DNS response history for ulla.ns.cloudflare.com

ulla.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 2026-08-09. For this date, NameServerHistory found 231 DNS check records, 231 successful responses, 0 failed responses, and 127 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 ulla.ns.cloudflare.com.
Records on Selected Date

231

Historical checks stored for this nameserver on selected date

Average Latency

127 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-09 23:10

All timestamps shown in UTC

Latest Resolved IP on Selected Date

108.162.192.233

Most recently resolved hosting IP on selected date

Successful Responses

231

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 ulla.ns.cloudflare.com

Showing DNS history for 2026-08-09 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
231 2026-08-09 23:10 639219137912168440
7 ms 108.162.192.233
230 2026-08-09 23:10 639219137912168440
7 ms 172.64.32.233
229 2026-08-09 23:10 639219137912168440
7 ms 173.245.58.233
228 2026-08-09 22:55 639219129014206359
11 ms 108.162.192.233
227 2026-08-09 22:55 639219129014206359
11 ms 172.64.32.233
226 2026-08-09 22:55 639219129014206359
11 ms 173.245.58.233
225 2026-08-09 22:40 639219120129816185
18 ms 108.162.192.233
224 2026-08-09 22:40 639219120129816185
18 ms 172.64.32.233
223 2026-08-09 22:40 639219120129816185
18 ms 173.245.58.233
222 2026-08-09 22:25 639219111180200055
6 ms 108.162.192.233
221 2026-08-09 22:25 639219111180200055
6 ms 172.64.32.233
220 2026-08-09 22:25 639219111180200055
6 ms 173.245.58.233
219 2026-08-09 22:11 639219102397272208
75 ms 173.245.58.233
218 2026-08-09 22:11 639219102397272208
75 ms 172.64.32.233
217 2026-08-09 22:11 639219102397272208
75 ms 108.162.192.233
216 2026-08-09 21:55 639219093318422880
34 ms 172.64.32.233
215 2026-08-09 21:55 639219093318422880
34 ms 173.245.58.233
214 2026-08-09 21:55 639219093318422880
34 ms 108.162.192.233
213 2026-08-09 21:41 639219084400315753
27 ms 173.245.58.233
212 2026-08-09 21:41 639219084400315753
27 ms 172.64.32.233
211 2026-08-09 21:41 639219084400315753
27 ms 108.162.192.233
210 2026-08-09 21:25 639219075254551587
37 ms 172.64.32.233
209 2026-08-09 21:25 639219075254551587
37 ms 173.245.58.233
208 2026-08-09 21:25 639219075254551587
37 ms 108.162.192.233
207 2026-08-09 21:09 639219065729192158
18 ms 108.162.192.233
206 2026-08-09 21:09 639219065729192158
18 ms 172.64.32.233
205 2026-08-09 21:09 639219065729192158
18 ms 173.245.58.233
204 2026-08-09 20:54 639219056747802098
60 ms 108.162.192.233
203 2026-08-09 20:54 639219056747802098
60 ms 172.64.32.233
202 2026-08-09 20:54 639219056747802098
60 ms 173.245.58.233
201 2026-08-09 20:39 639219047713450952
9 ms 108.162.192.233
200 2026-08-09 20:39 639219047713450952
9 ms 172.64.32.233
199 2026-08-09 20:39 639219047713450952
9 ms 173.245.58.233
198 2026-08-09 20:24 639219038561445315
25 ms 108.162.192.233
197 2026-08-09 20:24 639219038561445315
25 ms 172.64.32.233
