DNS response history for a.dnscstr.com

a.dnscstr.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 62 DNS check records, 62 successful responses, 0 failed responses, and 288 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 a.dnscstr.com.
Records on Selected Date

62

Historical checks stored for this nameserver on selected date

Average Latency

288 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:54

All timestamps shown in UTC

Latest Resolved IP on Selected Date

138.197.216.192

Most recently resolved hosting IP on selected date

Successful Responses

62

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 a.dnscstr.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
62 2026-08-12 23:54 639221753022017039
317 ms 138.197.216.192
61 2026-08-12 23:39 639221744107644868
128 ms 138.197.216.192
60 2026-08-12 23:24 639221735030187244
42 ms 138.197.216.192
59 2026-08-12 23:09 639221725815508109
116 ms 138.197.216.192
58 2026-08-12 22:16 639221694790955973
95 ms 138.197.216.192
57 2026-08-12 22:01 639221685562451720
35 ms 138.197.216.192
56 2026-08-12 21:45 639221676023655289
61 ms 138.197.216.192
55 2026-08-12 21:29 639221666449119409
77 ms 138.197.216.192
54 2026-08-12 20:38 639221635456432556
2177 ms 138.197.216.192
53 2026-08-12 20:22 639221626313054202
124 ms 138.197.216.192
52 2026-08-12 20:07 639221617091958857
29 ms 138.197.216.192
51 2026-08-12 19:51 639221607786737151
121 ms 138.197.216.192
50 2026-08-12 19:00 639221576664330059
2128 ms 138.197.216.192
49 2026-08-12 18:44 639221567514216674
46 ms 138.197.216.192
48 2026-08-12 18:29 639221558399762524
2179 ms 138.197.216.192
47 2026-08-12 18:14 639221549052016282
60 ms 138.197.216.192
46 2026-08-12 17:21 639221517673834934
2195 ms 138.197.216.192
45 2026-08-12 17:05 639221508282311633
36 ms 138.197.216.192
44 2026-08-12 16:49 639221498786324983
2101 ms 138.197.216.192
43 2026-08-12 16:33 639221489157589737
48 ms 138.197.216.192
42 2026-08-12 15:41 639221457655914645
97 ms 138.197.216.192
41 2026-08-12 15:25 639221448164090526
199 ms 138.197.216.192
40 2026-08-12 15:09 639221438725783630
93 ms 138.197.216.192
39 2026-08-12 14:53 639221429178071087
38 ms 138.197.216.192
38 2026-08-12 14:01 639221397761278719
109 ms 138.197.216.192
37 2026-08-12 13:45 639221388200567278
54 ms 138.197.216.192
36 2026-08-12 13:29 639221378483570949
11 ms 138.197.216.192
35 2026-08-12 13:13 639221368872360139
58 ms 138.197.216.192
34 2026-08-12 12:21 639221337226647415
251 ms 138.197.216.192
33 2026-08-12 12:05 639221327924087446
87 ms 138.197.216.192
32 2026-08-12 11:49 639221318096976375
53 ms 138.197.216.192
31 2026-08-12 11:33 639221308343145274
80 ms 138.197.216.192
30 2026-08-12 10:41 639221277089610470
57 ms 138.197.216.192
29 2026-08-12 10:25 639221267628136359
51 ms 138.197.216.192
28 2026-08-12 10:09 639221257907569952
105 ms 138.197.216.192
27 2026-08-12 09:53 639221248402420965
155 ms 138.197.216.192
26 2026-08-12 09:00 639221216797540533
93 ms 138.197.216.192
25 2026-08-12 08:45 639221207385792352
60 ms 138.197.216.192
24 2026-08-12 08:29 639221198078534844
69 ms 138.197.216.192
23 2026-08-12 08:13 639221188677585577
109 ms 138.197.216.192
22 2026-08-12 07:21 639221157276484143
33 ms 138.197.216.192
21 2026-08-12 07:06 639221147876262183
42 ms 138.197.216.192
20 2026-08-12 06:50 639221138388812469
27 ms 138.197.216.192
19 2026-08-12 06:34 639221128987381118
156 ms 138.197.216.192
18 2026-08-12 05:42 639221097816416095
174 ms 138.197.216.192
17 2026-08-12 05:27 639221088508065616
46 ms 138.197.216.192
16 2026-08-12 05:11 639221079092308503
171 ms 138.197.216.192
15 2026-08-12 04:55 639221069595873597
179 ms 138.197.216.192
14 2026-08-12 04:04 639221038601577496
39 ms 138.197.216.192
13 2026-08-12 03:48 639221029533901299
34 ms 138.197.216.192
12 2026-08-12 03:33 639221020333828965
37 ms 138.197.216.192
11 2026-08-12 03:18 639221011110510484
28 ms 138.197.216.192
10 2026-08-12 02:26 639220979815209769
111 ms 138.197.216.192
9 2026-08-12 02:11 639220970971410921
188 ms 138.197.216.192
8 2026-08-12 01:56 639220961848982361
117 ms 138.197.216.192
7 2026-08-12 01:41 639220952784591501
158 ms 138.197.216.192
6 2026-08-12 01:26 639220943893596731
28 ms 138.197.216.192
5 2026-08-12 01:11 639220934954704520
2027 ms 138.197.216.192
4 2026-08-12 00:56 639220925792457751
37 ms 138.197.216.192
3 2026-08-12 00:40 639220916610063538
171 ms 138.197.216.192
2 2026-08-12 00:25 639220907229361754
55 ms 138.197.216.192
1 2026-08-12 00:09 639220897896762127
61 ms 138.197.216.192