DNS response history for ns.arvancdn.ir

ns.arvancdn.ir 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 2026-08-23. For this date, NameServerHistory found 144 DNS check records, 142 successful responses, 2 failed responses, and 130 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 ns.arvancdn.ir.
Records on Selected Date

144

Historical checks stored for this nameserver on selected date

Average Latency

130 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:13

All timestamps shown in UTC

Latest Resolved IP on Selected Date

185.143.235.253

Most recently resolved hosting IP on selected date

Successful Responses

142

Checks that returned a measurable response

Failed Responses

2

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 ns.arvancdn.ir

Showing DNS history for 2026-08-23 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
144 2026-08-23 23:13 639231234893504693
2025 ms 185.143.235.253
143 2026-08-23 23:13 639231234893504693
2025 ms 185.143.232.253
142 2026-08-23 22:56 639231225024549139
28 ms 185.143.232.253
141 2026-08-23 22:56 639231225024549139
28 ms 185.143.235.253
140 2026-08-23 22:40 639231214931957622
114 ms 185.143.235.253
139 2026-08-23 22:40 639231214931957622
114 ms 185.143.232.253
138 2026-08-23 22:23 639231204962010549
16 ms 185.143.232.253
137 2026-08-23 22:23 639231204962010549
16 ms 185.143.235.253
136 2026-08-23 22:07 639231195170138463
9 ms 185.143.232.253
135 2026-08-23 22:07 639231195170138463
9 ms 185.143.235.253
134 2026-08-23 21:50 639231185235020577
22 ms 185.143.232.253
133 2026-08-23 21:50 639231185235020577
22 ms 185.143.235.253
132 2026-08-23 21:34 639231175558690075
84 ms 185.143.235.253
131 2026-08-23 21:34 639231175558690075
84 ms 185.143.232.253
130 2026-08-23 21:17 639231165610444012
1057 ms 185.143.232.253
129 2026-08-23 21:17 639231165610444012
1057 ms 185.143.235.253
128 2026-08-23 20:24 639231133806425363
17 ms 185.143.232.253
127 2026-08-23 20:24 639231133806425363
17 ms 185.143.235.253
126 2026-08-23 20:08 639231124203758023
4 ms 185.143.232.253
125 2026-08-23 20:08 639231124203758023
4 ms 185.143.235.253
124 2026-08-23 19:52 639231114428262706
22 ms 185.143.232.253
123 2026-08-23 19:52 639231114428262706
22 ms 185.143.235.253
122 2026-08-23 19:36 639231104662480065
19 ms 185.143.232.253
121 2026-08-23 19:36 639231104662480065
19 ms 185.143.235.253
120 2026-08-23 19:19 639231094840372018
31 ms 185.143.232.253
119 2026-08-23 19:19 639231094840372018
31 ms 185.143.235.253
118 2026-08-23 19:03 639231085024583224
13 ms 185.143.232.253
117 2026-08-23 19:03 639231085024583224
13 ms 185.143.235.253
116 2026-08-23 18:47 639231075257417427
36 ms 185.143.232.253
115 2026-08-23 18:47 639231075257417427
36 ms 185.143.235.253
114 2026-08-23 18:30 639231065516009503
22 ms 185.143.235.253
113 2026-08-23 18:30 639231065516009503
22 ms 185.143.232.253
112 2026-08-23 18:14 639231055805348837
30 ms 185.143.232.253
111 2026-08-23 18:14 639231055805348837
30 ms 185.143.235.253
110 2026-08-23 17:58 639231045980373765
41 ms 185.143.232.253
109 2026-08-23 17:58 639231045980373765
41 ms 185.143.235.253
108 2026-08-23 17:41 639231035984577527
20 ms 185.143.232.253
107 2026-08-23 17:41 639231035984577527