196 2026-08-09 20:24 639219038561445315
25 ms 173.245.58.233
195 2026-08-09 19:32 639219007390383771
30 ms 108.162.192.233
194 2026-08-09 19:32 639219007390383771
30 ms 172.64.32.233
193 2026-08-09 19:32 639219007390383771
30 ms 173.245.58.233
192 2026-08-09 19:18 639218998523265596
5 ms 108.162.192.233
191 2026-08-09 19:18 639218998523265596
5 ms 172.64.32.233
190 2026-08-09 19:18 639218998523265596
5 ms 173.245.58.233
189 2026-08-09 19:03 639218989631630804
32 ms 108.162.192.233
188 2026-08-09 19:03 639218989631630804
32 ms 172.64.32.233
187 2026-08-09 19:03 639218989631630804
32 ms 173.245.58.233
186 2026-08-09 18:48 639218980808450892
5 ms 108.162.192.233
185 2026-08-09 18:48 639218980808450892
5 ms 172.64.32.233
184 2026-08-09 18:48 639218980808450892
5 ms 173.245.58.233
183 2026-08-09 18:33 639218971852160604
8 ms 108.162.192.233
182 2026-08-09 18:33 639218971852160604
8 ms 172.64.32.233
181 2026-08-09 18:33 639218971852160604
8 ms 173.245.58.233
180 2026-08-09 18:18 639218962783650906
4 ms 108.162.192.233
179 2026-08-09 18:18 639218962783650906
4 ms 172.64.32.233
178 2026-08-09 18:18 639218962783650906
4 ms 173.245.58.233
177 2026-08-09 18:03 639218953792820819
3 ms 108.162.192.233
176 2026-08-09 18:03 639218953792820819
3 ms 172.64.32.233
175 2026-08-09 18:03 639218953792820819
3 ms 173.245.58.233
174 2026-08-09 17:48 639218944959692876
8 ms 172.64.32.233
173 2026-08-09 17:48 639218944959692876
8 ms 173.245.58.233
172 2026-08-09 17:48 639218944959692876
8 ms 108.162.192.233
171 2026-08-09 17:34 639218936169104506
32 ms 172.64.32.233
170 2026-08-09 17:34 639218936169104506
32 ms 173.245.58.233
169 2026-08-09 17:34 639218936169104506
32 ms 108.162.192.233
168 2026-08-09 17:19 639218927166062556
2027 ms 173.245.58.233
167 2026-08-09 17:19 639218927166062556
2027 ms 108.162.192.233
166 2026-08-09 17:19 639218927166062556
2027 ms 172.64.32.233
165 2026-08-09 17:03 639218918015715420
22 ms 108.162.192.233
164 2026-08-09 17:03 639218918015715420
22 ms 172.64.32.233
163 2026-08-09 17:03 639218918015715420
22 ms 173.245.58.233
162 2026-08-09 16:48 639218908881852638
60 ms 108.162.192.233
161 2026-08-09 16:48 639218908881852638
60 ms 172.64.32.233
160 2026-08-09 16:48 639218908881852638
60 ms 173.245.58.233
159 2026-08-09 15:57 639218877956262035
12 ms 108.162.192.233
158 2026-08-09 15:57 639218877956262035
12 ms 172.64.32.233
157 2026-08-09 15:57 639218877956262035
12 ms 173.245.58.233
156 2026-08-09 15:42 639218869143729797
34 ms 108.162.192.233
155 2026-08-09 15:42 639218869143729797
34 ms 172.64.32.233
154 2026-08-09 15:42 639218869143729797
34 ms 173.245.58.233
153 2026-08-09 15:28 639218860485298832
15 ms 108.162.192.233
152 2026-08-09 15:28 639218860485298832
15 ms 172.64.32.233
151 2026-08-09 15:28 639218860485298832
15 ms 173.245.58.233
150 2026-08-09 15:13 639218851607906747
19 ms 108.162.192.233
149 2026-08-09 15:13 639218851607906747
19 ms 172.64.32.233
148 2026-08-09 15:13 639218851607906747
