DNS response history for bob.ns.cloudflare.com

bob.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 2026-08-24. For this date, NameServerHistory found 166 DNS check records, 165 successful responses, 1 failed responses, and 328 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 bob.ns.cloudflare.com.
Records on Selected Date

166

Historical checks stored for this nameserver on selected date

Average Latency

328 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

173.245.59.104

Most recently resolved hosting IP on selected date

Successful Responses

165

Checks that returned a measurable response

Failed Responses

1

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 bob.ns.cloudflare.com

Showing DNS history for 2026-08-24 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
166 2026-08-24 23:46 639232119551972438
2059 ms 173.245.59.104
165 2026-08-24 23:46 639232119551972438
2059 ms 172.64.33.104
164 2026-08-24 23:46 639232119551972438
2059 ms 108.162.193.104
163 2026-08-24 23:28 639232109112567473
55 ms 173.245.59.104
162 2026-08-24 23:28 639232109112567473
55 ms 108.162.193.104
161 2026-08-24 23:28 639232109112567473
55 ms 172.64.33.104
160 2026-08-24 22:35 639232077430823987
2030 ms 108.162.193.104
159 2026-08-24 22:35 639232077430823987
2030 ms 173.245.59.104
158 2026-08-24 22:35 639232077430823987
2030 ms 172.64.33.104
157 2026-08-24 22:18 639232067340513033
26 ms 108.162.193.104
156 2026-08-24 22:18 639232067340513033
26 ms 172.64.33.104
155 2026-08-24 22:18 639232067340513033
26 ms 173.245.59.104
154 2026-08-24 22:02 639232057157944387
13 ms 108.162.193.104
153 2026-08-24 22:02 639232057157944387
13 ms 172.64.33.104
152 2026-08-24 22:02 639232057157944387
13 ms 173.245.59.104
151 2026-08-24 21:44 639232046895282144
197 ms 108.162.193.104
150 2026-08-24 21:44 639232046895282144
197 ms 172.64.33.104
149 2026-08-24 21:44 639232046895282144
197 ms 173.245.59.104
148 2026-08-24 20:50 639232014356623395
19 ms 108.162.193.104
147 2026-08-24 20:50 639232014356623395
19 ms 172.64.33.104
146 2026-08-24 20:50 639232014356623395
19 ms 173.245.59.104
145 2026-08-24 20:33 639232004177831322
5 ms 108.162.193.104
144 2026-08-24 20:33 639232004177831322
5 ms 172.64.33.104
143 2026-08-24 20:33 639232004177831322
5 ms 173.245.59.104
142 2026-08-24 20:16 639231993997863976
42 ms 172.64.33.104
141 2026-08-24 20:16 639231993997863976
42 ms 173.245.59.104
140 2026-08-24 20:16 639231993997863976
42 ms 108.162.193.104
139 2026-08-24 20:00 639231983967363696
2028 ms 108.162.193.104
138 2026-08-24 20:00 639231983967363696
2028 ms 173.245.59.104
137 2026-08-24 20:00 639231983967363696
2028 ms 172.64.33.104
136 2026-08-24 19:07 639231952257842845
5 ms 108.162.193.104
135 2026-08-24 19:07 639231952257842845
5 ms 172.64.33.104
134 2026-08-24 19:07 639231952257842845
5 ms 173.245.59.104
133 2026-08-24 18:50 639231942277816756
38 ms 108.162.193.104
132 2026-08-24 18:50 639231942277816756
38 ms 172.64.33.104
131 2026-08-24 18:50 639231942277816756
38 ms 173.245.59.104
130 2026-08-24 18:33 639231932094180724
55 ms 108.162.193.104
129 2026-08-24 18:33 639231932094180724
55 ms 172.64.33.104
128 2026-08-24 18:33 639231932094180724
55 ms 173.245.59.104
127 2026-08-24 18:16 639231922041034838
25 ms 108.162.193.104
126 2026-08-24 18:16 639231922041034838
25 ms 172.64.33.104
125 2026-08-24 18:16 639231922041034838
25 ms 173.245.59.104
124 2026-08-24 17:24 639231890488117536
20 ms 172.64.33.104
123 2026-08-24 17:24 639231890488117536
20 ms 173.245.59.104
122 2026-08-24 17:24 639231890488117536
20 ms 108.162.193.104
121 2026-08-24 17:07 639231880574255543
