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 2026-08-12. For this date, NameServerHistory found 124 DNS check records, 124 successful responses, 0 failed responses, and 221 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

124

Historical checks stored for this nameserver on selected date

Average Latency

221 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:48

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

124

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 2026-08-12 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
124 2026-08-12 23:48 639221753022017039
26 ms 104.21.11.19
123 2026-08-12 23:48 639221753022017039
26 ms 172.67.147.158
122 2026-08-12 23:33 639221744107644868
8 ms 172.67.147.158
121 2026-08-12 23:33 639221744107644868
8 ms 104.21.11.19
120 2026-08-12 23:18 639221735030187244
4 ms 172.67.147.158
119 2026-08-12 23:18 639221735030187244
4 ms 104.21.11.19
118 2026-08-12 23:03 639221725815508109
14 ms 104.21.11.19
117 2026-08-12 23:03 639221725815508109
14 ms 172.67.147.158
116 2026-08-12 22:11 639221694790955973
40 ms 104.21.11.19
115 2026-08-12 22:11 639221694790955973
40 ms 172.67.147.158
114 2026-08-12 21:56 639221685562451720
5 ms 104.21.11.19
113 2026-08-12 21:56 639221685562451720
5 ms 172.67.147.158
112 2026-08-12 21:40 639221676023655289
37 ms 172.67.147.158
111 2026-08-12 21:40 639221676023655289
37 ms 104.21.11.19
110 2026-08-12 21:24 639221666449119409
2018 ms 104.21.11.19
109 2026-08-12 21:24 639221666449119409
2018 ms 172.67.147.158
108 2026-08-12 20:32 639221635456432556
7 ms 104.21.11.19
107 2026-08-12 20:32 639221635456432556
7 ms 172.67.147.158
106 2026-08-12 20:17 639221626313054202
5 ms 172.67.147.158
105 2026-08-12 20:17 639221626313054202
5 ms 104.21.11.19
104 2026-08-12 20:02 639221617091958857
41 ms 104.21.11.19
103 2026-08-12 20:02 639221617091958857
41 ms 172.67.147.158
102 2026-08-12 19:46 639221607786737151
11 ms 104.21.11.19
101 2026-08-12 19:46 639221607786737151
11 ms 172.67.147.158
100 2026-08-12 18:54 639221576664330059
5 ms 172.67.147.158
99 2026-08-12 18:54 639221576664330059
5 ms 104.21.11.19
98 2026-08-12 18:39 639221567514216674
10 ms 104.21.11.19
97 2026-08-12 18:39 639221567514216674
10 ms 172.67.147.158
96 2026-08-12 18:24 639221558399762524
6 ms 104.21.11.19
95 2026-08-12 18:24 639221558399762524
6 ms 172.67.147.158
94 2026-08-12 18:08 639221549052016282
6 ms 104.21.11.19
93 2026-08-12 18:08 639221549052016282
6 ms 172.67.147.158
92 2026-08-12 17:16 639221517673834934
7 ms 104.21.11.19
91 2026-08-12 17:16 639221517673834934
7 ms 172.67.147.158
90 2026-08-12 17:00 639221508282311633
5 ms 172.67.147.158
89 2026-08-12 17:00 639221508282311633
5 ms 104.21.11.19
88 2026-08-12 16:45 639221498786324983
8 ms 172.67.147.158
87 2026-08-12 16:45 639221498786324983
8 ms 104.21.11.19
86 2026-08-12 16:29 639221489157589737
26 ms 104.21.11.19
85 2026-08-12 16:29 639221489157589737
26 ms 172.67.147.158
84 2026-08-12 15:36 639221457655914645
2029 ms 172.67.147.158
83 2026-08-12 15:36 639221457655914645
2029 ms 104.21.11.19
82 2026-08-12 15:20 639221448164090526
5 ms 172.67.147.158
81 2026-08-12 15:20 639221448164090526
5 ms 104.21.11.19
80 2026-08-12 15:05 639221438725783630
5 ms 172.67.147.158
79 2026-08-12 15:05 639221438725783630
5 ms 104.21.11.19
78 2026-08-12 14:49 639221429178071087
9 ms 172.67.147.158
77 2026-08-12 14:49 639221429178071087
9 ms 104.21.11.19
76 2026-08-12 13:56 639221397761278719
6 ms 172.67.147.158
75 2026-08-12 13:56 639221397761278719
6 ms 104.21.11.19
74 2026-08-12 13:40 639221388200567278
48 ms 104.21.11.19
73 2026-08-12 13:40 639221388200567278
48 ms 172.67.147.158
72 2026-08-12 13:24 639221378483570949
24 ms 104.21.11.19
71 2026-08-12 13:24 639221378483570949
24 ms 172.67.147.158
70 2026-08-12 13:08 639221368872360139
30 ms 172.67.147.158
69 2026-08-12 13:08 639221368872360139
30 ms 104.21.11.19
68 2026-08-12 12:15 639221337226647415
9 ms 104.21.11.19