20 ms 185.143.235.253
106 2026-08-23 17:25 639231025928115303
10 ms 185.143.232.253
105 2026-08-23 17:25 639231025928115303
10 ms 185.143.235.253
104 2026-08-23 16:32 639230994250157583
31 ms 185.143.232.253
103 2026-08-23 16:32 639230994250157583
31 ms 185.143.235.253
102 2026-08-23 16:15 639230984476411369
34 ms 185.143.235.253
101 2026-08-23 16:15 639230984476411369
34 ms 185.143.232.253
100 2026-08-23 15:59 639230974838373450
10 ms 185.143.232.253
99 2026-08-23 15:59 639230974838373450
10 ms 185.143.235.253
98 2026-08-23 15:43 639230965244277645
5 ms 185.143.232.253
97 2026-08-23 15:43 639230965244277645
5 ms 185.143.235.253
96 2026-08-23 15:27 639230955522101820
9 ms 185.143.235.253
95 2026-08-23 15:27 639230955522101820
9 ms 185.143.232.253
94 2026-08-23 15:11 639230945754521603
57 ms 185.143.232.253
93 2026-08-23 15:11 639230945754521603
57 ms 185.143.235.253
92 2026-08-23 14:54 639230935852040504
17 ms 185.143.232.253
91 2026-08-23 14:54 639230935852040504
17 ms 185.143.235.253
90 2026-08-23 14:38 639230926222061048
16 ms 185.143.235.253
89 2026-08-23 14:38 639230926222061048
16 ms 185.143.232.253
88 2026-08-23 14:22 639230916449726907
28 ms 185.143.232.253
87 2026-08-23 14:22 639230916449726907
28 ms 185.143.235.253
86 2026-08-23 14:06 639230906595053086
12 ms 185.143.232.253
85 2026-08-23 14:06 639230906595053086
12 ms 185.143.235.253
84 2026-08-23 13:49 639230896680429441
21 ms 185.143.232.253
83 2026-08-23 13:49 639230896680429441
21 ms 185.143.235.253
82 2026-08-23 13:32 639230886630210965
25 ms 185.143.232.253
81 2026-08-23 13:32 639230886630210965
25 ms 185.143.235.253
80 2026-08-23 12:40 639230855430405719
24 ms 185.143.235.253
79 2026-08-23 12:40 639230855430405719
24 ms 185.143.232.253
78 2026-08-23 12:24 639230845707499136
30 ms 185.143.232.253
77 2026-08-23 12:24 639230845707499136
30 ms 185.143.235.253
76 2026-08-23 12:08 639230836186805419
14 ms 185.143.232.253
75 2026-08-23 12:08 639230836186805419
14 ms 185.143.235.253
74 2026-08-23 11:52 639230826493828316
5 ms 185.143.235.253
73 2026-08-23 11:52 639230826493828316
5 ms 185.143.232.253
72 2026-08-23 11:36 639230816817882996
32 ms 185.143.235.253
71 2026-08-23 11:36 639230816817882996
32 ms 185.143.232.253
70 2026-08-23 11:20 639230806933854189
14 ms 185.143.235.253
69 2026-08-23 11:20 639230806933854189
14 ms 185.143.232.253
68 2026-08-23 11:03 639230797120243854
21 ms 185.143.232.253
67 2026-08-23 11:03 639230797120243854
21 ms 185.143.235.253
66 2026-08-23 10:47 639230787310272840
9 ms 185.143.232.253
65 2026-08-23 10:47 639230787310272840
9 ms 185.143.235.253
64 2026-08-23 10:31 639230777600173142
50 ms 185.143.232.253
63 2026-08-23 10:31 639230777600173142
50 ms 185.143.235.253
62 2026-08-23 10:14 639230767665024593
117 ms 185.143.232.253
61 2026-08-23 10:14 639230767665024593
117 ms 185.143.235.253
60 2026-08-23 09:57 639230757720962293
22 ms 185.143.232.253
59 2026-08-23 09:57 639230757720962293
22 ms 185.143.235.253
58 2026-08-23 09:41 639230747722189784
-
57 2026-08-23 08:49 639230716313923480
22 ms 185.143.232.253
56 2026-08-23 08:49 639230716313923480
22 ms 185.143.235.253
55 2026-08-23 08:33 639230706813835990
51 ms 185.143.232.253
54 2026-08-23 08:33 639230706813835990
