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 2026-08-11. For this date, NameServerHistory found 228 DNS check records, 228 successful responses, 0 failed responses, and 108 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

228

Historical checks stored for this nameserver on selected date

Average Latency

108 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-11 23:47

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

228

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 2026-08-11 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
228 2026-08-11 23:47 639220888396333845
53 ms 108.162.192.233
227 2026-08-11 23:47 639220888396333845
53 ms 172.64.32.233
226 2026-08-11 23:47 639220888396333845
53 ms 173.245.58.233
225 2026-08-11 23:31 639220878864937382
4 ms 108.162.192.233
224 2026-08-11 23:31 639220878864937382
4 ms 172.64.32.233
223 2026-08-11 23:31 639220878864937382
4 ms 173.245.58.233
222 2026-08-11 22:38 639220847369072314
118 ms 108.162.192.233
221 2026-08-11 22:38 639220847369072314
118 ms 173.245.58.233
220 2026-08-11 22:38 639220847369072314
118 ms 172.64.32.233
219 2026-08-11 22:23 639220838037764925
48 ms 108.162.192.233
218 2026-08-11 22:23 639220838037764925
48 ms 172.64.32.233
217 2026-08-11 22:23 639220838037764925
48 ms 173.245.58.233
216 2026-08-11 22:07 639220828735120634
7 ms 108.162.192.233
215 2026-08-11 22:07 639220828735120634
7 ms 172.64.32.233
214 2026-08-11 22:07 639220828735120634
7 ms 173.245.58.233
213 2026-08-11 21:52 639220819447979766
12 ms 108.162.192.233
212 2026-08-11 21:52 639220819447979766
12 ms 173.245.58.233
211 2026-08-11 21:52 639220819447979766
12 ms 172.64.32.233
210 2026-08-11 21:36 639220810056531741
5 ms 108.162.192.233
209 2026-08-11 21:36 639220810056531741
5 ms 172.64.32.233
208 2026-08-11 21:36 639220810056531741
5 ms 173.245.58.233
207 2026-08-11 21:21 639220800745746593
38 ms 108.162.192.233
206 2026-08-11 21:21 639220800745746593
38 ms 172.64.32.233
205 2026-08-11 21:21 639220800745746593
38 ms 173.245.58.233
204 2026-08-11 21:05 639220791351626349
28 ms 108.162.192.233
203 2026-08-11 21:05 639220791351626349
28 ms 172.64.32.233
202 2026-08-11 21:05 639220791351626349
28 ms 173.245.58.233
201 2026-08-11 20:50 639220782021256610
29 ms 108.162.192.233
200 2026-08-11 20:50 639220782021256610
29 ms 173.245.58.233
199 2026-08-11 20:50 639220782021256610
29 ms 172.64.32.233
198 2026-08-11 20:34 639220772603347755
29 ms 108.162.192.233
197 2026-08-11 20:34 639220772603347755
29 ms 172.64.32.233
196 2026-08-11 20:34 639220772603347755
29 ms 173.245.58.233
195 2026-08-11 20:18 639220763224057047
2029 ms 108.162.192.233
194 2026-08-11 20:18 639220763224057047
2029 ms 173.245.58.233
193 2026-08-11 20:18 639220763224057047
2029 ms 172.64.32.233
192 2026-08-11 20:02 639220753691117767
14 ms 108.162.192.233
191 2026-08-11 20:02 639220753691117767
14 ms 172.64.32.233
190 2026-08-11 20:02 639220753691117767
14 ms 173.245.58.233
189 2026-08-11 19:46 639220744107836218
5 ms 108.162.192.233
188 2026-08-11 19:46 639220744107836218
5 ms 172.64.32.233
187 2026-08-11 19:46 639220744107836218
5 ms 173.245.58.233
186 2026-08-11 18:53 639220711927629898
27 ms 108.162.192.233
185 2026-08-11 18:53 639220711927629898
27 ms 172.64.32.233
184 2026-08-11 18:53 639220711927629898
27 ms 173.245.58.233
183 2026-08-11 18:37 639220702299437921
20 ms 108.162.192.233
182 2026-08-11 18:37 639220702299437921
20 ms 172.64.32.233
181 2026-08-11 18:37 639220702299437921
20 ms 173.245.58.233
180 2026-08-11 18:20 639220692505468181
30 ms 108.162.192.233
179 2026-08-11 18:20 639220692505468181
