DNS response history for ns18.servercorp.com

ns18.servercorp.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 144 DNS check records, 144 successful responses, 0 failed responses, and 220 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 ns18.servercorp.com.
Records on Selected Date

144

Historical checks stored for this nameserver on selected date

Average Latency

220 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

104.21.11.19

Most recently resolved hosting IP on selected date

Successful Responses

144

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 ns18.servercorp.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
144 2026-08-21 23:46 639229527598660841
8 ms 104.21.11.19
143 2026-08-21 23:46 639229527598660841
8 ms 172.67.147.158
142 2026-08-21 23:30 639229517954323214
132 ms 104.21.11.19
141 2026-08-21 23:30 639229517954323214
132 ms 172.67.147.158
140 2026-08-21 23:14 639229508269999021
18 ms 172.67.147.158
139 2026-08-21 23:14 639229508269999021
18 ms 104.21.11.19
138 2026-08-21 22:57 639229498559060171
15 ms 104.21.11.19
137 2026-08-21 22:57 639229498559060171
15 ms 172.67.147.158
136 2026-08-21 22:41 639229488519347586
23 ms 172.67.147.158
135 2026-08-21 22:41 639229488519347586
23 ms 104.21.11.19
134 2026-08-21 21:47 639229456606578934
5 ms 104.21.11.19
133 2026-08-21 21:47 639229456606578934
5 ms 172.67.147.158
132 2026-08-21 21:31 639229446985772499
14 ms 172.67.147.158
131 2026-08-21 21:31 639229446985772499
14 ms 104.21.11.19
130 2026-08-21 21:15 639229437367313098
12 ms 172.67.147.158
129 2026-08-21 21:15 639229437367313098
12 ms 104.21.11.19
128 2026-08-21 21:00 639229427923950391
10 ms 172.67.147.158
127 2026-08-21 21:00 639229427923950391
10 ms 104.21.11.19
126 2026-08-21 20:43 639229418168588854
52 ms 104.21.11.19
125 2026-08-21 20:43 639229418168588854
52 ms 172.67.147.158
124 2026-08-21 20:27 639229408345678334
11 ms 104.21.11.19
123 2026-08-21 20:27 639229408345678334
11 ms 172.67.147.158
122 2026-08-21 20:11 639229398616354648
7 ms 172.67.147.158
121 2026-08-21 20:11 639229398616354648
7 ms 104.21.11.19
120 2026-08-21 19:54 639229388634592323
37 ms 172.67.147.158
119 2026-08-21 19:54 639229388634592323
37 ms 104.21.11.19
118 2026-08-21 19:38 639229378792837692
8 ms 172.67.147.158
117 2026-08-21 19:38 639229378792837692
8 ms 104.21.11.19
116 2026-08-21 19:22 639229369154682311
2023 ms 104.21.11.19
115 2026-08-21 19:22 639229369154682311
2023 ms 172.67.147.158
114 2026-08-21 19:05 639229359248017926
8 ms 104.21.11.19
113 2026-08-21 19:05 639229359248017926
8 ms 172.67.147.158
112 2026-08-21 18:48 639229349124294642
9 ms 104.21.11.19
111 2026-08-21 18:48 639229349124294642
9 ms 172.67.147.158
110 2026-08-21 17:56 639229317791715692
48 ms 104.21.11.19
109 2026-08-21 17:56 639229317791715692
48 ms 172.67.147.158
108 2026-08-21 17:40 639229308115194575
32 ms 172.67.147.158
107 2026-08-21 17:40 639229308115194575
32 ms 104.21.11.19
106 2026-08-21 17:24 639229298320320558
17 ms 104.21.11.19
105 2026-08-21 17:24 639229298320320558
17 ms 172.67.147.158
