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 2026-08-28. For this date, NameServerHistory found 160 DNS check records, 156 successful responses, 4 failed responses, and 21 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

160

Historical checks stored for this nameserver on selected date

Average Latency

21 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-28 23:45

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

156

Checks that returned a measurable response

Failed Responses

4

Checks with no response or no returned latency

Failure Rate

2%

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 2026-08-28 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
160 2026-08-28 23:45 639235574865467349
4 ms 108.162.194.104
159 2026-08-28 23:45 639235574865467349
4 ms 162.159.38.104
158 2026-08-28 23:45 639235574865467349
4 ms 172.64.34.104
157 2026-08-28 23:28 639235564640220198
39 ms 108.162.194.104
156 2026-08-28 23:28 639235564640220198
39 ms 162.159.38.104
155 2026-08-28 23:28 639235564640220198
39 ms 172.64.34.104
154 2026-08-28 23:11 639235554328938529
18 ms 108.162.194.104
153 2026-08-28 23:11 639235554328938529
18 ms 162.159.38.104
152 2026-08-28 23:11 639235554328938529
18 ms 172.64.34.104
151 2026-08-28 22:53 639235543879452837
8 ms 108.162.194.104
150 2026-08-28 22:53 639235543879452837
8 ms 162.159.38.104
149 2026-08-28 22:53 639235543879452837
8 ms 172.64.34.104
148 2026-08-28 22:00 639235511923394567
9 ms 108.162.194.104
147 2026-08-28 22:00 639235511923394567
9 ms 162.159.38.104
146 2026-08-28 22:00 639235511923394567
9 ms 172.64.34.104
145 2026-08-28 21:43 639235501571282412
6 ms 108.162.194.104
144 2026-08-28 21:43 639235501571282412
6 ms 162.159.38.104
143 2026-08-28 21:43 639235501571282412
6 ms 172.64.34.104
142 2026-08-28 21:25 639235491147763512
54 ms 108.162.194.104
141 2026-08-28 21:25 639235491147763512
54 ms 162.159.38.104
140 2026-08-28 21:25 639235491147763512
54 ms 172.64.34.104
139 2026-08-28 21:08 639235480607057252
21 ms 108.162.194.104
138 2026-08-28 21:08 639235480607057252
21 ms 162.159.38.104
137 2026-08-28 21:08 639235480607057252
21 ms 172.64.34.104
136 2026-08-28 20:14 639235448504869535
37 ms 108.162.194.104
135 2026-08-28 20:14 639235448504869535
37 ms 162.159.38.104
134 2026-08-28 20:14 639235448504869535
37 ms 172.64.34.104
133 2026-08-28 19:57 639235438205961423
20 ms 108.162.194.104
132 2026-08-28 19:57 639235438205961423
20 ms 162.159.38.104
131 2026-08-28 19:57 639235438205961423
20 ms 172.64.34.104
130 2026-08-28 19:40 639235427771603643
11 ms 108.162.194.104
129 2026-08-28 19:40 639235427771603643
11 ms 162.159.38.104
128 2026-08-28 19:40 639235427771603643
11 ms 172.64.34.104
127 2026-08-28 19:22 639235417327437217
34 ms 108.162.194.104
126 2026-08-28 19:22 639235417327437217
34 ms 162.159.38.104
125 2026-08-28 19:22 639235417327437217
34 ms 172.64.34.104
124 2026-08-28 18:29 639235385468729647
16 ms 108.162.194.104
123 2026-08-28 18:29 639235385468729647
16 ms 162.159.38.104
122 2026-08-28 18:29 639235385468729647
16 ms 172.64.34.104
121 2026-08-28 18:12 639235375227508188
18 ms 108.162.194.104
120 2026-08-28 18:12 639235375227508188
18 ms 162.159.38.104
119 2026-08-28 18:12 639235375227508188
18 ms 172.64.34.104
118 2026-08-28 17:55 639235364947407812
-
117 2026-08-28 17:38 639235354434017190
6 ms 108.162.194.104
116 2026-08-28 17:38 639235354434017190
6 ms 162.159.38.104
