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 2026-08-25. For this date, NameServerHistory found 205 DNS check records, 204 successful responses, 1 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

205

Historical checks stored for this nameserver on selected date

Average Latency

26 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 23:49

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

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 isabel.ns.cloudflare.com

Showing DNS history for 2026-08-25 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
205 2026-08-25 23:49 639232985300872416
11 ms 108.162.194.104
204 2026-08-25 23:49 639232985300872416
11 ms 162.159.38.104
203 2026-08-25 23:49 639232985300872416
11 ms 172.64.34.104
202 2026-08-25 23:32 639232974980190573
17 ms 108.162.194.104
201 2026-08-25 23:32 639232974980190573
17 ms 162.159.38.104
200 2026-08-25 23:32 639232974980190573
17 ms 172.64.34.104
199 2026-08-25 23:15 639232964577050707
20 ms 108.162.194.104
198 2026-08-25 23:15 639232964577050707
20 ms 162.159.38.104
197 2026-08-25 23:15 639232964577050707
20 ms 172.64.34.104
196 2026-08-25 22:21 639232932163142799
40 ms 108.162.194.104
195 2026-08-25 22:21 639232932163142799
40 ms 162.159.38.104
194 2026-08-25 22:21 639232932163142799
40 ms 172.64.34.104
193 2026-08-25 22:03 639232921673215474
12 ms 108.162.194.104
192 2026-08-25 22:03 639232921673215474
12 ms 162.159.38.104
191 2026-08-25 22:03 639232921673215474
12 ms 172.64.34.104
190 2026-08-25 21:46 639232911234504639
17 ms 108.162.194.104
189 2026-08-25 21:46 639232911234504639
17 ms 162.159.38.104
188 2026-08-25 21:46 639232911234504639
17 ms 172.64.34.104
187 2026-08-25 21:28 639232900747078453
36 ms 108.162.194.104
186 2026-08-25 21:28 639232900747078453
36 ms 162.159.38.104
185 2026-08-25 21:28 639232900747078453
36 ms 172.64.34.104
184 2026-08-25 21:11 639232890389222534
65 ms 108.162.194.104
183 2026-08-25 21:11 639232890389222534
65 ms 162.159.38.104
182 2026-08-25 21:11 639232890389222534
65 ms 172.64.34.104
181 2026-08-25 20:54 639232880143390843
22 ms 108.162.194.104
180 2026-08-25 20:54 639232880143390843
22 ms 162.159.38.104
179 2026-08-25 20:54 639232880143390843
22 ms 172.64.34.104
178 2026-08-25 20:37 639232869755024069
32 ms 108.162.194.104
177 2026-08-25 20:37 639232869755024069
32 ms 162.159.38.104
176 2026-08-25 20:37 639232869755024069
32 ms 172.64.34.104
175 2026-08-25 20:19 639232859355940346
29 ms 108.162.194.104
174 2026-08-25 20:19 639232859355940346
29 ms 162.159.38.104
173 2026-08-25 20:19 639232859355940346
29 ms 172.64.34.104
172 2026-08-25 20:02 639232848992244953
6 ms 108.162.194.104
171 2026-08-25 20:02 639232848992244953
6 ms 162.159.38.104
170 2026-08-25 20:02 639232848992244953
6 ms 172.64.34.104
169 2026-08-25 19:45 639232838596478500
41 ms 108.162.194.104
168 2026-08-25 19:45 639232838596478500
41 ms 162.159.38.104
167 2026-08-25 19:45 639232838596478500
41 ms 172.64.34.104
166 2026-08-25 19:27 639232828175327683
-
165 2026-08-25 19:10 639232817798330473
14 ms 108.162.194.104
164 2026-08-25 19:10 639232817798330473
14 ms 162.159.38.104
163 2026-08-25 19:10 639232817798330473
14 ms 172.64.34.104
162 2026-08-25 18:16 639232785462407552