30 ms 172.64.32.233
178 2026-08-11 18:20 639220692505468181
30 ms 173.245.58.233
177 2026-08-11 18:04 639220682669911239
23 ms 108.162.192.233
176 2026-08-11 18:04 639220682669911239
23 ms 172.64.32.233
175 2026-08-11 18:04 639220682669911239
23 ms 173.245.58.233
174 2026-08-11 17:48 639220672929841526
31 ms 108.162.192.233
173 2026-08-11 17:48 639220672929841526
31 ms 172.64.32.233
172 2026-08-11 17:48 639220672929841526
31 ms 173.245.58.233
171 2026-08-11 17:32 639220663225662315
2008 ms 173.245.58.233
170 2026-08-11 17:32 639220663225662315
2008 ms 108.162.192.233
169 2026-08-11 17:32 639220663225662315
2008 ms 172.64.32.233
168 2026-08-11 17:16 639220653846255684
44 ms 108.162.192.233
167 2026-08-11 17:16 639220653846255684
44 ms 173.245.58.233
166 2026-08-11 17:16 639220653846255684
44 ms 172.64.32.233
165 2026-08-11 17:00 639220644420909059
9 ms 108.162.192.233
164 2026-08-11 17:00 639220644420909059
9 ms 172.64.32.233
163 2026-08-11 17:00 639220644420909059
9 ms 173.245.58.233
162 2026-08-11 16:45 639220635074970435
21 ms 108.162.192.233
161 2026-08-11 16:45 639220635074970435
21 ms 173.245.58.233
160 2026-08-11 16:45 639220635074970435
21 ms 172.64.32.233
159 2026-08-11 16:29 639220625614385966
80 ms 108.162.192.233
158 2026-08-11 16:29 639220625614385966
80 ms 172.64.32.233
157 2026-08-11 16:29 639220625614385966
80 ms 173.245.58.233
156 2026-08-11 16:13 639220616132212636
26 ms 108.162.192.233
155 2026-08-11 16:13 639220616132212636
26 ms 172.64.32.233
154 2026-08-11 16:13 639220616132212636
26 ms 173.245.58.233
153 2026-08-11 15:57 639220606533651662
120 ms 173.245.58.233
152 2026-08-11 15:57 639220606533651662
120 ms 172.64.32.233
151 2026-08-11 15:57 639220606533651662
120 ms 108.162.192.233
150 2026-08-11 15:04 639220574514514318
54 ms 108.162.192.233
149 2026-08-11 15:04 639220574514514318
54 ms 172.64.32.233
148 2026-08-11 15:04 639220574514514318
54 ms 173.245.58.233
147 2026-08-11 14:48 639220565124823874
6 ms 108.162.192.233
146 2026-08-11 14:48 639220565124823874
6 ms 172.64.32.233
145 2026-08-11 14:48 639220565124823874
6 ms 173.245.58.233
144 2026-08-11 14:33 639220555799311478
10 ms 108.162.192.233
143 2026-08-11 14:33 639220555799311478
10 ms 172.64.32.233
142 2026-08-11 14:33 639220555799311478
10 ms 173.245.58.233
141 2026-08-11 14:17 639220546481577614
26 ms 108.162.192.233
140 2026-08-11 14:17 639220546481577614
26 ms 172.64.32.233
139 2026-08-11 14:17 639220546481577614
26 ms 173.245.58.233
138 2026-08-11 14:01 639220537036533154
42 ms 108.162.192.233
137 2026-08-11 14:01 639220537036533154
42 ms 173.245.58.233
136 2026-08-11 14:01 639220537036533154
42 ms 172.64.32.233
135 2026-08-11 13:46 639220527719177174
13 ms 108.162.192.233
134 2026-08-11 13:46 639220527719177174
13 ms 172.64.32.233
133 2026-08-11 13:46 639220527719177174
13 ms 173.245.58.233
132 2026-08-11 13:30 639220518173088308
23 ms 108.162.192.233
131 2026-08-11 13:30 639220518173088308
23 ms 172.64.32.233
130 2026-08-11 13:30 639220518173088308
23 ms 173.245.58.233
129 2026-08-11 13:14 639220508902896243
30 ms 108.162.192.233
128 2026-08-11 13:14 639220508902896243
30 ms 172.64.32.233
127 2026-08-11 13:14 639220508902896243
30 ms 173.245.58.233
126 2026-08-11 12:59 639220499455923005
15 ms 108.162.192.233
125 2026-08-11 12:59 639220499455923005
15 ms 172.64.32.233
124 2026-08-11 12:59 639220499455923005
15 ms 173.245.58.233
123 2026-08-11 12:43 639220490082583768
58 ms 108.162.192.233
122 2026-08-11 12:43 639220490082583768
58 ms 172.64.32.233
121 2026-08-11 12:43 639220490082583768
58 ms 173.245.58.233
