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 2026-08-13. For this date, NameServerHistory found 72 DNS check records, 72 successful responses, 0 failed responses, and 299 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

72

Historical checks stored for this nameserver on selected date

Average Latency

299 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-13 23:57

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

72

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 2026-08-13 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
72 2026-08-13 23:57 639222618462620588
49 ms 212.28.184.4
71 2026-08-13 23:41 639222608688333012
2366 ms 212.28.184.4
70 2026-08-13 23:24 639222598741756356
2158 ms 212.28.184.4
69 2026-08-13 23:07 639222588615244093
156 ms 212.28.184.4
68 2026-08-13 22:13 639222556495289724
222 ms 212.28.184.4
67 2026-08-13 21:56 639222546477917698
45 ms 212.28.184.4
66 2026-08-13 21:40 639222536257653790
38 ms 212.28.184.4
65 2026-08-13 21:22 639222525833084485
50 ms 212.28.184.4
64 2026-08-13 21:05 639222515446085004
47 ms 212.28.184.4
63 2026-08-13 20:48 639222505166766781
2038 ms 212.28.184.4
62 2026-08-13 20:31 639222494930541001
45 ms 212.28.184.4
61 2026-08-13 20:13 639222484469216890
354 ms 212.28.184.4
60 2026-08-13 19:56 639222474270039940
205 ms 212.28.184.4
59 2026-08-13 19:39 639222464005587385
251 ms 212.28.184.4
58 2026-08-13 19:22 639222453485975041
2230 ms 212.28.184.4
57 2026-08-13 19:04 639222442984828770
46 ms 212.28.184.4
56 2026-08-13 18:10 639222410191353397
18 ms 212.28.184.4
55 2026-08-13 17:53 639222399952628376
37 ms 212.28.184.4
54 2026-08-13 17:36 639222389608608647
48 ms 212.28.184.4
53 2026-08-13 17:19 639222379604012481
141 ms 212.28.184.4
52 2026-08-13 17:02 639222369372672858
23 ms 212.28.184.4
51 2026-08-13 16:45 639222359096909298
21 ms 212.28.184.4
50 2026-08-13 16:28 639222348814301655
67 ms 212.28.184.4
49 2026-08-13 16:11 639222338608331104
155 ms 212.28.184.4
48 2026-08-13 15:53 639222328204609760
33 ms 212.28.184.4
47 2026-08-13 15:36 639222317859759909
28 ms 212.28.184.4
46 2026-08-13 15:19 639222307560137918
162 ms 212.28.184.4
45 2026-08-13 15:02 639222297274357149
46 ms 212.28.184.4
44 2026-08-13 14:08 639222265004477827
41 ms 212.28.184.4
43 2026-08-13 13:52 639222255176583683
8 ms 212.28.184.4
42 2026-08-13 13:36 639222245340146131
155 ms 212.28.184.4
41 2026-08-13 13:19 639222235662219956
55 ms 212.28.184.4
40 2026-08-13 13:03 639222225817223284
145 ms 212.28.184.4
39 2026-08-13 12:47 639222216341869648
48 ms 212.28.184.4
38 2026-08-13 12:31 639222206848442189
20 ms 212.28.184.4
37 2026-08-13 12:16 639222197538963225
837 ms 212.28.184.4
36 2026-08-13 12:00 639222188113685569
133 ms 212.28.184.4
35 2026-08-13 11:45 639222178880138458
139 ms 212.28.184.4
34 2026-08-13 11:29 639222169343013317
56 ms 212.28.184.4
33 2026-08-13 11:13 639222159910600596
147 ms 212.28.184.4
32 2026-08-13 10:21 639222128676274866
169 ms 212.28.184.4
31 2026-08-13 10:05 639222119169781983
2048 ms 212.28.184.4
30 2026-08-13 09:50 639222109996148889
58 ms 212.28.184.4
29 2026-08-13 09:34 639222100791323799
176 ms 212.28.184.4
28 2026-08-13 09:19 639222091647893142
46 ms 212.28.184.4
27 2026-08-13 09:04 639222082524717649
43 ms 212.28.184.4
26 2026-08-13 08:49 639222073378630456
2037 ms 212.28.184.4
25 2026-08-13 08:34 639222064537306701
85 ms 212.28.184.4
24 2026-08-13 08:19 639222055409471864
145 ms 212.28.184.4
23 2026-08-13 08:04 639222046117152411
42 ms 212.28.184.4
22 2026-08-13 07:48 639222036915107067
234 ms 212.28.184.4
21 2026-08-13 07:33 639222027654889141
33 ms 212.28.184.4
20 2026-08-13 06:42 639221996824612035
43 ms 212.28.184.4
19 2026-08-13 06:27 639221987863418113
2168 ms 212.28.184.4
18 2026-08-13 06:12 639221979006823112
55 ms 212.28.184.4
17 2026-08-13 05:57 639221970068466615
39 ms 212.28.184.4
16 2026-08-13 05:42 639221961001585139
149 ms 212.28.184.4
15 2026-08-13 05:27 639221952104046397
166 ms 212.28.184.4
14 2026-08-13 05:12 639221943247694484
48 ms 212.28.184.4
13 2026-08-13 04:58 639221934603388241
82 ms 212.28.184.4
12 2026-08-13 04:43 639221925729273358
21 ms 212.28.184.4
11 2026-08-13 04:28 639221916777813401
147 ms 212.28.184.4
10 2026-08-13 04:13 639221907816913910
35 ms 212.28.184.4
9 2026-08-13 03:58 639221898639694322
156 ms 212.28.184.4
8 2026-08-13 03:08 639221868257567489
45 ms 212.28.184.4
7 2026-08-13 02:53 639221859270235608
20 ms 212.28.184.4
6 2026-08-13 02:38 639221850184464515
31 ms 212.28.184.4
5 2026-08-13 02:22 639221841141973425
52 ms 212.28.184.4
4 2026-08-13 01:31 639221810548753083
35 ms 212.28.184.4
3 2026-08-13 01:17 639221801656796262
149 ms 212.28.184.4
2 2026-08-13 01:01 639221792658715334
36 ms 212.28.184.4
1 2026-08-13 00:46 639221783571379176
49 ms 212.28.184.4