DNS response history for ns4.crystaltech.com

ns4.crystaltech.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 2026-08-21. For this date, NameServerHistory found 142 DNS check records, 140 successful responses, 2 failed responses, and 376 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 ns4.crystaltech.com.
Records on Selected Date

142

Historical checks stored for this nameserver on selected date

Average Latency

376 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

76.223.54.146

Most recently resolved hosting IP on selected date

Successful Responses

140

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 ns4.crystaltech.com

Showing DNS history for 2026-08-21 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
142 2026-08-21 23:46 639229527598660841
16 ms 76.223.54.146
141 2026-08-21 23:46 639229527598660841
16 ms 13.248.169.48
140 2026-08-21 23:30 639229517954323214
27 ms 13.248.169.48
139 2026-08-21 23:30 639229517954323214
27 ms 76.223.54.146
138 2026-08-21 23:14 639229508269999021
-
137 2026-08-21 22:57 639229498559060171
18 ms 76.223.54.146
136 2026-08-21 22:57 639229498559060171
18 ms 13.248.169.48
135 2026-08-21 22:41 639229488519347586
22 ms 76.223.54.146
134 2026-08-21 22:41 639229488519347586
22 ms 13.248.169.48
133 2026-08-21 21:47 639229456606578934
16 ms 13.248.169.48
132 2026-08-21 21:47 639229456606578934
16 ms 76.223.54.146
131 2026-08-21 21:31 639229446985772499
25 ms 13.248.169.48
130 2026-08-21 21:31 639229446985772499
25 ms 76.223.54.146
129 2026-08-21 21:15 639229437367313098
25 ms 76.223.54.146
128 2026-08-21 21:15 639229437367313098
25 ms 13.248.169.48
127 2026-08-21 21:00 639229427923950391
22 ms 76.223.54.146
126 2026-08-21 21:00 639229427923950391
22 ms 13.248.169.48
125 2026-08-21 20:43 639229418168588854
114 ms 13.248.169.48
124 2026-08-21 20:43 639229418168588854
114 ms 76.223.54.146
123 2026-08-21 20:27 639229408345678334
19 ms 76.223.54.146
122 2026-08-21 20:27 639229408345678334
19 ms 13.248.169.48
121 2026-08-21 20:11 639229398616354648
-
120 2026-08-21 19:54 639229388634592323
12 ms 76.223.54.146
119 2026-08-21 19:54 639229388634592323
12 ms 13.248.169.48
118 2026-08-21 19:38 639229378792837692
81 ms 13.248.169.48
117 2026-08-21 19:38 639229378792837692
81 ms 76.223.54.146
116 2026-08-21 19:22 639229369154682311
47 ms 13.248.169.48
115 2026-08-21 19:22 639229369154682311
47 ms 76.223.54.146
114 2026-08-21 19:05 639229359248017926
20 ms 76.223.54.146
113 2026-08-21 19:05 639229359248017926
20 ms 13.248.169.48
112 2026-08-21 18:48 639229349124294642
134 ms 13.248.169.48
111 2026-08-21 18:48 639229349124294642
134 ms 76.223.54.146
110 2026-08-21 17:56 639229317791715692
31 ms 76.223.54.146
109 2026-08-21 17:56 639229317791715692
31 ms 13.248.169.48
108 2026-08-21 17:40 639229308115194575
17 ms 76.223.54.146
107 2026-08-21 17:40 639229308115194575
17 ms 13.248.169.48
106 2026-08-21 17:24 639229298320320558
56 ms 76.223.54.146
105 2026-08-21 17:24 639229298320320558
56 ms 13.248.169.48
104 2026-08-21 17:08 639229288674863221
2029 ms 13.248.169.48
