DNS response history for houston.ns.cloudflare.com

houston.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 2026-08-26. For this date, NameServerHistory found 180 DNS check records, 180 successful responses, 0 failed responses, and 257 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 houston.ns.cloudflare.com.
Records on Selected Date

180

Historical checks stored for this nameserver on selected date

Average Latency

257 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 20:15

All timestamps shown in UTC

Latest Resolved IP on Selected Date

108.162.195.52

Most recently resolved hosting IP on selected date

Successful Responses

180

Checks that returned a measurable response

Failed Responses

0

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 houston.ns.cloudflare.com

Showing DNS history for 2026-08-26 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
180 2026-08-26 20:15 639233721164051126
7 ms 108.162.195.52
179 2026-08-26 20:15 639233721164051126
7 ms 162.159.44.52
178 2026-08-26 20:15 639233721164051126
7 ms 172.64.35.52
177 2026-08-26 19:57 639233710560486320
33 ms 108.162.195.52
176 2026-08-26 19:57 639233710560486320
33 ms 172.64.35.52
175 2026-08-26 19:57 639233710560486320
33 ms 162.159.44.52
174 2026-08-26 19:39 639233699834667450
55 ms 162.159.44.52
173 2026-08-26 19:39 639233699834667450
55 ms 172.64.35.52
172 2026-08-26 19:39 639233699834667450
55 ms 108.162.195.52
171 2026-08-26 18:45 639233667209186136
20 ms 108.162.195.52
170 2026-08-26 18:45 639233667209186136
20 ms 162.159.44.52
169 2026-08-26 18:45 639233667209186136
20 ms 172.64.35.52
168 2026-08-26 18:28 639233656814316266
31 ms 108.162.195.52
167 2026-08-26 18:28 639233656814316266
31 ms 162.159.44.52
166 2026-08-26 18:28 639233656814316266
31 ms 172.64.35.52
165 2026-08-26 18:10 639233646245051806
7 ms 108.162.195.52
164 2026-08-26 18:10 639233646245051806
7 ms 162.159.44.52
163 2026-08-26 18:10 639233646245051806
7 ms 172.64.35.52
162 2026-08-26 17:52 639233635663779051
2025 ms 162.159.44.52
161 2026-08-26 17:52 639233635663779051
2025 ms 172.64.35.52
160 2026-08-26 17:52 639233635663779051
2025 ms 108.162.195.52
159 2026-08-26 17:35 639233624977342122
9 ms 172.64.35.52
158 2026-08-26 17:35 639233624977342122
9 ms 108.162.195.52
157 2026-08-26 17:35 639233624977342122
9 ms 162.159.44.52
156 2026-08-26 17:17 639233614446136153
4 ms 108.162.195.52
155 2026-08-26 17:17 639233614446136153
4 ms 162.159.44.52
154 2026-08-26 17:17 639233614446136153
4 ms 172.64.35.52
153 2026-08-26 16:59 639233603737877581
8 ms 108.162.195.52
152 2026-08-26 16:59 639233603737877581
8 ms 162.159.44.52
151 2026-08-26 16:59 639233603737877581
8 ms 172.64.35.52
150 2026-08-26 16:42 639233593269224651
28 ms 108.162.195.52
149 2026-08-26 16:42 639233593269224651
28 ms 172.64.35.52
148 2026-08-26 16:42 639233593269224651
28 ms 162.159.44.52
147 2026-08-26 16:24 639233582635086903