58 ms 108.162.193.104
120 2026-08-24 17:07 639231880574255543
58 ms 172.64.33.104
119 2026-08-24 17:07 639231880574255543
58 ms 173.245.59.104
118 2026-08-24 16:50 639231870418029045
2014 ms 108.162.193.104
117 2026-08-24 16:50 639231870418029045
2014 ms 173.245.59.104
116 2026-08-24 16:50 639231870418029045
2014 ms 172.64.33.104
115 2026-08-24 16:33 639231860258429562
67 ms 108.162.193.104
114 2026-08-24 16:33 639231860258429562
67 ms 173.245.59.104
113 2026-08-24 16:33 639231860258429562
67 ms 172.64.33.104
112 2026-08-24 15:40 639231828211839931
2024 ms 108.162.193.104
111 2026-08-24 15:40 639231828211839931
2024 ms 173.245.59.104
110 2026-08-24 15:40 639231828211839931
2024 ms 172.64.33.104
109 2026-08-24 15:23 639231818080917481
22 ms 108.162.193.104
108 2026-08-24 15:23 639231818080917481
22 ms 172.64.33.104
107 2026-08-24 15:23 639231818080917481
22 ms 173.245.59.104
106 2026-08-24 15:06 639231807961539652
69 ms 108.162.193.104
105 2026-08-24 15:06 639231807961539652
69 ms 172.64.33.104
104 2026-08-24 15:06 639231807961539652
69 ms 173.245.59.104
103 2026-08-24 14:49 639231797631669865
5 ms 108.162.193.104
102 2026-08-24 14:49 639231797631669865
5 ms 172.64.33.104
101 2026-08-24 14:49 639231797631669865
5 ms 173.245.59.104
100 2026-08-24 13:56 639231765923559455
2017 ms 108.162.193.104
99 2026-08-24 13:56 639231765923559455
2017 ms 173.245.59.104
98 2026-08-24 13:56 639231765923559455
2017 ms 172.64.33.104
97 2026-08-24 13:39 639231755868832964
35 ms 108.162.193.104
96 2026-08-24 13:39 639231755868832964
35 ms 172.64.33.104
95 2026-08-24 13:39 639231755868832964
35 ms 173.245.59.104
94 2026-08-24 13:22 639231745628278877
7 ms 108.162.193.104
93 2026-08-24 13:22 639231745628278877
7 ms 172.64.33.104
92 2026-08-24 13:22 639231745628278877
7 ms 173.245.59.104
91 2026-08-24 13:05 639231735407682062
47 ms 108.162.193.104
90 2026-08-24 13:05 639231735407682062
47 ms 173.245.59.104
89 2026-08-24 13:05 639231735407682062
47 ms 172.64.33.104
88 2026-08-24 12:13 639231703815441688
2035 ms 108.162.193.104
87 2026-08-24 12:13 639231703815441688
2035 ms 173.245.59.104
86 2026-08-24 12:13 639231703815441688
2035 ms 172.64.33.104
85 2026-08-24 11:56 639231693747052549
7 ms 108.162.193.104
84 2026-08-24 11:56 639231693747052549
7 ms 172.64.33.104
83 2026-08-24 11:56 639231693747052549
7 ms 173.245.59.104
82 2026-08-24 11:39 639231683712487276
26 ms 108.162.193.104
81 2026-08-24 11:39 639231683712487276
26 ms 172.64.33.104
80 2026-08-24 11:39 639231683712487276
26 ms 173.245.59.104
79 2026-08-24 11:22 639231673513573868
57 ms 108.162.193.104
78 2026-08-24 11:22 639231673513573868
57 ms 172.64.33.104
77 2026-08-24 11:22 639231673513573868
57 ms 173.245.59.104
76 2026-08-24 10:29 639231641791249939
4 ms 108.162.193.104
75 2026-08-24 10:29 639231641791249939
4 ms 172.64.33.104
74 2026-08-24 10:29 639231641791249939
4 ms 173.245.59.104
73 2026-08-24 10:13 639231631866211033
55 ms 108.162.193.104
72 2026-08-24 10:13 639231631866211033
55 ms 172.64.33.104
71 2026-08-24 10:13 639231631866211033
55 ms 173.245.59.104
70 2026-08-24 09:56 639231621644955316
5 ms 108.162.193.104
69 2026-08-24 09:56 639231621644955316
5 ms 172.64.33.104
68 2026-08-24 09:56 639231621644955316
5 ms 173.245.59.104
67 2026-08-24 09:39 639231611478799259
53 ms 172.64.33.104
66 2026-08-24 09:39 639231611478799259
53 ms 108.162.193.104
65 2026-08-24 09:39 639231611478799259
53 ms 173.245.59.104
64 2026-08-24 08:46 639231579923718211
2344 ms 108.162.193.104
63 2026-08-24 08:46 639231579923718211
2344 ms 173.245.59.104
62 2026-08-24 08:46 639231579923718211
2344 ms 172.64.33.104