19 ms 173.245.58.233
147 2026-08-09 14:58 639218842720839568
25 ms 108.162.192.233
146 2026-08-09 14:58 639218842720839568
25 ms 172.64.32.233
145 2026-08-09 14:58 639218842720839568
25 ms 173.245.58.233
144 2026-08-09 14:44 639218833878788864
7 ms 173.245.58.233
143 2026-08-09 14:44 639218833878788864
7 ms 108.162.192.233
142 2026-08-09 14:44 639218833878788864
7 ms 172.64.32.233
141 2026-08-09 14:29 639218825180862573
40 ms 108.162.192.233
140 2026-08-09 14:29 639218825180862573
40 ms 172.64.32.233
139 2026-08-09 14:29 639218825180862573
40 ms 173.245.58.233
138 2026-08-09 14:15 639218816469621951
30 ms 108.162.192.233
137 2026-08-09 14:15 639218816469621951
30 ms 172.64.32.233
136 2026-08-09 14:15 639218816469621951
30 ms 173.245.58.233
135 2026-08-09 14:00 639218807685036212
16 ms 108.162.192.233
134 2026-08-09 14:00 639218807685036212
16 ms 172.64.32.233
133 2026-08-09 14:00 639218807685036212
16 ms 173.245.58.233
132 2026-08-09 13:45 639218798978271509
27 ms 108.162.192.233
131 2026-08-09 13:45 639218798978271509
27 ms 172.64.32.233
130 2026-08-09 13:45 639218798978271509
27 ms 173.245.58.233
129 2026-08-09 13:31 639218790065423597
40 ms 173.245.58.233
128 2026-08-09 13:31 639218790065423597
40 ms 172.64.32.233
127 2026-08-09 13:31 639218790065423597
40 ms 108.162.192.233
126 2026-08-09 13:16 639218781304584862
8 ms 108.162.192.233
125 2026-08-09 13:16 639218781304584862
8 ms 172.64.32.233
124 2026-08-09 13:16 639218781304584862
8 ms 173.245.58.233
123 2026-08-09 12:25 639218750311179000
12 ms 108.162.192.233
122 2026-08-09 12:25 639218750311179000
12 ms 172.64.32.233
121 2026-08-09 12:25 639218750311179000
12 ms 173.245.58.233
120 2026-08-09 12:11 639218741750420268
3 ms 108.162.192.233
119 2026-08-09 12:11 639218741750420268
3 ms 172.64.32.233
118 2026-08-09 12:11 639218741750420268
3 ms 173.245.58.233
117 2026-08-09 11:56 639218733057535576
5 ms 108.162.192.233
116 2026-08-09 11:56 639218733057535576
5 ms 172.64.32.233
115 2026-08-09 11:56 639218733057535576
5 ms 173.245.58.233
114 2026-08-09 11:42 639218724471329044
29 ms 108.162.192.233
113 2026-08-09 11:42 639218724471329044
29 ms 172.64.32.233
112 2026-08-09 11:42 639218724471329044
29 ms 173.245.58.233
111 2026-08-09 11:28 639218715911974203
6 ms 108.162.192.233
110 2026-08-09 11:28 639218715911974203
6 ms 172.64.32.233
109 2026-08-09 11:28 639218715911974203
6 ms 173.245.58.233
108 2026-08-09 11:13 639218707310812834
39 ms 108.162.192.233
107 2026-08-09 11:13 639218707310812834
39 ms 172.64.32.233
106 2026-08-09 11:13 639218707310812834
39 ms 173.245.58.233
105 2026-08-09 10:59 639218698790485612
27 ms 108.162.192.233
104 2026-08-09 10:59 639218698790485612
27 ms 172.64.32.233
103 2026-08-09 10:59 639218698790485612
27 ms 173.245.58.233
102 2026-08-09 10:45 639218690367692706
30 ms 108.162.192.233
101 2026-08-09 10:45 639218690367692706
30 ms 172.64.32.233
100 2026-08-09 10:45 639218690367692706
30 ms 173.245.58.233