115 2026-08-28 17:38 639235354434017190
6 ms 172.64.34.104
114 2026-08-28 16:45 639235322621629103
23 ms 108.162.194.104
113 2026-08-28 16:45 639235322621629103
23 ms 162.159.38.104
112 2026-08-28 16:45 639235322621629103
23 ms 172.64.34.104
111 2026-08-28 16:27 639235312230592801
18 ms 108.162.194.104
110 2026-08-28 16:27 639235312230592801
18 ms 162.159.38.104
109 2026-08-28 16:27 639235312230592801
18 ms 172.64.34.104
108 2026-08-28 16:10 639235301738139314
31 ms 108.162.194.104
107 2026-08-28 16:10 639235301738139314
31 ms 162.159.38.104
106 2026-08-28 16:10 639235301738139314
31 ms 172.64.34.104
105 2026-08-28 15:52 639235291168160936
12 ms 108.162.194.104
104 2026-08-28 15:52 639235291168160936
12 ms 162.159.38.104
103 2026-08-28 15:52 639235291168160936
12 ms 172.64.34.104
102 2026-08-28 14:58 639235258803654519
27 ms 108.162.194.104
101 2026-08-28 14:58 639235258803654519
27 ms 162.159.38.104
100 2026-08-28 14:58 639235258803654519
27 ms 172.64.34.104
99 2026-08-28 14:41 639235248596087996
17 ms 108.162.194.104
98 2026-08-28 14:41 639235248596087996
17 ms 162.159.38.104
97 2026-08-28 14:41 639235248596087996
17 ms 172.64.34.104
96 2026-08-28 14:24 639235238225955920
5 ms 108.162.194.104
95 2026-08-28 14:24 639235238225955920
5 ms 162.159.38.104
94 2026-08-28 14:24 639235238225955920
5 ms 172.64.34.104
93 2026-08-28 14:06 639235227727862105
19 ms 108.162.194.104
92 2026-08-28 14:06 639235227727862105
19 ms 162.159.38.104
91 2026-08-28 14:06 639235227727862105
19 ms 172.64.34.104
90 2026-08-28 13:12 639235195230848570
7 ms 108.162.194.104
89 2026-08-28 13:12 639235195230848570
7 ms 162.159.38.104
88 2026-08-28 13:12 639235195230848570
7 ms 172.64.34.104
87 2026-08-28 12:55 639235184840503274
28 ms 108.162.194.104
86 2026-08-28 12:55 639235184840503274
28 ms 162.159.38.104
85 2026-08-28 12:55 639235184840503274
28 ms 172.64.34.104
84 2026-08-28 12:38 639235174453894956
13 ms 108.162.194.104
83 2026-08-28 12:38 639235174453894956
13 ms 162.159.38.104
82 2026-08-28 12:38 639235174453894956
13 ms 172.64.34.104
81 2026-08-28 12:20 639235163898672622
25 ms 108.162.194.104
80 2026-08-28 12:20 639235163898672622
25 ms 162.159.38.104
79 2026-08-28 12:20 639235163898672622
25 ms 172.64.34.104
78 2026-08-28 11:27 639235132147470568
16 ms 108.162.194.104
77 2026-08-28 11:27 639235132147470568
16 ms 162.159.38.104
76 2026-08-28 11:27 639235132147470568
16 ms 172.64.34.104
75 2026-08-28 11:10 639235121907744088
26 ms 108.162.194.104
74 2026-08-28 11:10 639235121907744088
26 ms 162.159.38.104
73 2026-08-28 11:10 639235121907744088
26 ms 172.64.34.104
72 2026-08-28 10:53 639235111428014262
34 ms 108.162.194.104
71 2026-08-28 10:53 639235111428014262
34 ms 162.159.38.104
70 2026-08-28 10:53 639235111428014262
34 ms 172.64.34.104
69 2026-08-28 10:35 639235100921813626
19 ms 108.162.194.104
68 2026-08-28 10:35 639235100921813626
19 ms 162.159.38.104
67 2026-08-28 10:35 639235100921813626
19 ms 172.64.34.104
66 2026-08-28 09:41 639235068670703481
7 ms 108.162.194.104
65 2026-08-28 09:41 639235068670703481
7 ms 162.159.38.104
64 2026-08-28 09:41 639235068670703481
7 ms 172.64.34.104
63 2026-08-28 09:24 639235058337459445
31 ms 108.162.194.104
62 2026-08-28 09:24 639235058337459445
31 ms 162.159.38.104
61 2026-08-28 09:24 639235058337459445
31 ms 172.64.34.104
60 2026-08-28 09:07 639235047825109146
13 ms 108.162.194.104
59 2026-08-28 09:07 639235047825109146
13 ms 162.159.38.104