21 ms 108.162.194.104
161 2026-08-25 18:16 639232785462407552
21 ms 162.159.38.104
160 2026-08-25 18:16 639232785462407552
21 ms 172.64.34.104
159 2026-08-25 17:59 639232775177487032
25 ms 108.162.194.104
158 2026-08-25 17:59 639232775177487032
25 ms 162.159.38.104
157 2026-08-25 17:59 639232775177487032
25 ms 172.64.34.104
156 2026-08-25 17:42 639232764991087115
15 ms 108.162.194.104
155 2026-08-25 17:42 639232764991087115
15 ms 162.159.38.104
154 2026-08-25 17:42 639232764991087115
15 ms 172.64.34.104
153 2026-08-25 17:25 639232754842971478
20 ms 108.162.194.104
152 2026-08-25 17:25 639232754842971478
20 ms 162.159.38.104
151 2026-08-25 17:25 639232754842971478
20 ms 172.64.34.104
150 2026-08-25 17:08 639232744455159107
29 ms 108.162.194.104
149 2026-08-25 17:08 639232744455159107
29 ms 162.159.38.104
148 2026-08-25 17:08 639232744455159107
29 ms 172.64.34.104
147 2026-08-25 16:51 639232734145178231
67 ms 108.162.194.104
146 2026-08-25 16:51 639232734145178231
67 ms 162.159.38.104
145 2026-08-25 16:51 639232734145178231
67 ms 172.64.34.104
144 2026-08-25 16:33 639232723827874402
33 ms 108.162.194.104
143 2026-08-25 16:33 639232723827874402
33 ms 162.159.38.104
142 2026-08-25 16:33 639232723827874402
33 ms 172.64.34.104
141 2026-08-25 16:16 639232713533011892
50 ms 108.162.194.104
140 2026-08-25 16:16 639232713533011892
50 ms 162.159.38.104
139 2026-08-25 16:16 639232713533011892
50 ms 172.64.34.104
138 2026-08-25 15:59 639232703065318207
24 ms 108.162.194.104
137 2026-08-25 15:59 639232703065318207
24 ms 162.159.38.104
136 2026-08-25 15:59 639232703065318207
24 ms 172.64.34.104
135 2026-08-25 15:41 639232692629559470
46 ms 108.162.194.104
134 2026-08-25 15:41 639232692629559470
46 ms 162.159.38.104
133 2026-08-25 15:41 639232692629559470
46 ms 172.64.34.104
132 2026-08-25 15:24 639232682238836475
94 ms 108.162.194.104
131 2026-08-25 15:24 639232682238836475
94 ms 162.159.38.104
130 2026-08-25 15:24 639232682238836475
94 ms 172.64.34.104
129 2026-08-25 15:07 639232671787004306
40 ms 108.162.194.104
128 2026-08-25 15:07 639232671787004306
40 ms 162.159.38.104
127 2026-08-25 15:07 639232671787004306
40 ms 172.64.34.104
126 2026-08-25 14:12 639232638994329666
34 ms 108.162.194.104
125 2026-08-25 14:12 639232638994329666
34 ms 162.159.38.104
124 2026-08-25 14:12 639232638994329666
34 ms 172.64.34.104
123 2026-08-25 13:55 639232628614783237
38 ms 108.162.194.104
122 2026-08-25 13:55 639232628614783237
38 ms 162.159.38.104
121 2026-08-25 13:55 639232628614783237
38 ms 172.64.34.104
120 2026-08-25 13:38 639232618360728578
7 ms 108.162.194.104
119 2026-08-25 13:38 639232618360728578
7 ms 162.159.38.104
118 2026-08-25 13:38 639232618360728578
7 ms 172.64.34.104
117 2026-08-25 13:20 639232608016476376
15 ms 108.162.194.104
116 2026-08-25 13:20 639232608016476376
15 ms 162.159.38.104
115 2026-08-25 13:20 639232608016476376
15 ms 172.64.34.104
114 2026-08-25 13:03 639232597643611557
8 ms 108.162.194.104
113 2026-08-25 13:03 639232597643611557
8 ms 162.159.38.104
112 2026-08-25 13:03 639232597643611557
8 ms 172.64.34.104
111 2026-08-25 12:46 639232587225721862
17 ms 108.162.194.104
110 2026-08-25 12:46 639232587225721862
17 ms 162.159.38.104
109 2026-08-25 12:46 639232587225721862
17 ms 172.64.34.104