104 2026-08-21 17:08 639229288674863221
15 ms 172.67.147.158
103 2026-08-21 17:08 639229288674863221
15 ms 104.21.11.19
102 2026-08-21 16:51 639229278983677079
9 ms 172.67.147.158
101 2026-08-21 16:51 639229278983677079
9 ms 104.21.11.19
100 2026-08-21 16:35 639229269405517175
50 ms 172.67.147.158
99 2026-08-21 16:35 639229269405517175
50 ms 104.21.11.19
98 2026-08-21 16:19 639229259594798244
32 ms 172.67.147.158
97 2026-08-21 16:19 639229259594798244
32 ms 104.21.11.19
96 2026-08-21 16:03 639229249736681188
2043 ms 172.67.147.158
95 2026-08-21 16:03 639229249736681188
2043 ms 104.21.11.19
94 2026-08-21 15:46 639229239699417787
50 ms 172.67.147.158
93 2026-08-21 15:46 639229239699417787
50 ms 104.21.11.19
92 2026-08-21 15:29 639229229621964033
28 ms 104.21.11.19
91 2026-08-21 15:29 639229229621964033
28 ms 172.67.147.158
90 2026-08-21 15:12 639229219567270965
53 ms 104.21.11.19
89 2026-08-21 15:12 639229219567270965
53 ms 172.67.147.158
88 2026-08-21 14:56 639229209406666856
33 ms 172.67.147.158
87 2026-08-21 14:56 639229209406666856
33 ms 104.21.11.19
86 2026-08-21 14:03 639229177815876178
9 ms 172.67.147.158
85 2026-08-21 14:03 639229177815876178
9 ms 104.21.11.19
84 2026-08-21 13:47 639229168243572685
12 ms 172.67.147.158
83 2026-08-21 13:47 639229168243572685
12 ms 104.21.11.19
82 2026-08-21 13:31 639229158599856475
20 ms 172.67.147.158
81 2026-08-21 13:31 639229158599856475
20 ms 104.21.11.19
80 2026-08-21 13:15 639229148998940902
18 ms 104.21.11.19
79 2026-08-21 13:15 639229148998940902
18 ms 172.67.147.158
78 2026-08-21 12:59 639229139276923594
16 ms 172.67.147.158
77 2026-08-21 12:59 639229139276923594
16 ms 104.21.11.19
76 2026-08-21 12:43 639229129709912394
32 ms 104.21.11.19
75 2026-08-21 12:43 639229129709912394
32 ms 172.67.147.158
74 2026-08-21 12:26 639229119801488500
2042 ms 172.67.147.158
73 2026-08-21 12:26 639229119801488500
2042 ms 104.21.11.19
72 2026-08-21 12:10 639229110135262458
16 ms 104.21.11.19
71 2026-08-21 12:10 639229110135262458
16 ms 172.67.147.158
70 2026-08-21 11:54 639229100336051392
13 ms 104.21.11.19
69 2026-08-21 11:54 639229100336051392
13 ms 172.67.147.158
68 2026-08-21 11:38 639229090641415626
9 ms 104.21.11.19
67 2026-08-21 11:38 639229090641415626
9 ms 172.67.147.158
66 2026-08-21 11:21 639229080702683947
5 ms 104.21.11.19
65 2026-08-21 11:21 639229080702683947
5 ms 172.67.147.158
64 2026-08-21 11:04 639229070601456699
15 ms 104.21.11.19
63 2026-08-21 11:04 639229070601456699
15 ms 172.67.147.158
62 2026-08-21 10:11 639229038947447232
14 ms 104.21.11.19
61 2026-08-21 10:11 639229038947447232
14 ms 172.67.147.158
60 2026-08-21 09:55 639229029268708773
17 ms 172.67.147.158
59 2026-08-21 09:55 639229029268708773
17 ms 104.21.11.19
58 2026-08-21 09:39 639229019647910603
2035 ms 104.21.11.19
57 2026-08-21 09:39 639229019647910603
2035 ms 172.67.147.158
56 2026-08-21 09:23 639229009983843738
23 ms 104.21.11.19
55 2026-08-21 09:23 639229009983843738
23 ms 172.67.147.158
54 2026-08-21 09:07 639229000203331882
31 ms 172.67.147.158
53 2026-08-21 09:07 639229000203331882
31 ms 104.21.11.19