103 2026-08-21 17:08 639229288674863221
2029 ms 76.223.54.146
102 2026-08-21 16:51 639229278983677079
19 ms 76.223.54.146
101 2026-08-21 16:51 639229278983677079
19 ms 13.248.169.48
100 2026-08-21 16:36 639229269405517175
2026 ms 76.223.54.146
99 2026-08-21 16:36 639229269405517175
2026 ms 13.248.169.48
98 2026-08-21 16:19 639229259594798244
16 ms 76.223.54.146
97 2026-08-21 16:19 639229259594798244
16 ms 13.248.169.48
96 2026-08-21 16:03 639229249736681188
2024 ms 13.248.169.48
95 2026-08-21 16:03 639229249736681188
2024 ms 76.223.54.146
94 2026-08-21 15:46 639229239699417787
18 ms 76.223.54.146
93 2026-08-21 15:46 639229239699417787
18 ms 13.248.169.48
92 2026-08-21 15:29 639229229621964033
20 ms 76.223.54.146
91 2026-08-21 15:29 639229229621964033
20 ms 13.248.169.48
90 2026-08-21 15:12 639229219567270965
45 ms 76.223.54.146
89 2026-08-21 15:12 639229219567270965
45 ms 13.248.169.48
88 2026-08-21 14:56 639229209406666856
11 ms 76.223.54.146
87 2026-08-21 14:56 639229209406666856
11 ms 13.248.169.48
86 2026-08-21 14:03 639229177815876178
49 ms 76.223.54.146
85 2026-08-21 14:03 639229177815876178
49 ms 13.248.169.48
84 2026-08-21 13:47 639229168243572685
2028 ms 76.223.54.146
83 2026-08-21 13:47 639229168243572685
2028 ms 13.248.169.48
82 2026-08-21 13:31 639229158599856475
15 ms 13.248.169.48
81 2026-08-21 13:31 639229158599856475
15 ms 76.223.54.146
80 2026-08-21 13:15 639229148998940902
20 ms 13.248.169.48
79 2026-08-21 13:15 639229148998940902
20 ms 76.223.54.146
78 2026-08-21 12:59 639229139276923594
26 ms 76.223.54.146
77 2026-08-21 12:59 639229139276923594
26 ms 13.248.169.48
76 2026-08-21 12:43 639229129709912394
11 ms 76.223.54.146
75 2026-08-21 12:43 639229129709912394
11 ms 13.248.169.48
74 2026-08-21 12:26 639229119801488500
55 ms 76.223.54.146
73 2026-08-21 12:26 639229119801488500
55 ms 13.248.169.48
72 2026-08-21 12:10 639229110135262458
39 ms 76.223.54.146
71 2026-08-21 12:10 639229110135262458
39 ms 13.248.169.48
70 2026-08-21 11:54 639229100336051392
18 ms 76.223.54.146
69 2026-08-21 11:54 639229100336051392
18 ms 13.248.169.48
68 2026-08-21 11:38 639229090641415626
10 ms 76.223.54.146
67 2026-08-21 11:38 639229090641415626
10 ms 13.248.169.48
66 2026-08-21 11:21 639229080702683947
37 ms 13.248.169.48
65 2026-08-21 11:21 639229080702683947
37 ms 76.223.54.146
64 2026-08-21 11:04 639229070601456699
4016 ms 76.223.54.146
63 2026-08-21 11:04 639229070601456699
4016 ms 13.248.169.48
62 2026-08-21 10:11 639229038947447232
19 ms 76.223.54.146
61 2026-08-21 10:11 639229038947447232
19 ms 13.248.169.48
60 2026-08-21 09:55 639229029268708773
2022 ms 76.223.54.146
59 2026-08-21 09:55 639229029268708773
2022 ms 13.248.169.48
58 2026-08-21 09:39 639229019647910603
12 ms 76.223.54.146
57 2026-08-21 09:39 639229019647910603
12 ms 13.248.169.48
56 2026-08-21 09:23 639229009983843738
6 ms 13.248.169.48
55 2026-08-21 09:23 639229009983843738
6 ms 76.223.54.146
54 2026-08-21 09:07 639229000203331882
48 ms 76.223.54.146
53 2026-08-21 09:07 639229000203331882
48 ms 13.248.169.48