108 2026-08-25 12:28 639232576780683689
34 ms 108.162.194.104
107 2026-08-25 12:28 639232576780683689
34 ms 162.159.38.104
106 2026-08-25 12:28 639232576780683689
34 ms 172.64.34.104
105 2026-08-25 12:11 639232566381512620
23 ms 108.162.194.104
104 2026-08-25 12:11 639232566381512620
23 ms 162.159.38.104
103 2026-08-25 12:11 639232566381512620
23 ms 172.64.34.104
102 2026-08-25 11:54 639232556111768563
20 ms 108.162.194.104
101 2026-08-25 11:54 639232556111768563
20 ms 162.159.38.104
100 2026-08-25 11:54 639232556111768563
20 ms 172.64.34.104
99 2026-08-25 11:37 639232545839529039
34 ms 108.162.194.104
98 2026-08-25 11:37 639232545839529039
34 ms 162.159.38.104
97 2026-08-25 11:37 639232545839529039
34 ms 172.64.34.104
96 2026-08-25 11:19 639232535349285207
12 ms 108.162.194.104
95 2026-08-25 11:19 639232535349285207
12 ms 162.159.38.104
94 2026-08-25 11:19 639232535349285207
12 ms 172.64.34.104
93 2026-08-25 11:02 639232524938080723
10 ms 108.162.194.104
92 2026-08-25 11:02 639232524938080723
10 ms 162.159.38.104
91 2026-08-25 11:02 639232524938080723
10 ms 172.64.34.104
90 2026-08-25 10:08 639232492740373468
29 ms 108.162.194.104
89 2026-08-25 10:08 639232492740373468
29 ms 162.159.38.104
88 2026-08-25 10:08 639232492740373468
29 ms 172.64.34.104
87 2026-08-25 09:51 639232482235303141
26 ms 108.162.194.104
86 2026-08-25 09:51 639232482235303141
26 ms 162.159.38.104
85 2026-08-25 09:51 639232482235303141
26 ms 172.64.34.104
84 2026-08-25 09:33 639232471861770303
11 ms 108.162.194.104
83 2026-08-25 09:33 639232471861770303
11 ms 162.159.38.104
82 2026-08-25 09:33 639232471861770303
11 ms 172.64.34.104
81 2026-08-25 09:16 639232461630217327
28 ms 108.162.194.104
80 2026-08-25 09:16 639232461630217327
28 ms 162.159.38.104
79 2026-08-25 09:16 639232461630217327
28 ms 172.64.34.104
78 2026-08-25 08:59 639232451282965990
41 ms 108.162.194.104
77 2026-08-25 08:59 639232451282965990
41 ms 162.159.38.104
76 2026-08-25 08:59 639232451282965990
41 ms 172.64.34.104
75 2026-08-25 08:42 639232440814614938
23 ms 108.162.194.104
74 2026-08-25 08:42 639232440814614938
23 ms 162.159.38.104
73 2026-08-25 08:42 639232440814614938
23 ms 172.64.34.104
72 2026-08-25 08:24 639232430410720425
23 ms 108.162.194.104
71 2026-08-25 08:24 639232430410720425
23 ms 162.159.38.104
70 2026-08-25 08:24 639232430410720425
23 ms 172.64.34.104
69 2026-08-25 08:07 639232420003096185
11 ms 108.162.194.104
68 2026-08-25 08:07 639232420003096185
11 ms 162.159.38.104
67 2026-08-25 08:07 639232420003096185
11 ms 172.64.34.104
66 2026-08-25 07:49 639232409467287444
11 ms 108.162.194.104
65 2026-08-25 07:49 639232409467287444
11 ms 162.159.38.104
64 2026-08-25 07:49 639232409467287444
11 ms 172.64.34.104
63 2026-08-25 07:32 639232399077195997
44 ms 108.162.194.104
62 2026-08-25 07:32 639232399077195997
44 ms 162.159.38.104
61 2026-08-25 07:32 639232399077195997
44 ms 172.64.34.104
60 2026-08-25 07:15 639232388731528337
52 ms 108.162.194.104
59 2026-08-25 07:15 639232388731528337
52 ms 162.159.38.104
58 2026-08-25 07:15 639232388731528337
52 ms 172.64.34.104
57 2026-08-25 06:57 639232378288598612
16 ms 108.162.194.104
56 2026-08-25 06:57 639232378288598612
16 ms 162.159.38.104
55 2026-08-25 06:57 639232378288598612