52 2026-08-21 08:50 639228990302335999
13 ms 104.21.11.19
51 2026-08-21 08:50 639228990302335999
13 ms 172.67.147.158
50 2026-08-21 08:34 639228980567740722
32 ms 104.21.11.19
49 2026-08-21 08:34 639228980567740722
32 ms 172.67.147.158
48 2026-08-21 08:18 639228970762445174
40 ms 104.21.11.19
47 2026-08-21 08:18 639228970762445174
40 ms 172.67.147.158
46 2026-08-21 08:02 639228961065054445
4018 ms 104.21.11.19
45 2026-08-21 08:02 639228961065054445
4018 ms 172.67.147.158
44 2026-08-21 07:45 639228951224649885
10 ms 172.67.147.158
43 2026-08-21 07:45 639228951224649885
10 ms 104.21.11.19
42 2026-08-21 07:29 639228941303864592
62 ms 104.21.11.19
41 2026-08-21 07:29 639228941303864592
62 ms 172.67.147.158
40 2026-08-21 07:12 639228931191328583
24 ms 104.21.11.19
39 2026-08-21 07:12 639228931191328583
24 ms 172.67.147.158
38 2026-08-21 06:19 639228899518173317
22 ms 104.21.11.19
37 2026-08-21 06:19 639228899518173317
22 ms 172.67.147.158
36 2026-08-21 06:03 639228889785027669
29 ms 172.67.147.158
35 2026-08-21 06:03 639228889785027669
29 ms 104.21.11.19
34 2026-08-21 05:47 639228880106330161
46 ms 172.67.147.158
33 2026-08-21 05:47 639228880106330161
46 ms 104.21.11.19
32 2026-08-21 05:30 639228870316184091
58 ms 104.21.11.19
31 2026-08-21 05:30 639228870316184091
58 ms 172.67.147.158
30 2026-08-21 05:14 639228860695366512
9 ms 172.67.147.158
29 2026-08-21 05:14 639228860695366512
9 ms 104.21.11.19
28 2026-08-21 04:58 639228851027209500
28 ms 172.67.147.158
27 2026-08-21 04:58 639228851027209500
28 ms 104.21.11.19
26 2026-08-21 04:42 639228841479265462
8 ms 172.67.147.158
25 2026-08-21 04:42 639228841479265462
8 ms 104.21.11.19
24 2026-08-21 04:26 639228831752962260
2059 ms 104.21.11.19
23 2026-08-21 04:26 639228831752962260
2059 ms 172.67.147.158
22 2026-08-21 04:10 639228821953295483
26 ms 104.21.11.19
21 2026-08-21 04:10 639228821953295483
26 ms 172.67.147.158
20 2026-08-21 03:54 639228812227429953
5 ms 172.67.147.158
19 2026-08-21 03:54 639228812227429953
5 ms 104.21.11.19
18 2026-08-21 03:37 639228802476107538
5 ms 172.67.147.158
17 2026-08-21 03:37 639228802476107538
5 ms 104.21.11.19
16 2026-08-21 03:21 639228792525492032
10 ms 172.67.147.158
15 2026-08-21 03:21 639228792525492032
10 ms 104.21.11.19
14 2026-08-21 02:28 639228761131421385
35 ms 104.21.11.19
13 2026-08-21 02:28 639228761131421385
35 ms 172.67.147.158
12 2026-08-21 02:12 639228751571206692
7 ms 104.21.11.19
11 2026-08-21 02:12 639228751571206692
7 ms 172.67.147.158
10 2026-08-21 01:56 639228741705571019
17 ms 172.67.147.158
9 2026-08-21 01:56 639228741705571019
17 ms 104.21.11.19
8 2026-08-21 01:39 639228731642208228
9 ms 104.21.11.19
7 2026-08-21 01:39 639228731642208228
9 ms 172.67.147.158
6 2026-08-21 00:47 639228700387002072
46 ms 104.21.11.19
5 2026-08-21 00:47 639228700387002072
46 ms 172.67.147.158
4 2026-08-21 00:31 639228690742014433
3 ms 104.21.11.19
3 2026-08-21 00:31 639228690742014433
3 ms 172.67.147.158
2 2026-08-21 00:15 639228680877937122
95 ms 172.67.147.158
1 2026-08-21 00:15 639228680877937122
95 ms 104.21.11.19