52 2026-08-21 08:50 639228990302335999
3 ms 76.223.54.146
51 2026-08-21 08:50 639228990302335999
3 ms 13.248.169.48
50 2026-08-21 08:34 639228980567740722
149 ms 13.248.169.48
49 2026-08-21 08:34 639228980567740722
149 ms 76.223.54.146
48 2026-08-21 08:18 639228970762445174
4 ms 13.248.169.48
47 2026-08-21 08:18 639228970762445174
4 ms 76.223.54.146
46 2026-08-21 08:02 639228961065054445
19 ms 76.223.54.146
45 2026-08-21 08:02 639228961065054445
19 ms 13.248.169.48
44 2026-08-21 07:45 639228951224649885
19 ms 76.223.54.146
43 2026-08-21 07:45 639228951224649885
19 ms 13.248.169.48
42 2026-08-21 07:29 639228941303864592
50 ms 76.223.54.146
41 2026-08-21 07:29 639228941303864592
50 ms 13.248.169.48
40 2026-08-21 07:12 639228931191328583
19 ms 76.223.54.146
39 2026-08-21 07:12 639228931191328583
19 ms 13.248.169.48
38 2026-08-21 06:19 639228899518173317
41 ms 76.223.54.146
37 2026-08-21 06:19 639228899518173317
41 ms 13.248.169.48
36 2026-08-21 06:03 639228889785027669
111 ms 13.248.169.48
35 2026-08-21 06:03 639228889785027669
111 ms 76.223.54.146
34 2026-08-21 05:47 639228880106330161
12 ms 76.223.54.146
33 2026-08-21 05:47 639228880106330161
12 ms 13.248.169.48
32 2026-08-21 05:30 639228870316184091
17 ms 76.223.54.146
31 2026-08-21 05:30 639228870316184091
17 ms 13.248.169.48
30 2026-08-21 05:14 639228860695366512
33 ms 76.223.54.146
29 2026-08-21 05:14 639228860695366512
33 ms 13.248.169.48
28 2026-08-21 04:58 639228851027209500
13 ms 76.223.54.146
27 2026-08-21 04:58 639228851027209500
13 ms 13.248.169.48
26 2026-08-21 04:42 639228841479265462
54 ms 76.223.54.146
25 2026-08-21 04:42 639228841479265462
54 ms 13.248.169.48
24 2026-08-21 04:26 639228831752962260
30 ms 76.223.54.146
23 2026-08-21 04:26 639228831752962260
30 ms 13.248.169.48
22 2026-08-21 04:10 639228821953295483
2014 ms 13.248.169.48
21 2026-08-21 04:10 639228821953295483
2014 ms 76.223.54.146
20 2026-08-21 03:54 639228812227429953
13 ms 76.223.54.146
19 2026-08-21 03:54 639228812227429953
13 ms 13.248.169.48
18 2026-08-21 03:37 639228802476107538
19 ms 76.223.54.146
17 2026-08-21 03:37 639228802476107538
19 ms 13.248.169.48
16 2026-08-21 03:21 639228792525492032
22 ms 76.223.54.146
15 2026-08-21 03:21 639228792525492032
22 ms 13.248.169.48
14 2026-08-21 02:28 639228761131421385
28 ms 76.223.54.146
13 2026-08-21 02:28 639228761131421385
28 ms 13.248.169.48
12 2026-08-21 02:12 639228751571206692
9 ms 76.223.54.146
11 2026-08-21 02:12 639228751571206692
9 ms 13.248.169.48
10 2026-08-21 01:56 639228741705571019
4041 ms 13.248.169.48
9 2026-08-21 01:56 639228741705571019
4041 ms 76.223.54.146
8 2026-08-21 01:39 639228731642208228
4023 ms 13.248.169.48
7 2026-08-21 01:39 639228731642208228
4023 ms 76.223.54.146
6 2026-08-21 00:47 639228700387002072
49 ms 76.223.54.146
5 2026-08-21 00:47 639228700387002072
49 ms 13.248.169.48
4 2026-08-21 00:31 639228690742014433
140 ms 76.223.54.146
3 2026-08-21 00:31 639228690742014433
140 ms 13.248.169.48
2 2026-08-21 00:15 639228680877937122
49 ms 76.223.54.146
1 2026-08-21 00:15 639228680877937122
49 ms 13.248.169.48