99 2026-08-09 10:31 639218681923173883
27 ms 108.162.192.233
98 2026-08-09 10:31 639218681923173883
27 ms 172.64.32.233
97 2026-08-09 10:31 639218681923173883
27 ms 173.245.58.233
96 2026-08-09 10:17 639218673547179738
6 ms 108.162.192.233
95 2026-08-09 10:17 639218673547179738
6 ms 172.64.32.233
94 2026-08-09 10:17 639218673547179738
6 ms 173.245.58.233
93 2026-08-09 10:03 639218664890274867
40 ms 173.245.58.233
92 2026-08-09 10:03 639218664890274867
40 ms 172.64.32.233
91 2026-08-09 10:03 639218664890274867
40 ms 108.162.192.233
90 2026-08-09 09:48 639218656036928157
15 ms 108.162.192.233
89 2026-08-09 09:48 639218656036928157
15 ms 172.64.32.233
88 2026-08-09 09:48 639218656036928157
15 ms 173.245.58.233
87 2026-08-09 08:56 639218624808018222
2078 ms 173.245.58.233
86 2026-08-09 08:56 639218624808018222
2078 ms 172.64.32.233
85 2026-08-09 08:56 639218624808018222
2078 ms 108.162.192.233
84 2026-08-09 08:42 639218616243340806
39 ms 173.245.58.233
83 2026-08-09 08:42 639218616243340806
39 ms 172.64.32.233
82 2026-08-09 08:42 639218616243340806
39 ms 108.162.192.233
81 2026-08-09 08:27 639218607397811973
24 ms 108.162.192.233
80 2026-08-09 08:27 639218607397811973
24 ms 172.64.32.233
79 2026-08-09 08:27 639218607397811973
24 ms 173.245.58.233
78 2026-08-09 08:13 639218598812444454
3 ms 108.162.192.233
77 2026-08-09 08:13 639218598812444454
3 ms 172.64.32.233
76 2026-08-09 08:13 639218598812444454
3 ms 173.245.58.233
75 2026-08-09 07:58 639218590219570048
7 ms 108.162.192.233
74 2026-08-09 07:58 639218590219570048
7 ms 172.64.32.233
73 2026-08-09 07:58 639218590219570048
7 ms 173.245.58.233
72 2026-08-09 07:44 639218581690210758
6 ms 108.162.192.233
71 2026-08-09 07:44 639218581690210758
6 ms 172.64.32.233
70 2026-08-09 07:44 639218581690210758
6 ms 173.245.58.233
69 2026-08-09 07:30 639218573057388822
43 ms 108.162.192.233
68 2026-08-09 07:30 639218573057388822
43 ms 172.64.32.233
67 2026-08-09 07:30 639218573057388822
43 ms 173.245.58.233
66 2026-08-09 07:15 639218564408781785
25 ms 108.162.192.233
65 2026-08-09 07:15 639218564408781785
25 ms 172.64.32.233
64 2026-08-09 07:15 639218564408781785
25 ms 173.245.58.233
63 2026-08-09 07:01 639218555767188482
8 ms 108.162.192.233
62 2026-08-09 07:01 639218555767188482
8 ms 173.245.58.233
61 2026-08-09 07:01 639218555767188482
8 ms 172.64.32.233
60 2026-08-09 06:47 639218547142705295
82 ms 108.162.192.233
59 2026-08-09 06:47 639218547142705295
82 ms 172.64.32.233
58 2026-08-09 06:47 639218547142705295
82 ms 173.245.58.233
57 2026-08-09 06:31 639218538090114532
7 ms 108.162.192.233
56 2026-08-09 06:31 639218538090114532
7 ms 172.64.32.233
55 2026-08-09 06:31 639218538090114532
7 ms 173.245.58.233
54 2026-08-09 06:17 639218529257910584
4 ms 108.162.192.233
53 2026-08-09 06:17 639218529257910584
4 ms 172.64.32.233
52 2026-08-09 06:17 639218529257910584
4 ms 173.245.58.233
51 2026-08-09 05:26 639218498473231858
21 ms 108.162.192.233
50 2026-08-09 05:26 639218498473231858
