ms 108.162.194.104
124 2026-08-27 13:58 639234358825501576
11 ms 162.159.38.104
123 2026-08-27 13:58 639234358825501576
11 ms 172.64.34.104
122 2026-08-27 13:41 639234348572745268
32 ms 108.162.194.104
121 2026-08-27 13:41 639234348572745268
32 ms 162.159.38.104
120 2026-08-27 13:41 639234348572745268
32 ms 172.64.34.104
119 2026-08-27 13:24 639234338264503481
24 ms 108.162.194.104
118 2026-08-27 13:24 639234338264503481
24 ms 162.159.38.104
117 2026-08-27 13:24 639234338264503481
24 ms 172.64.34.104
116 2026-08-27 13:07 639234327818741376
6 ms 108.162.194.104
115 2026-08-27 13:07 639234327818741376
6 ms 162.159.38.104
114 2026-08-27 13:07 639234327818741376
6 ms 172.64.34.104
113 2026-08-27 12:49 639234317475724313
30 ms 108.162.194.104
112 2026-08-27 12:49 639234317475724313
30 ms 162.159.38.104
111 2026-08-27 12:49 639234317475724313
30 ms 172.64.34.104
110 2026-08-27 12:32 639234307007468133
16 ms 108.162.194.104
109 2026-08-27 12:32 639234307007468133
16 ms 162.159.38.104
108 2026-08-27 12:32 639234307007468133
16 ms 172.64.34.104
107 2026-08-27 12:15 639234296664302575
34 ms 108.162.194.104
106 2026-08-27 12:15 639234296664302575
34 ms 162.159.38.104
105 2026-08-27 12:15 639234296664302575
34 ms 172.64.34.104
104 2026-08-27 11:57 639234286253196126
29 ms 108.162.194.104
103 2026-08-27 11:57 639234286253196126
29 ms 162.159.38.104
102 2026-08-27 11:57 639234286253196126
29 ms 172.64.34.104
101 2026-08-27 11:04 639234253963286387
43 ms 108.162.194.104
100 2026-08-27 11:04 639234253963286387
43 ms 162.159.38.104
99 2026-08-27 11:04 639234253963286387
43 ms 172.64.34.104
98 2026-08-27 10:46 639234243654907465
7 ms 108.162.194.104
97 2026-08-27 10:46 639234243654907465
7 ms 162.159.38.104
96 2026-08-27 10:46 639234243654907465
7 ms 172.64.34.104
95 2026-08-27 10:29 639234233269654413
16 ms 108.162.194.104
94 2026-08-27 10:29 639234233269654413
16 ms 162.159.38.104
93 2026-08-27 10:29 639234233269654413
16 ms 172.64.34.104
92 2026-08-27 10:12 639234222943951923
28 ms 108.162.194.104
91 2026-08-27 10:12 639234222943951923
28 ms 162.159.38.104
90 2026-08-27 10:12 639234222943951923
28 ms 172.64.34.104
89 2026-08-27 09:55 639234212558002823
26 ms 108.162.194.104
88 2026-08-27 09:55 639234212558002823
26 ms 162.159.38.104
87 2026-08-27 09:55 639234212558002823
26 ms 172.64.34.104
86 2026-08-27 09:37 639234202117531850
5 ms 108.162.194.104
85 2026-08-27 09:37 639234202117531850
5 ms 162.159.38.104
84 2026-08-27 09:37 639234202117531850
5 ms 172.64.34.104
83 2026-08-27 09:20 639234191649612722
5 ms 108.162.194.104
82 2026-08-27 09:20 639234191649612722
5 ms 162.159.38.104
81 2026-08-27 09:20 639234191649612722
5 ms 172.64.34.104
80 2026-08-27 09:02 639234181105879568
5 ms 108.162.194.104
79 2026-08-27 09:02 639234181105879568
5 ms 162.159.38.104
78 2026-08-27 09:02 639234181105879568
5 ms 172.64.34.104
77 2026-08-27 08:45 639234170713214496
18 ms 108.162.194.104
76 2026-08-27 08:45 639234170713214496
18 ms 162.159.38.104
75 2026-08-27 08:45 639234170713214496
18 ms 172.64.34.104
74 2026-08-27 08:27 639234160341037652
5 ms 108.162.194.104
73 2026-08-27 08:27 639234160341037652
5 ms 162.159.38.104
72 2026-08-27 08:27 639234160341037652
5 ms 172.64.34.104
71 2026-08-27 08:10 639234149799404224
115 ms 108.162.194.104
70 2026-08-27 08:10 639234149799404224
115 ms 162.159.38.104
69 2026-08-27 08:10 639234149799404224
115 ms 172.64.34.104
68 2026-08-27 07:53 639234139553286469
5 ms 108.162.194.104
67 2026-08-27 07:53 639234139553286469
5 ms 162.159.38.104
66 2026-08-27 07:53 639234139553286469
5 ms 172.64.34.104
65 2026-08-27 06:59 639234107183588293
72 ms 108.162.194.104
64 2026-08-27 06:59 639234107183588293
72 ms 162.159.38.104
63 2026-08-27 06:59 639234107183588293
