DNS response history for ns-us.sofist.cz

ns-us.sofist.cz 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 2026-08-15. For this date, NameServerHistory found 77 DNS check records, 77 successful responses, 0 failed responses, and 405 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-us.sofist.cz.
Records on Selected Date

77

Historical checks stored for this nameserver on selected date

Average Latency

405 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:58

All timestamps shown in UTC

Latest Resolved IP on Selected Date

212.28.184.4

Most recently resolved hosting IP on selected date

Successful Responses

77

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 ns-us.sofist.cz

Showing DNS history for 2026-08-15 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
77 2026-08-15 23:58 639224347685767174
143 ms 212.28.184.4
76 2026-08-15 23:42 639224338276675277
139 ms 212.28.184.4
75 2026-08-15 22:50 639224306594546649
336 ms 212.28.184.4
74 2026-08-15 22:34 639224297145423303
258 ms 212.28.184.4
73 2026-08-15 22:18 639224287678238833
36 ms 212.28.184.4
72 2026-08-15 22:03 639224278490872828
42 ms 212.28.184.4
71 2026-08-15 21:48 639224269149307826
45 ms 212.28.184.4
70 2026-08-15 21:32 639224259868597616
47 ms 212.28.184.4
69 2026-08-15 21:16 639224250518642175
2033 ms 212.28.184.4
68 2026-08-15 21:01 639224241064772383
169 ms 212.28.184.4
67 2026-08-15 20:45 639224231691099605
257 ms 212.28.184.4
66 2026-08-15 20:30 639224222468168159
95 ms 212.28.184.4
65 2026-08-15 20:14 639224213173899635
42 ms 212.28.184.4
64 2026-08-15 19:59 639224203914451783
54 ms 212.28.184.4
63 2026-08-15 19:05 639224172202542163
4040 ms 212.28.184.4
62 2026-08-15 18:50 639224163338654093
47 ms 212.28.184.4
61 2026-08-15 18:35 639224154287995374
38 ms 212.28.184.4
60 2026-08-15 18:20 639224145118612503
59 ms 212.28.184.4
59 2026-08-15 18:05 639224135995990731
46 ms 212.28.184.4
58 2026-08-15 17:50 639224127185332624
38 ms 212.28.184.4
57 2026-08-15 17:35 639224118229289175
35 ms 212.28.184.4
56 2026-08-15 17:21 639224109273796359
55 ms 212.28.184.4
55 2026-08-15 17:06 639224100490805608
40 ms 212.28.184.4
54 2026-08-15 16:51 639224091353714490
50 ms 212.28.184.4
53 2026-08-15 16:35 639224082033126828
2121 ms 212.28.184.4
52 2026-08-15 16:20 639224072736962403
51 ms 212.28.184.4
51 2026-08-15 15:27 639224041475563754
46 ms 212.28.184.4
50 2026-08-15 15:12 639224032345604453
43 ms 212.28.184.4
49 2026-08-15 14:57 639224023169497283
81 ms 212.28.184.4
48 2026-08-15 14:42 639224013981146405
46 ms 212.28.184.4
47 2026-08-15 14:26 639224004883412586
71 ms 212.28.184.4
46 2026-08-15 14:11 639223995612880615
67 ms 212.28.184.4
45 2026-08-15 13:56 639223986271830789
190 ms 212.28.184.4
44 2026-08-15 13:40 639223977005780949
32 ms 212.28.184.4
43 2026-08-15 13:25 639223967653137793
167 ms 212.28.184.4
42 2026-08-15 13:09 639223958286010799
40 ms 212.28.184.4
41 2026-08-15 12:53 639223948936108345
2021 ms 212.28.184.4
40 2026-08-15 12:38 639223939673066880
284 ms 212.28.184.4
39 2026-08-15 11:45 639223908317760530
178 ms 212.28.184.4
38 2026-08-15 11:30 639223898992594258
53 ms 212.28.184.4
37 2026-08-15 11:14 639223889761312823
41 ms 212.28.184.4
36 2026-08-15 10:59 639223880359273507
2155 ms 212.28.184.4
35 2026-08-15 10:43 639223870920466808
2058 ms 212.28.184.4
34 2026-08-15 10:28 639223861579762179
53 ms 212.28.184.4
33 2026-08-15 10:12 639223852238616009
57 ms 212.28.184.4
32 2026-08-15 09:57 639223843019815620
81 ms 212.28.184.4
31 2026-08-15 09:41 639223833669915012
178 ms 212.28.184.4
30 2026-08-15 09:26 639223824494613222
51 ms 212.28.184.4
29 2026-08-15 09:10 639223815116325293
61 ms 212.28.184.4
28 2026-08-15 08:54 639223805493870221
68 ms 212.28.184.4
27 2026-08-15 08:02 639223774218660438
28 ms 212.28.184.4
26 2026-08-15 07:46 639223764663090372
72 ms 212.28.184.4
25 2026-08-15 07:31 639223755338811400
149 ms 212.28.184.4
24 2026-08-15 07:15 639223746019193268
151 ms 212.28.184.4
23 2026-08-15 06:59 639223736658778104
44 ms 212.28.184.4
22 2026-08-15 06:44 639223727330194499
14 ms 212.28.184.4
21 2026-08-15 06:28 639223717848514742
45 ms 212.28.184.4
20 2026-08-15 06:12 639223708284754056
22 ms 212.28.184.4
19 2026-08-15 05:57 639223699061259933
46 ms 212.28.184.4
18 2026-08-15 05:41 639223689592545140
2248 ms 212.28.184.4
17 2026-08-15 05:25 639223680143410810
94 ms 212.28.184.4
16 2026-08-15 05:09 639223670514517104
145 ms 212.28.184.4
15 2026-08-15 04:15 639223638855054294
2135 ms 212.28.184.4
14 2026-08-15 04:00 639223629623335972
2112 ms 212.28.184.4
13 2026-08-15 03:45 639223620390189495
59 ms 212.28.184.4
12 2026-08-15 03:29 639223610916950440
39 ms 212.28.184.4
11 2026-08-15 03:13 639223601597759168
150 ms 212.28.184.4
10 2026-08-15 02:58 639223592342172093
2232 ms 212.28.184.4
9 2026-08-15 02:43 639223583324121497
65 ms 212.28.184.4
8 2026-08-15 02:27 639223574086714218
131 ms 212.28.184.4
7 2026-08-15 02:12 639223564698424889
2232 ms 212.28.184.4
6 2026-08-15 01:56 639223555408664206
43 ms 212.28.184.4
5 2026-08-15 01:40 639223546000912416
249 ms 212.28.184.4
4 2026-08-15 01:25 639223536550774847
48 ms 212.28.184.4
3 2026-08-15 00:33 639223505017205611
44 ms 212.28.184.4
2 2026-08-15 00:17 639223495784410207
86 ms 212.28.184.4
1 2026-08-15 00:02 639223486524583054
56 ms 212.28.184.4