67 2026-08-12 12:15 639221337226647415
9 ms 172.67.147.158
66 2026-08-12 12:00 639221327924087446
8 ms 104.21.11.19
65 2026-08-12 12:00 639221327924087446
8 ms 172.67.147.158
64 2026-08-12 11:43 639221318096976375
143 ms 104.21.11.19
63 2026-08-12 11:43 639221318096976375
143 ms 172.67.147.158
62 2026-08-12 11:27 639221308343145274
18 ms 172.67.147.158
61 2026-08-12 11:27 639221308343145274
18 ms 104.21.11.19
60 2026-08-12 10:35 639221277089610470
80 ms 172.67.147.158
59 2026-08-12 10:35 639221277089610470
80 ms 104.21.11.19
58 2026-08-12 10:19 639221267628136359
2021 ms 172.67.147.158
57 2026-08-12 10:19 639221267628136359
2021 ms 104.21.11.19
56 2026-08-12 10:03 639221257907569952
2038 ms 172.67.147.158
55 2026-08-12 10:03 639221257907569952
2038 ms 104.21.11.19
54 2026-08-12 09:47 639221248402420965
61 ms 104.21.11.19
53 2026-08-12 09:47 639221248402420965
61 ms 172.67.147.158
52 2026-08-12 08:54 639221216797540533
7 ms 172.67.147.158
51 2026-08-12 08:54 639221216797540533
7 ms 104.21.11.19
50 2026-08-12 08:39 639221207385792352
30 ms 104.21.11.19
49 2026-08-12 08:39 639221207385792352
30 ms 172.67.147.158
48 2026-08-12 08:23 639221198078534844
2057 ms 104.21.11.19
47 2026-08-12 08:23 639221198078534844
2057 ms 172.67.147.158
46 2026-08-12 08:08 639221188677585577
14 ms 172.67.147.158
45 2026-08-12 08:08 639221188677585577
14 ms 104.21.11.19
44 2026-08-12 07:15 639221157276484143
9 ms 104.21.11.19
43 2026-08-12 07:15 639221157276484143
9 ms 172.67.147.158
42 2026-08-12 07:00 639221147876262183
23 ms 104.21.11.19
41 2026-08-12 07:00 639221147876262183
23 ms 172.67.147.158
40 2026-08-12 06:44 639221138388812469
7 ms 104.21.11.19
39 2026-08-12 06:44 639221138388812469
7 ms 172.67.147.158
38 2026-08-12 06:28 639221128987381118
2049 ms 104.21.11.19
37 2026-08-12 06:28 639221128987381118
2049 ms 172.67.147.158
36 2026-08-12 05:36 639221097816416095
37 ms 172.67.147.158
35 2026-08-12 05:36 639221097816416095
37 ms 104.21.11.19
34 2026-08-12 05:21 639221088508065616
12 ms 104.21.11.19
33 2026-08-12 05:21 639221088508065616
12 ms 172.67.147.158
32 2026-08-12 05:05 639221079092308503
40 ms 172.67.147.158
31 2026-08-12 05:05 639221079092308503
40 ms 104.21.11.19
30 2026-08-12 04:49 639221069595873597
31 ms 104.21.11.19
29 2026-08-12 04:49 639221069595873597
31 ms 172.67.147.158
28 2026-08-12 03:57 639221038601577496
38 ms 172.67.147.158
27 2026-08-12 03:57 639221038601577496
38 ms 104.21.11.19
26 2026-08-12 03:42 639221029533901299
4 ms 172.67.147.158
25 2026-08-12 03:42 639221029533901299
4 ms 104.21.11.19
24 2026-08-12 03:27 639221020333828965
32 ms 104.21.11.19
23 2026-08-12 03:27 639221020333828965
32 ms 172.67.147.158
22 2026-08-12 03:12 639221011110510484
59 ms 172.67.147.158
21 2026-08-12 03:12 639221011110510484
59 ms 104.21.11.19
20 2026-08-12 02:20 639220979815209769
11 ms 104.21.11.19
19 2026-08-12 02:20 639220979815209769
11 ms 172.67.147.158
18 2026-08-12 02:05 639220970971410921
14 ms 104.21.11.19
17 2026-08-12 02:05 639220970971410921
14 ms 172.67.147.158
16 2026-08-12 01:50 639220961848982361
77 ms 172.67.147.158
15 2026-08-12 01:50 639220961848982361
77 ms 104.21.11.19
14 2026-08-12 01:35 639220952784591501
145 ms 172.67.147.158
13 2026-08-12 01:35 639220952784591501
145 ms 104.21.11.19
12 2026-08-12 01:20 639220943893596731
45 ms 172.67.147.158
11 2026-08-12 01:20 639220943893596731
45 ms 104.21.11.19
10 2026-08-12 01:05 639220934954704520
17 ms 172.67.147.158
9 2026-08-12 01:05 639220934954704520
17 ms 104.21.11.19
8 2026-08-12 00:50 639220925792457751
19 ms 104.21.11.19
7 2026-08-12 00:50 639220925792457751
19 ms 172.67.147.158
6 2026-08-12 00:34 639220916610063538
30 ms 104.21.11.19
5 2026-08-12 00:34 639220916610063538
30 ms 172.67.147.158
4 2026-08-12 00:19 639220907229361754
21 ms 172.67.147.158
3 2026-08-12 00:19 639220907229361754
21 ms 104.21.11.19
2 2026-08-12 00:03 639220897896762127
45 ms 172.67.147.158
1 2026-08-12 00:03 639220897896762127
45 ms 104.21.11.19