72 ms 172.64.34.104
62 2026-08-27 06:42 639234096905435724
30 ms 108.162.194.104
61 2026-08-27 06:42 639234096905435724
30 ms 162.159.38.104
60 2026-08-27 06:42 639234096905435724
30 ms 172.64.34.104
59 2026-08-27 06:25 639234086579410775
-
58 2026-08-27 06:07 639234076291157956
19 ms 108.162.194.104
57 2026-08-27 06:07 639234076291157956
19 ms 162.159.38.104
56 2026-08-27 06:07 639234076291157956
19 ms 172.64.34.104
55 2026-08-27 05:50 639234065981939454
29 ms 108.162.194.104
54 2026-08-27 05:50 639234065981939454
29 ms 162.159.38.104
53 2026-08-27 05:50 639234065981939454
29 ms 172.64.34.104
52 2026-08-27 05:33 639234055548642997
7 ms 108.162.194.104
51 2026-08-27 05:33 639234055548642997
7 ms 162.159.38.104
50 2026-08-27 05:33 639234055548642997
7 ms 172.64.34.104
49 2026-08-27 05:16 639234045267979603
24 ms 108.162.194.104
48 2026-08-27 05:16 639234045267979603
24 ms 162.159.38.104
47 2026-08-27 05:16 639234045267979603
24 ms 172.64.34.104
46 2026-08-27 04:59 639234034999717463
45 ms 108.162.194.104
45 2026-08-27 04:59 639234034999717463
45 ms 162.159.38.104
44 2026-08-27 04:59 639234034999717463
45 ms 172.64.34.104
43 2026-08-27 04:42 639234024739225358
43 ms 108.162.194.104
42 2026-08-27 04:42 639234024739225358
43 ms 162.159.38.104
41 2026-08-27 04:42 639234024739225358
43 ms 172.64.34.104
40 2026-08-27 04:24 639234014311170162
10 ms 108.162.194.104
39 2026-08-27 04:24 639234014311170162
10 ms 162.159.38.104
38 2026-08-27 04:24 639234014311170162
10 ms 172.64.34.104
37 2026-08-27 04:07 639234003806017640
60 ms 108.162.194.104
36 2026-08-27 04:07 639234003806017640
60 ms 162.159.38.104
35 2026-08-27 04:07 639234003806017640
60 ms 172.64.34.104
34 2026-08-27 03:49 639233993356203030
59 ms 108.162.194.104
33 2026-08-27 03:49 639233993356203030
59 ms 162.159.38.104
32 2026-08-27 03:49 639233993356203030
59 ms 172.64.34.104
31 2026-08-27 02:56 639233961301716608
21 ms 108.162.194.104
30 2026-08-27 02:56 639233961301716608
21 ms 162.159.38.104
29 2026-08-27 02:56 639233961301716608
21 ms 172.64.34.104
28 2026-08-27 02:38 639233950834200647
7 ms 108.162.194.104
27 2026-08-27 02:38 639233950834200647
7 ms 162.159.38.104
26 2026-08-27 02:38 639233950834200647
7 ms 172.64.34.104
25 2026-08-27 02:21 639233940431849026
24 ms 108.162.194.104
24 2026-08-27 02:21 639233940431849026
24 ms 162.159.38.104
23 2026-08-27 02:21 639233940431849026
24 ms 172.64.34.104
22 2026-08-27 02:04 639233930110596398
25 ms 108.162.194.104
21 2026-08-27 02:04 639233930110596398
25 ms 162.159.38.104
20 2026-08-27 02:04 639233930110596398
25 ms 172.64.34.104
19 2026-08-27 01:46 639233919705434540
8 ms 108.162.194.104
18 2026-08-27 01:46 639233919705434540
8 ms 162.159.38.104
17 2026-08-27 01:46 639233919705434540
8 ms 172.64.34.104
16 2026-08-27 01:29 639233909452807845
29 ms 108.162.194.104
15 2026-08-27 01:29 639233909452807845
29 ms 162.159.38.104
14 2026-08-27 01:29 639233909452807845
29 ms 172.64.34.104
13 2026-08-27 01:12 639233899096420820
23 ms 108.162.194.104
12 2026-08-27 01:12 639233899096420820
23 ms 162.159.38.104
11 2026-08-27 01:12 639233899096420820
23 ms 172.64.34.104
10 2026-08-27 00:55 639233888707824939
13 ms 108.162.194.104
9 2026-08-27 00:55 639233888707824939
13 ms 162.159.38.104
8 2026-08-27 00:55 639233888707824939
13 ms 172.64.34.104
7 2026-08-27 00:38 639233878461203802
19 ms 108.162.194.104
6 2026-08-27 00:38 639233878461203802
19 ms 162.159.38.104
5 2026-08-27 00:38 639233878461203802
19 ms 172.64.34.104
4 2026-08-27 00:20 639233868060868209
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3 2026-08-27 00:03 639233857450922991
14 ms 108.162.194.104
2 2026-08-27 00:03 639233857450922991
14 ms 162.159.38.104
1 2026-08-27 00:03 639233857450922991
14 ms 172.64.34.104