120 2026-08-11 12:27 639220480636590998
100 ms 108.162.192.233
119 2026-08-11 12:27 639220480636590998
100 ms 172.64.32.233
118 2026-08-11 12:27 639220480636590998
100 ms 173.245.58.233
117 2026-08-11 12:09 639220469585029273
70 ms 108.162.192.233
116 2026-08-11 12:09 639220469585029273
70 ms 172.64.32.233
115 2026-08-11 12:09 639220469585029273
70 ms 173.245.58.233
114 2026-08-11 11:16 639220438074188884
79 ms 108.162.192.233
113 2026-08-11 11:16 639220438074188884
79 ms 173.245.58.233
112 2026-08-11 11:16 639220438074188884
79 ms 172.64.32.233
111 2026-08-11 11:01 639220428789720049
28 ms 108.162.192.233
110 2026-08-11 11:01 639220428789720049
28 ms 173.245.58.233
109 2026-08-11 11:01 639220428789720049
28 ms 172.64.32.233
108 2026-08-11 10:46 639220419558302820
16 ms 108.162.192.233
107 2026-08-11 10:46 639220419558302820
16 ms 172.64.32.233
106 2026-08-11 10:46 639220419558302820
16 ms 173.245.58.233
105 2026-08-11 10:30 639220410448738795
16 ms 108.162.192.233
104 2026-08-11 10:30 639220410448738795
16 ms 172.64.32.233
103 2026-08-11 10:30 639220410448738795
16 ms 173.245.58.233
102 2026-08-11 10:15 639220401034081530
4 ms 108.162.192.233
101 2026-08-11 10:15 639220401034081530
4 ms 172.64.32.233
100 2026-08-11 10:15 639220401034081530
4 ms 173.245.58.233
99 2026-08-11 09:59 639220391766674161
8 ms 172.64.32.233
98 2026-08-11 09:59 639220391766674161
8 ms 173.245.58.233
97 2026-08-11 09:59 639220391766674161
8 ms 108.162.192.233
96 2026-08-11 09:43 639220382275807148
9 ms 173.245.58.233
95 2026-08-11 09:43 639220382275807148
9 ms 172.64.32.233
94 2026-08-11 09:43 639220382275807148
9 ms 108.162.192.233
93 2026-08-11 09:28 639220373034162867
9 ms 173.245.58.233
92 2026-08-11 09:28 639220373034162867
9 ms 172.64.32.233
91 2026-08-11 09:28 639220373034162867
9 ms 108.162.192.233
90 2026-08-11 09:13 639220363994971859
49 ms 173.245.58.233
89 2026-08-11 09:13 639220363994971859
49 ms 172.64.32.233
88 2026-08-11 09:13 639220363994971859
49 ms 108.162.192.233
87 2026-08-11 08:57 639220354563965455
98 ms 173.245.58.233
86 2026-08-11 08:57 639220354563965455
98 ms 172.64.32.233
85 2026-08-11 08:57 639220354563965455
98 ms 108.162.192.233
84 2026-08-11 08:42 639220345437414880
10 ms 172.64.32.233
83 2026-08-11 08:42 639220345437414880
10 ms 108.162.192.233
82 2026-08-11 08:42 639220345437414880
10 ms 173.245.58.233
81 2026-08-11 08:26 639220336024248987
14 ms 108.162.192.233
80 2026-08-11 08:26 639220336024248987
14 ms 172.64.32.233
79 2026-08-11 08:26 639220336024248987
14 ms 173.245.58.233
78 2026-08-11 07:33 639220304233635692
4 ms 108.162.192.233
77 2026-08-11 07:33 639220304233635692
4 ms 172.64.32.233
76 2026-08-11 07:33 639220304233635692
4 ms 173.245.58.233
75 2026-08-11 07:18 639220294872170960
29 ms 108.162.192.233
74 2026-08-11 07:18 639220294872170960
29 ms 172.64.32.233
73 2026-08-11 07:18 639220294872170960
29 ms 173.245.58.233
72 2026-08-11 07:02 639220285547177980
16 ms 108.162.192.233
71 2026-08-11 07:02 639220285547177980
16 ms 172.64.32.233
70 2026-08-11 07:02 639220285547177980
16 ms 173.245.58.233
69 2026-08-11 06:47 639220276337941315
2038 ms 173.245.58.233
68 2026-08-11 06:47 639220276337941315
2038 ms 108.162.192.233
67 2026-08-11 06:47 639220276337941315
2038 ms 172.64.32.233
66 2026-08-11 06:32 639220267175191677
7 ms 172.64.32.233
65 2026-08-11 06:32 639220267175191677
7 ms 108.162.192.233
64 2026-08-11 06:32 639220267175191677
7 ms 173.245.58.233
63 2026-08-11 06:16 639220257981518924
27 ms 108.162.192.233
62 2026-08-11 06:16 639220257981518924
27 ms 172.64.32.233
61 2026-08-11 06:16 639220257981518924