16 ms 172.64.34.104
54 2026-08-25 06:04 639232346196373643
24 ms 108.162.194.104
53 2026-08-25 06:04 639232346196373643
24 ms 162.159.38.104
52 2026-08-25 06:04 639232346196373643
24 ms 172.64.34.104
51 2026-08-25 05:47 639232336112370741
38 ms 108.162.194.104
50 2026-08-25 05:47 639232336112370741
38 ms 162.159.38.104
49 2026-08-25 05:47 639232336112370741
38 ms 172.64.34.104
48 2026-08-25 05:31 639232326146508970
32 ms 108.162.194.104
47 2026-08-25 05:31 639232326146508970
32 ms 162.159.38.104
46 2026-08-25 05:31 639232326146508970
32 ms 172.64.34.104
45 2026-08-25 05:14 639232316189381720
22 ms 108.162.194.104
44 2026-08-25 05:14 639232316189381720
22 ms 162.159.38.104
43 2026-08-25 05:14 639232316189381720
22 ms 172.64.34.104
42 2026-08-25 04:57 639232306217998913
5 ms 108.162.194.104
41 2026-08-25 04:57 639232306217998913
5 ms 162.159.38.104
40 2026-08-25 04:57 639232306217998913
5 ms 172.64.34.104
39 2026-08-25 04:41 639232296255744174
5 ms 108.162.194.104
38 2026-08-25 04:41 639232296255744174
5 ms 162.159.38.104
37 2026-08-25 04:41 639232296255744174
5 ms 172.64.34.104
36 2026-08-25 04:24 639232286095760789
19 ms 108.162.194.104
35 2026-08-25 04:24 639232286095760789
19 ms 162.159.38.104
34 2026-08-25 04:24 639232286095760789
19 ms 172.64.34.104
33 2026-08-25 04:07 639232276086186273
25 ms 108.162.194.104
32 2026-08-25 04:07 639232276086186273
25 ms 162.159.38.104
31 2026-08-25 04:07 639232276086186273
25 ms 172.64.34.104
30 2026-08-25 03:50 639232265900986425
22 ms 108.162.194.104
29 2026-08-25 03:50 639232265900986425
22 ms 162.159.38.104
28 2026-08-25 03:50 639232265900986425
22 ms 172.64.34.104
27 2026-08-25 03:33 639232255723518075
14 ms 108.162.194.104
26 2026-08-25 03:33 639232255723518075
14 ms 162.159.38.104
25 2026-08-25 03:33 639232255723518075
14 ms 172.64.34.104
24 2026-08-25 03:16 639232245484452890
21 ms 108.162.194.104
23 2026-08-25 03:16 639232245484452890
21 ms 162.159.38.104
22 2026-08-25 03:16 639232245484452890
21 ms 172.64.34.104
21 2026-08-25 02:59 639232235157175331
22 ms 108.162.194.104
20 2026-08-25 02:59 639232235157175331
22 ms 162.159.38.104
19 2026-08-25 02:59 639232235157175331
22 ms 172.64.34.104
18 2026-08-25 02:06 639232203197189095
4 ms 108.162.194.104
17 2026-08-25 02:06 639232203197189095
4 ms 162.159.38.104
16 2026-08-25 02:06 639232203197189095
4 ms 172.64.34.104
15 2026-08-25 01:48 639232192844564298
44 ms 108.162.194.104
14 2026-08-25 01:48 639232192844564298
44 ms 162.159.38.104
13 2026-08-25 01:48 639232192844564298
44 ms 172.64.34.104
12 2026-08-25 01:31 639232182496008942
24 ms 108.162.194.104
11 2026-08-25 01:31 639232182496008942
24 ms 162.159.38.104
10 2026-08-25 01:31 639232182496008942
24 ms 172.64.34.104
9 2026-08-25 01:14 639232172197053132
25 ms 108.162.194.104
8 2026-08-25 01:14 639232172197053132
25 ms 162.159.38.104
7 2026-08-25 01:14 639232172197053132
25 ms 172.64.34.104
6 2026-08-25 00:21 639232140250307418
18 ms 108.162.194.104
5 2026-08-25 00:21 639232140250307418
18 ms 162.159.38.104
4 2026-08-25 00:21 639232140250307418
18 ms 172.64.34.104
3 2026-08-25 00:03 639232129927860324
18 ms 108.162.194.104
2 2026-08-25 00:03 639232129927860324
18 ms 162.159.38.104
1 2026-08-25 00:03 639232129927860324
18 ms 172.64.34.104