8 ms 162.159.44.52
146 2026-08-26 16:24 639233582635086903
8 ms 172.64.35.52
145 2026-08-26 16:24 639233582635086903
8 ms 108.162.195.52
144 2026-08-26 16:06 639233572000374575
36 ms 108.162.195.52
143 2026-08-26 16:06 639233572000374575
36 ms 162.159.44.52
142 2026-08-26 16:06 639233572000374575
36 ms 172.64.35.52
141 2026-08-26 15:48 639233561188633861
33 ms 162.159.44.52
140 2026-08-26 15:48 639233561188633861
33 ms 172.64.35.52
139 2026-08-26 15:48 639233561188633861
33 ms 108.162.195.52
138 2026-08-26 15:31 639233550544357027
48 ms 108.162.195.52
137 2026-08-26 15:31 639233550544357027
48 ms 172.64.35.52
136 2026-08-26 15:31 639233550544357027
48 ms 162.159.44.52
135 2026-08-26 14:36 639233517966053117
25 ms 108.162.195.52
134 2026-08-26 14:36 639233517966053117
25 ms 162.159.44.52
133 2026-08-26 14:36 639233517966053117
25 ms 172.64.35.52
132 2026-08-26 14:19 639233507603253585
4007 ms 108.162.195.52
131 2026-08-26 14:19 639233507603253585
4007 ms 162.159.44.52
130 2026-08-26 14:19 639233507603253585
4007 ms 172.64.35.52
129 2026-08-26 14:02 639233497229039167
6 ms 108.162.195.52
128 2026-08-26 14:02 639233497229039167
6 ms 162.159.44.52
127 2026-08-26 14:02 639233497229039167
6 ms 172.64.35.52
126 2026-08-26 13:44 639233486864546406
38 ms 162.159.44.52
125 2026-08-26 13:44 639233486864546406
38 ms 108.162.195.52
124 2026-08-26 13:44 639233486864546406
38 ms 172.64.35.52
123 2026-08-26 13:27 639233476455174682
12 ms 108.162.195.52
122 2026-08-26 13:27 639233476455174682
12 ms 162.159.44.52
121 2026-08-26 13:27 639233476455174682
12 ms 172.64.35.52
120 2026-08-26 13:10 639233466171592605
26 ms 162.159.44.52
119 2026-08-26 13:10 639233466171592605
26 ms 172.64.35.52
118 2026-08-26 13:10 639233466171592605
26 ms 108.162.195.52
117 2026-08-26 12:53 639233455747096265
8 ms 162.159.44.52
116 2026-08-26 12:53 639233455747096265
8 ms 172.64.35.52
115 2026-08-26 12:53 639233455747096265
8 ms 108.162.195.52
114 2026-08-26 12:35 639233445367152284
6 ms 108.162.195.52
113 2026-08-26 12:35 639233445367152284
6 ms 162.159.44.52
112 2026-08-26 12:35 639233445367152284
6 ms 172.64.35.52
111 2026-08-26 12:18 639233434974187439
38 ms 108.162.195.52
110 2026-08-26 12:18 639233434974187439
38 ms 162.159.44.52
109 2026-08-26 12:18 639233434974187439
38 ms 172.64.35.52
108 2026-08-26 12:01 639233424567558554
16 ms 108.162.195.52
107 2026-08-26 12:01 639233424567558554
16 ms 162.159.44.52
106 2026-08-26 12:01 639233424567558554
16 ms 172.64.35.52
105 2026-08-26 11:43 639233414056832719
40 ms 108.162.195.52
104 2026-08-26 11:43 639233414056832719
40 ms 162.159.44.52
103 2026-08-26 11:43 639233414056832719
40 ms 172.64.35.52
102 2026-08-26 11:26 639233403515141099
7 ms 162.159.44.52
101 2026-08-26 11:26 639233403515141099
7 ms 172.64.35.52
100 2026-08-26 11:26 639233403515141099
7 ms 108.162.195.52
99 2026-08-26 10:31 639233370841350248
