DNS response history for ns1.c0re.cz

ns1.c0re.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 2026-08-25. For this date, NameServerHistory found 54 DNS check records, 54 successful responses, 0 failed responses, and 254 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 ns1.c0re.cz.
Records on Selected Date

54

Historical checks stored for this nameserver on selected date

Average Latency

254 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 18:20

All timestamps shown in UTC

Latest Resolved IP on Selected Date

194.31.191.196

Most recently resolved hosting IP on selected date

Successful Responses

54

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 ns1.c0re.cz

Showing DNS history for 2026-08-25 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
54 2026-08-25 18:20 639232785462407552
94 ms 194.31.191.196
53 2026-08-25 18:03 639232775177487032
43 ms 194.31.191.196
52 2026-08-25 17:45 639232764991087115
25 ms 194.31.191.196
51 2026-08-25 17:29 639232754842971478
78 ms 194.31.191.196
50 2026-08-25 17:11 639232744455159107
2102 ms 194.31.191.196
49 2026-08-25 16:54 639232734145178231
119 ms 194.31.191.196
48 2026-08-25 16:37 639232723827874402
42 ms 194.31.191.196
47 2026-08-25 16:20 639232713533011892
22 ms 194.31.191.196
46 2026-08-25 16:03 639232703065318207
17 ms 194.31.191.196
45 2026-08-25 15:45 639232692629559470
43 ms 194.31.191.196
44 2026-08-25 15:28 639232682238836475
21 ms 194.31.191.196
43 2026-08-25 15:10 639232671787004306
48 ms 194.31.191.196
42 2026-08-25 14:16 639232638994329666
21 ms 194.31.191.196
41 2026-08-25 13:58 639232628614783237
83 ms 194.31.191.196
40 2026-08-25 13:41 639232618360728578
2052 ms 194.31.191.196
39 2026-08-25 13:24 639232608016476376
80 ms 194.31.191.196
38 2026-08-25 13:07 639232597643611557
60 ms 194.31.191.196
37 2026-08-25 12:49 639232587225721862
2019 ms 194.31.191.196
36 2026-08-25 12:32 639232576780683689
25 ms 194.31.191.196
35 2026-08-25 12:15 639232566381512620
67 ms 194.31.191.196
34 2026-08-25 11:57 639232556111768563
79 ms 194.31.191.196
33 2026-08-25 11:40 639232545839529039
39 ms 194.31.191.196
32 2026-08-25 11:23 639232535349285207
81 ms 194.31.191.196
31 2026-08-25 11:05 639232524938080723
49 ms 194.31.191.196
30 2026-08-25 10:12 639232492740373468
86 ms 194.31.191.196
29 2026-08-25 09:54 639232482235303141
11 ms 194.31.191.196
28 2026-08-25 09:37 639232471861770303
49 ms 194.31.191.196
27 2026-08-25 09:20 639232461630217327
102 ms 194.31.191.196
26 2026-08-25 09:03 639232451282965990
204 ms 194.31.191.196
25 2026-08-25 08:45 639232440814614938
44 ms 194.31.191.196
24 2026-08-25 08:28 639232430410720425
39 ms 194.31.191.196
23 2026-08-25 08:11 639232420003096185
44 ms 194.31.191.196
22 2026-08-25 07:53 639232409467287444
84 ms 194.31.191.196
21 2026-08-25 07:36 639232399077195997
70 ms 194.31.191.196
20 2026-08-25 07:19 639232388731528337
54 ms 194.31.191.196
19 2026-08-25 07:01 639232378288598612
119 ms 194.31.191.196
18 2026-08-25 06:08 639232346196373643
47 ms 194.31.191.196
17 2026-08-25 05:51 639232336112370741
76 ms 194.31.191.196
16 2026-08-25 05:34 639232326146508970
60 ms 194.31.191.196
15 2026-08-25 05:18 639232316189381720
79 ms 194.31.191.196
14 2026-08-25 05:01 639232306217998913
51 ms 194.31.191.196
13 2026-08-25 04:44 639232296255744174
62 ms 194.31.191.196
12 2026-08-25 04:27 639232286095760789
205 ms 194.31.191.196
11 2026-08-25 04:11 639232276086186273
31 ms 194.31.191.196
10 2026-08-25 03:54 639232265900986425
2009 ms 194.31.191.196
9 2026-08-25 03:37 639232255723518075
139 ms 194.31.191.196
8 2026-08-25 03:20 639232245484452890
98 ms 194.31.191.196
7 2026-08-25 03:03 639232235157175331
2282 ms 194.31.191.196
6 2026-08-25 02:09 639232203197189095
18 ms 194.31.191.196
5 2026-08-25 01:52 639232192844564298
88 ms 194.31.191.196
4 2026-08-25 01:35 639232182496008942
81 ms 194.31.191.196
3 2026-08-25 01:18 639232172197053132
52 ms 194.31.191.196
2 2026-08-25 00:24 639232140250307418
99 ms 194.31.191.196
1 2026-08-25 00:07 639232129927860324
48 ms 194.31.191.196