27 ms 173.245.58.233
60 2026-08-11 06:02 639220249265489070
17 ms 108.162.192.233
59 2026-08-11 06:02 639220249265489070
17 ms 172.64.32.233
58 2026-08-11 06:02 639220249265489070
17 ms 173.245.58.233
57 2026-08-11 05:48 639220240700249205
5 ms 108.162.192.233
56 2026-08-11 05:48 639220240700249205
5 ms 172.64.32.233
55 2026-08-11 05:48 639220240700249205
5 ms 173.245.58.233
54 2026-08-11 05:33 639220231975029986
23 ms 173.245.58.233
53 2026-08-11 05:33 639220231975029986
23 ms 172.64.32.233
52 2026-08-11 05:33 639220231975029986
23 ms 108.162.192.233
51 2026-08-11 05:18 639220223261176932
4 ms 108.162.192.233
50 2026-08-11 05:18 639220223261176932
4 ms 172.64.32.233
49 2026-08-11 05:18 639220223261176932
4 ms 173.245.58.233
48 2026-08-11 05:04 639220214366718456
25 ms 108.162.192.233
47 2026-08-11 05:04 639220214366718456
25 ms 172.64.32.233
46 2026-08-11 05:04 639220214366718456
25 ms 173.245.58.233
45 2026-08-11 04:49 639220205306334524
4 ms 108.162.192.233
44 2026-08-11 04:49 639220205306334524
4 ms 172.64.32.233
43 2026-08-11 04:49 639220205306334524
4 ms 173.245.58.233
42 2026-08-11 03:57 639220174463175061
35 ms 108.162.192.233
41 2026-08-11 03:57 639220174463175061
35 ms 172.64.32.233
40 2026-08-11 03:57 639220174463175061
35 ms 173.245.58.233
39 2026-08-11 03:43 639220165777190438
9 ms 173.245.58.233
38 2026-08-11 03:43 639220165777190438
9 ms 172.64.32.233
37 2026-08-11 03:43 639220165777190438
9 ms 108.162.192.233
36 2026-08-11 03:28 639220156880374825
8 ms 172.64.32.233
35 2026-08-11 03:28 639220156880374825
8 ms 173.245.58.233
34 2026-08-11 03:28 639220156880374825
8 ms 108.162.192.233
33 2026-08-11 03:13 639220148139986945
9 ms 108.162.192.233
32 2026-08-11 03:13 639220148139986945
9 ms 172.64.32.233
31 2026-08-11 03:13 639220148139986945
9 ms 173.245.58.233
30 2026-08-11 02:59 639220139271074299
77 ms 108.162.192.233
29 2026-08-11 02:59 639220139271074299
77 ms 173.245.58.233
28 2026-08-11 02:59 639220139271074299
77 ms 172.64.32.233
27 2026-08-11 02:44 639220130565901336
13 ms 172.64.32.233
26 2026-08-11 02:44 639220130565901336
13 ms 173.245.58.233
25 2026-08-11 02:44 639220130565901336
13 ms 108.162.192.233
24 2026-08-11 02:29 639220121659980575
10 ms 173.245.58.233
23 2026-08-11 02:29 639220121659980575
10 ms 172.64.32.233
22 2026-08-11 02:29 639220121659980575
10 ms 108.162.192.233
21 2026-08-11 02:15 639220112857650894
10 ms 173.245.58.233
20 2026-08-11 02:15 639220112857650894
10 ms 172.64.32.233
19 2026-08-11 02:15 639220112857650894
10 ms 108.162.192.233
18 2026-08-11 01:59 639220103767686219
5 ms 108.162.192.233
17 2026-08-11 01:59 639220103767686219
5 ms 172.64.32.233
16 2026-08-11 01:59 639220103767686219
5 ms 173.245.58.233
15 2026-08-11 01:44 639220094545970611
34 ms 108.162.192.233
14 2026-08-11 01:44 639220094545970611
34 ms 172.64.32.233
13 2026-08-11 01:44 639220094545970611
34 ms 173.245.58.233
12 2026-08-11 01:29 639220085476091081
81 ms 108.162.192.233
11 2026-08-11 01:29 639220085476091081
81 ms 172.64.32.233
10 2026-08-11 01:29 639220085476091081
81 ms 173.245.58.233
9 2026-08-11 01:14 639220076243751161
27 ms 108.162.192.233
8 2026-08-11 01:14 639220076243751161
27 ms 172.64.32.233
7 2026-08-11 01:14 639220076243751161
27 ms 173.245.58.233
6 2026-08-11 00:22 639220045322845190
4 ms 108.162.192.233
5 2026-08-11 00:22 639220045322845190
4 ms 172.64.32.233
4 2026-08-11 00:22 639220045322845190
4 ms 173.245.58.233
3 2026-08-11 00:07 639220036434132314
4 ms 108.162.192.233
2 2026-08-11 00:07 639220036434132314
4 ms 172.64.32.233
1 2026-08-11 00:07 639220036434132314
4 ms 173.245.58.233