61 2026-08-24 08:29 639231569810702936
4 ms 108.162.193.104
60 2026-08-24 08:29 639231569810702936
4 ms 172.64.33.104
59 2026-08-24 08:29 639231569810702936
4 ms 173.245.59.104
58 2026-08-24 08:13 639231559762411619
16 ms 108.162.193.104
57 2026-08-24 08:13 639231559762411619
16 ms 172.64.33.104
56 2026-08-24 08:13 639231559762411619
16 ms 173.245.59.104
55 2026-08-24 07:56 639231549663595407
5 ms 108.162.193.104
54 2026-08-24 07:56 639231549663595407
5 ms 172.64.33.104
53 2026-08-24 07:56 639231549663595407
5 ms 173.245.59.104
52 2026-08-24 07:03 639231518076817246
5 ms 108.162.193.104
51 2026-08-24 07:03 639231518076817246
5 ms 172.64.33.104
50 2026-08-24 07:03 639231518076817246
5 ms 173.245.59.104
49 2026-08-24 06:46 639231508078650885
39 ms 173.245.59.104
48 2026-08-24 06:46 639231508078650885
39 ms 172.64.33.104
47 2026-08-24 06:46 639231508078650885
39 ms 108.162.193.104
46 2026-08-24 06:30 639231498210697093
-
45 2026-08-24 06:13 639231488109699360
38 ms 172.64.33.104
44 2026-08-24 06:13 639231488109699360
38 ms 108.162.193.104
43 2026-08-24 06:13 639231488109699360
38 ms 173.245.59.104
42 2026-08-24 05:21 639231456772510692
22 ms 108.162.193.104
41 2026-08-24 05:21 639231456772510692
22 ms 172.64.33.104
40 2026-08-24 05:21 639231456772510692
22 ms 173.245.59.104
39 2026-08-24 05:05 639231447084631185
6 ms 108.162.193.104
38 2026-08-24 05:05 639231447084631185
6 ms 172.64.33.104
37 2026-08-24 05:05 639231447084631185
6 ms 173.245.59.104
36 2026-08-24 04:48 639231437208519473
15 ms 108.162.193.104
35 2026-08-24 04:48 639231437208519473
15 ms 172.64.33.104
34 2026-08-24 04:48 639231437208519473
15 ms 173.245.59.104
33 2026-08-24 04:32 639231427209627490
39 ms 173.245.59.104
32 2026-08-24 04:32 639231427209627490
39 ms 172.64.33.104
31 2026-08-24 04:32 639231427209627490
39 ms 108.162.193.104
30 2026-08-24 03:39 639231395791246644
35 ms 108.162.193.104
29 2026-08-24 03:39 639231395791246644
35 ms 173.245.59.104
28 2026-08-24 03:39 639231395791246644
35 ms 172.64.33.104
27 2026-08-24 03:23 639231386075551458
4 ms 108.162.193.104
26 2026-08-24 03:23 639231386075551458
4 ms 172.64.33.104
25 2026-08-24 03:23 639231386075551458
4 ms 173.245.59.104
24 2026-08-24 03:07 639231376208713791
2 ms 108.162.193.104
23 2026-08-24 03:07 639231376208713791
2 ms 172.64.33.104
22 2026-08-24 03:07 639231376208713791
2 ms 173.245.59.104
21 2026-08-24 02:50 639231366170589276
24 ms 108.162.193.104
20 2026-08-24 02:50 639231366170589276
24 ms 172.64.33.104
19 2026-08-24 02:50 639231366170589276
24 ms 173.245.59.104
18 2026-08-24 01:57 639231334732159368
26 ms 108.162.193.104
17 2026-08-24 01:57 639231334732159368
26 ms 172.64.33.104
16 2026-08-24 01:57 639231334732159368
26 ms 173.245.59.104
15 2026-08-24 01:41 639231325035670078
12 ms 108.162.193.104
14 2026-08-24 01:41 639231325035670078
12 ms 173.245.59.104
13 2026-08-24 01:41 639231325035670078
12 ms 172.64.33.104
12 2026-08-24 01:25 639231315132253837
30 ms 172.64.33.104
11 2026-08-24 01:25 639231315132253837
30 ms 173.245.59.104
10 2026-08-24 01:25 639231315132253837
30 ms 108.162.193.104
9 2026-08-24 01:08 639231305014280808
64 ms 108.162.193.104
8 2026-08-24 01:08 639231305014280808
64 ms 173.245.59.104
7 2026-08-24 01:08 639231305014280808
64 ms 172.64.33.104
6 2026-08-24 00:16 639231273779380675
20 ms 108.162.193.104
5 2026-08-24 00:16 639231273779380675
20 ms 172.64.33.104
4 2026-08-24 00:16 639231273779380675
20 ms 173.245.59.104
3 2026-08-24 00:00 639231264180839154
49 ms 108.162.193.104
2 2026-08-24 00:00 639231264180839154
49 ms 172.64.33.104
1 2026-08-24 00:00 639231264180839154
49 ms 173.245.59.104