51 ms 185.143.235.253
53 2026-08-23 08:16 639230696871062203
8 ms 185.143.232.253
52 2026-08-23 08:16 639230696871062203
8 ms 185.143.235.253
51 2026-08-23 08:00 639230687142781616
43 ms 185.143.232.253
50 2026-08-23 08:00 639230687142781616
43 ms 185.143.235.253
49 2026-08-23 07:44 639230677432142227
106 ms 185.143.232.253
48 2026-08-23 07:44 639230677432142227
106 ms 185.143.235.253
47 2026-08-23 07:28 639230667686258061
-
46 2026-08-23 07:11 639230658039243685
2104 ms 185.143.235.253
45 2026-08-23 07:11 639230658039243685
2104 ms 185.143.232.253
44 2026-08-23 06:55 639230648468473803
11 ms 185.143.232.253
43 2026-08-23 06:55 639230648468473803
11 ms 185.143.235.253
42 2026-08-23 06:39 639230638829658294
3 ms 185.143.232.253
41 2026-08-23 06:39 639230638829658294
3 ms 185.143.235.253
40 2026-08-23 06:23 639230629247017617
2047 ms 185.143.232.253
39 2026-08-23 06:23 639230629247017617
2047 ms 185.143.235.253
38 2026-08-23 06:07 639230619625318239
3 ms 185.143.235.253
37 2026-08-23 06:07 639230619625318239
3 ms 185.143.232.253
36 2026-08-23 05:51 639230609697630264
11 ms 185.143.235.253
35 2026-08-23 05:51 639230609697630264
11 ms 185.143.232.253
34 2026-08-23 04:59 639230578570131864
94 ms 185.143.235.253
33 2026-08-23 04:59 639230578570131864
94 ms 185.143.232.253
32 2026-08-23 04:43 639230568958963168
22 ms 185.143.232.253
31 2026-08-23 04:43 639230568958963168
22 ms 185.143.235.253
30 2026-08-23 04:27 639230559287611211
23 ms 185.143.232.253
29 2026-08-23 04:27 639230559287611211
23 ms 185.143.235.253
28 2026-08-23 04:11 639230549524312030
80 ms 185.143.232.253
27 2026-08-23 04:11 639230549524312030
80 ms 185.143.235.253
26 2026-08-23 03:54 639230539739801669
14 ms 185.143.232.253
25 2026-08-23 03:54 639230539739801669
14 ms 185.143.235.253
24 2026-08-23 03:38 639230530084069375
3 ms 185.143.235.253
23 2026-08-23 03:38 639230530084069375
3 ms 185.143.232.253
22 2026-08-23 03:22 639230520362691441
47 ms 185.143.232.253
21 2026-08-23 03:22 639230520362691441
47 ms 185.143.235.253
20 2026-08-23 03:06 639230510677194518
20 ms 185.143.232.253
19 2026-08-23 03:06 639230510677194518
20 ms 185.143.235.253
18 2026-08-23 02:50 639230501156002646
43 ms 185.143.232.253
17 2026-08-23 02:50 639230501156002646
43 ms 185.143.235.253
16 2026-08-23 02:34 639230491502198541
4 ms 185.143.235.253
15 2026-08-23 02:34 639230491502198541
4 ms 185.143.232.253
14 2026-08-23 02:18 639230481860318494
41 ms 185.143.232.253
13 2026-08-23 02:18 639230481860318494
41 ms 185.143.235.253
12 2026-08-23 02:01 639230471893008575
42 ms 185.143.232.253
11 2026-08-23 02:01 639230471893008575
42 ms 185.143.235.253
10 2026-08-23 01:08 639230440030877421
26 ms 185.143.232.253
9 2026-08-23 01:08 639230440030877421
26 ms 185.143.235.253
8 2026-08-23 00:52 639230430479725508
39 ms 185.143.232.253
7 2026-08-23 00:52 639230430479725508
39 ms 185.143.235.253
6 2026-08-23 00:36 639230420875160219
32 ms 185.143.232.253
5 2026-08-23 00:36 639230420875160219
32 ms 185.143.235.253
4 2026-08-23 00:20 639230411240692575
44 ms 185.143.235.253
3 2026-08-23 00:20 639230411240692575
44 ms 185.143.232.253
2 2026-08-23 00:04 639230401550806607
33 ms 185.143.232.253
1 2026-08-23 00:04 639230401550806607
33 ms 185.143.235.253