6 ms 108.162.195.52
98 2026-08-26 10:31 639233370841350248
6 ms 162.159.44.52
97 2026-08-26 10:31 639233370841350248
6 ms 172.64.35.52
96 2026-08-26 10:14 639233360361507238
33 ms 108.162.195.52
95 2026-08-26 10:14 639233360361507238
33 ms 162.159.44.52
94 2026-08-26 10:14 639233360361507238
33 ms 172.64.35.52
93 2026-08-26 09:56 639233350067824371
52 ms 108.162.195.52
92 2026-08-26 09:56 639233350067824371
52 ms 162.159.44.52
91 2026-08-26 09:56 639233350067824371
52 ms 172.64.35.52
90 2026-08-26 09:39 639233339545274518
2012 ms 172.64.35.52
89 2026-08-26 09:39 639233339545274518
2012 ms 108.162.195.52
88 2026-08-26 09:39 639233339545274518
2012 ms 162.159.44.52
87 2026-08-26 09:22 639233329214918079
37 ms 108.162.195.52
86 2026-08-26 09:22 639233329214918079
37 ms 172.64.35.52
85 2026-08-26 09:22 639233329214918079
37 ms 162.159.44.52
84 2026-08-26 09:04 639233318749762337
2027 ms 162.159.44.52
83 2026-08-26 09:04 639233318749762337
2027 ms 172.64.35.52
82 2026-08-26 09:04 639233318749762337
2027 ms 108.162.195.52
81 2026-08-26 08:47 639233308387917838
8 ms 108.162.195.52
80 2026-08-26 08:47 639233308387917838
8 ms 162.159.44.52
79 2026-08-26 08:47 639233308387917838
8 ms 172.64.35.52
78 2026-08-26 08:30 639233297961740122
46 ms 108.162.195.52
77 2026-08-26 08:30 639233297961740122
46 ms 162.159.44.52
76 2026-08-26 08:30 639233297961740122
46 ms 172.64.35.52
75 2026-08-26 08:12 639233287487159094
50 ms 108.162.195.52
74 2026-08-26 08:12 639233287487159094
50 ms 162.159.44.52
73 2026-08-26 08:12 639233287487159094
50 ms 172.64.35.52
72 2026-08-26 07:55 639233276995531707
2030 ms 108.162.195.52
71 2026-08-26 07:55 639233276995531707
2030 ms 172.64.35.52
70 2026-08-26 07:55 639233276995531707
2030 ms 162.159.44.52
69 2026-08-26 07:37 639233266521568229
45 ms 108.162.195.52
68 2026-08-26 07:37 639233266521568229
45 ms 162.159.44.52
67 2026-08-26 07:37 639233266521568229
45 ms 172.64.35.52
66 2026-08-26 07:20 639233256081047431
14 ms 162.159.44.52
65 2026-08-26 07:20 639233256081047431
14 ms 172.64.35.52
64 2026-08-26 07:20 639233256081047431
14 ms 108.162.195.52
63 2026-08-26 06:26 639233223620132921
7 ms 162.159.44.52
62 2026-08-26 06:26 639233223620132921
7 ms 172.64.35.52
61 2026-08-26 06:26 639233223620132921
7 ms 108.162.195.52
60 2026-08-26 06:08 639233213287814244
34 ms 108.162.195.52
59 2026-08-26 06:08 639233213287814244
34 ms 162.159.44.52
58 2026-08-26 06:08 639233213287814244
34 ms 172.64.35.52
57 2026-08-26 05:51 639233202925983161
18 ms 108.162.195.52
56 2026-08-26 05:51 639233202925983161
18 ms 162.159.44.52
55 2026-08-26 05:51 639233202925983161
18 ms 172.64.35.52
54 2026-08-26 05:34 639233192644780696
27 ms 108.162.195.52
53 2026-08-26 05:34 639233192644780696
27 ms 172.64.35.52
52 2026-08-26 05:34 639233192644780696
27 ms 162.159.44.52
51 2026-08-26 05:17 639233182401183833
30 ms 108.162.195.52
50 2026-08-26 05:17 639233182401183833