21 ms 172.64.32.233
49 2026-08-09 05:26 639218498473231858
21 ms 173.245.58.233
48 2026-08-09 05:11 639218489802113995
30 ms 173.245.58.233
47 2026-08-09 05:11 639218489802113995
30 ms 108.162.192.233
46 2026-08-09 05:11 639218489802113995
30 ms 172.64.32.233
45 2026-08-09 04:57 639218481006804516
2026 ms 173.245.58.233
44 2026-08-09 04:57 639218481006804516
2026 ms 172.64.32.233
43 2026-08-09 04:57 639218481006804516
2026 ms 108.162.192.233
42 2026-08-09 04:42 639218472048712427
22 ms 108.162.192.233
41 2026-08-09 04:42 639218472048712427
22 ms 172.64.32.233
40 2026-08-09 04:42 639218472048712427
22 ms 173.245.58.233
39 2026-08-09 04:27 639218463224432974
10 ms 173.245.58.233
38 2026-08-09 04:27 639218463224432974
10 ms 172.64.32.233
37 2026-08-09 04:27 639218463224432974
10 ms 108.162.192.233
36 2026-08-09 04:12 639218454384107526
13 ms 108.162.192.233
35 2026-08-09 04:12 639218454384107526
13 ms 172.64.32.233
34 2026-08-09 04:12 639218454384107526
13 ms 173.245.58.233
33 2026-08-09 03:57 639218445331231791
8 ms 108.162.192.233
32 2026-08-09 03:57 639218445331231791
8 ms 172.64.32.233
31 2026-08-09 03:57 639218445331231791
8 ms 173.245.58.233
30 2026-08-09 03:42 639218436285215733
26 ms 108.162.192.233
29 2026-08-09 03:42 639218436285215733
26 ms 173.245.58.233
28 2026-08-09 03:42 639218436285215733
26 ms 172.64.32.233
27 2026-08-09 03:27 639218427289555123
3 ms 108.162.192.233
26 2026-08-09 03:27 639218427289555123
3 ms 172.64.32.233
25 2026-08-09 03:27 639218427289555123
3 ms 173.245.58.233
24 2026-08-09 03:12 639218418227819981
47 ms 173.245.58.233
23 2026-08-09 03:12 639218418227819981
47 ms 108.162.192.233
22 2026-08-09 03:12 639218418227819981
47 ms 172.64.32.233
21 2026-08-09 02:57 639218409119503123
10 ms 108.162.192.233
20 2026-08-09 02:57 639218409119503123
10 ms 172.64.32.233
19 2026-08-09 02:57 639218409119503123
10 ms 173.245.58.233
18 2026-08-09 02:41 639218399771712154
45 ms 173.245.58.233
17 2026-08-09 02:41 639218399771712154
45 ms 108.162.192.233
16 2026-08-09 02:41 639218399771712154
45 ms 172.64.32.233
15 2026-08-09 01:50 639218368648652303
47 ms 108.162.192.233
14 2026-08-09 01:50 639218368648652303
47 ms 172.64.32.233
13 2026-08-09 01:50 639218368648652303
47 ms 173.245.58.233
12 2026-08-09 01:35 639218359569598460
8 ms 108.162.192.233
11 2026-08-09 01:35 639218359569598460
8 ms 173.245.58.233
10 2026-08-09 01:35 639218359569598460
8 ms 172.64.32.233
9 2026-08-09 01:20 639218350555429902
10 ms 173.245.58.233
8 2026-08-09 01:20 639218350555429902
10 ms 108.162.192.233
7 2026-08-09 01:20 639218350555429902
10 ms 172.64.32.233
6 2026-08-09 01:04 639218341311543299
3 ms 108.162.192.233
5 2026-08-09 01:04 639218341311543299
3 ms 172.64.32.233
4 2026-08-09 01:04 639218341311543299
3 ms 173.245.58.233
3 2026-08-09 00:12 639218309981981465
2013 ms 172.64.32.233
2 2026-08-09 00:12 639218309981981465
2013 ms 108.162.192.233
1 2026-08-09 00:12 639218309981981465
2013 ms 173.245.58.233