58 2026-08-28 09:07 639235047825109146
13 ms 172.64.34.104
57 2026-08-28 08:49 639235037383229033
19 ms 108.162.194.104
56 2026-08-28 08:49 639235037383229033
19 ms 162.159.38.104
55 2026-08-28 08:49 639235037383229033
19 ms 172.64.34.104
54 2026-08-28 07:56 639235005619242711
45 ms 108.162.194.104
53 2026-08-28 07:56 639235005619242711
45 ms 162.159.38.104
52 2026-08-28 07:56 639235005619242711
45 ms 172.64.34.104
51 2026-08-28 07:39 639234995310346584
18 ms 108.162.194.104
50 2026-08-28 07:39 639234995310346584
18 ms 162.159.38.104
49 2026-08-28 07:39 639234995310346584
18 ms 172.64.34.104
48 2026-08-28 07:22 639234984946548933
25 ms 108.162.194.104
47 2026-08-28 07:22 639234984946548933
25 ms 162.159.38.104
46 2026-08-28 07:22 639234984946548933
25 ms 172.64.34.104
45 2026-08-28 07:05 639234974608077290
5 ms 108.162.194.104
44 2026-08-28 07:05 639234974608077290
5 ms 162.159.38.104
43 2026-08-28 07:05 639234974608077290
5 ms 172.64.34.104
42 2026-08-28 06:11 639234942529845595
18 ms 108.162.194.104
41 2026-08-28 06:11 639234942529845595
18 ms 162.159.38.104
40 2026-08-28 06:11 639234942529845595
18 ms 172.64.34.104
39 2026-08-28 05:54 639234932259126627
10 ms 108.162.194.104
38 2026-08-28 05:54 639234932259126627
10 ms 162.159.38.104
37 2026-08-28 05:54 639234932259126627
10 ms 172.64.34.104
36 2026-08-28 05:37 639234921916735988
12 ms 108.162.194.104
35 2026-08-28 05:37 639234921916735988
12 ms 162.159.38.104
34 2026-08-28 05:37 639234921916735988
12 ms 172.64.34.104
33 2026-08-28 05:19 639234911470038027
13 ms 108.162.194.104
32 2026-08-28 05:19 639234911470038027
13 ms 162.159.38.104
31 2026-08-28 05:19 639234911470038027
13 ms 172.64.34.104
30 2026-08-28 04:26 639234879588411654
32 ms 108.162.194.104
29 2026-08-28 04:26 639234879588411654
32 ms 162.159.38.104
28 2026-08-28 04:26 639234879588411654
32 ms 172.64.34.104
27 2026-08-28 04:09 639234869341589104
-
26 2026-08-28 03:52 639234859012216675
33 ms 108.162.194.104
25 2026-08-28 03:52 639234859012216675
33 ms 162.159.38.104
24 2026-08-28 03:52 639234859012216675
33 ms 172.64.34.104
23 2026-08-28 03:35 639234848695364934
52 ms 108.162.194.104
22 2026-08-28 03:35 639234848695364934
52 ms 162.159.38.104
21 2026-08-28 03:35 639234848695364934
52 ms 172.64.34.104
20 2026-08-28 02:42 639234816952458162
46 ms 108.162.194.104
19 2026-08-28 02:42 639234816952458162
46 ms 162.159.38.104
18 2026-08-28 02:42 639234816952458162
46 ms 172.64.34.104
17 2026-08-28 02:25 639234806773081598
-
16 2026-08-28 02:08 639234796382955255
19 ms 108.162.194.104
15 2026-08-28 02:08 639234796382955255
19 ms 162.159.38.104
14 2026-08-28 02:08 639234796382955255
19 ms 172.64.34.104
13 2026-08-28 01:50 639234786015782563
13 ms 108.162.194.104
12 2026-08-28 01:50 639234786015782563
13 ms 162.159.38.104
11 2026-08-28 01:50 639234786015782563
13 ms 172.64.34.104
10 2026-08-28 00:57 639234753811917646
-
9 2026-08-28 00:40 639234743739767811
8 ms 108.162.194.104
8 2026-08-28 00:40 639234743739767811
8 ms 162.159.38.104
7 2026-08-28 00:40 639234743739767811
8 ms 172.64.34.104
6 2026-08-28 00:23 639234733372362811
16 ms 108.162.194.104
5 2026-08-28 00:23 639234733372362811
16 ms 162.159.38.104
4 2026-08-28 00:23 639234733372362811
16 ms 172.64.34.104
3 2026-08-28 00:05 639234723048550337
13 ms 108.162.194.104
2 2026-08-28 00:05 639234723048550337
13 ms 162.159.38.104
1 2026-08-28 00:05 639234723048550337
13 ms 172.64.34.104