30 ms 162.159.44.52
49 2026-08-26 05:17 639233182401183833
30 ms 172.64.35.52
48 2026-08-26 05:00 639233172074181051
51 ms 108.162.195.52
47 2026-08-26 05:00 639233172074181051
51 ms 172.64.35.52
46 2026-08-26 05:00 639233172074181051
51 ms 162.159.44.52
45 2026-08-26 04:43 639233161808421455
53 ms 172.64.35.52
44 2026-08-26 04:43 639233161808421455
53 ms 108.162.195.52
43 2026-08-26 04:43 639233161808421455
53 ms 162.159.44.52
42 2026-08-26 04:25 639233151357344052
9 ms 162.159.44.52
41 2026-08-26 04:25 639233151357344052
9 ms 172.64.35.52
40 2026-08-26 04:25 639233151357344052
9 ms 108.162.195.52
39 2026-08-26 04:08 639233141034116946
4 ms 108.162.195.52
38 2026-08-26 04:08 639233141034116946
4 ms 162.159.44.52
37 2026-08-26 04:08 639233141034116946
4 ms 172.64.35.52
36 2026-08-26 03:51 639233130828334142
5 ms 108.162.195.52
35 2026-08-26 03:51 639233130828334142
5 ms 162.159.44.52
34 2026-08-26 03:51 639233130828334142
5 ms 172.64.35.52
33 2026-08-26 03:34 639233120373450007
21 ms 172.64.35.52
32 2026-08-26 03:34 639233120373450007
21 ms 162.159.44.52
31 2026-08-26 03:34 639233120373450007
21 ms 108.162.195.52
30 2026-08-26 03:16 639233110066216193
10 ms 162.159.44.52
29 2026-08-26 03:16 639233110066216193
10 ms 108.162.195.52
28 2026-08-26 03:16 639233110066216193
10 ms 172.64.35.52
27 2026-08-26 02:23 639233078065410564
10 ms 108.162.195.52
26 2026-08-26 02:23 639233078065410564
10 ms 162.159.44.52
25 2026-08-26 02:23 639233078065410564
10 ms 172.64.35.52
24 2026-08-26 02:06 639233067787457832
7 ms 108.162.195.52
23 2026-08-26 02:06 639233067787457832
7 ms 162.159.44.52
22 2026-08-26 02:06 639233067787457832
7 ms 172.64.35.52
21 2026-08-26 01:49 639233057501801162
27 ms 172.64.35.52
20 2026-08-26 01:49 639233057501801162
27 ms 108.162.195.52
19 2026-08-26 01:49 639233057501801162
27 ms 162.159.44.52
18 2026-08-26 01:31 639233047089431703
2024 ms 162.159.44.52
17 2026-08-26 01:31 639233047089431703
2024 ms 172.64.35.52
16 2026-08-26 01:31 639233047089431703
2024 ms 108.162.195.52
15 2026-08-26 01:14 639233036754790688
16 ms 108.162.195.52
14 2026-08-26 01:14 639233036754790688
16 ms 162.159.44.52
13 2026-08-26 01:14 639233036754790688
16 ms 172.64.35.52
12 2026-08-26 00:57 639233026412602472
21 ms 108.162.195.52
11 2026-08-26 00:57 639233026412602472
21 ms 172.64.35.52
10 2026-08-26 00:57 639233026412602472
21 ms 162.159.44.52
9 2026-08-26 00:40 639233016064066127
46 ms 108.162.195.52
8 2026-08-26 00:40 639233016064066127
46 ms 162.159.44.52
7 2026-08-26 00:40 639233016064066127
46 ms 172.64.35.52
6 2026-08-26 00:23 639233005922655772
8 ms 162.159.44.52
5 2026-08-26 00:23 639233005922655772
8 ms 108.162.195.52
4 2026-08-26 00:23 639233005922655772
8 ms 172.64.35.52
3 2026-08-26 00:06 639232995672256907
22 ms 108.162.195.52
2 2026-08-26 00:06 639232995672256907
22 ms 172.64.35.52
1 2026-08-26 00:06 639232995672256907
22 ms 162.159.44.52