DNS response history for ns2.cos-cloud.com

ns2.cos-cloud.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 2026-08-16. For this date, NameServerHistory found 61 DNS check records, 61 successful responses, 0 failed responses, and 273 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 ns2.cos-cloud.com.
Records on Selected Date

61

Historical checks stored for this nameserver on selected date

Average Latency

273 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-16 23:54

All timestamps shown in UTC

Latest Resolved IP on Selected Date

199.195.255.66

Most recently resolved hosting IP on selected date

Successful Responses

61

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 ns2.cos-cloud.com

Showing DNS history for 2026-08-16 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
61 2026-08-16 23:54 639225207490611656
151 ms 199.195.255.66
60 2026-08-16 23:38 639225198045815385
7 ms 199.195.255.66
59 2026-08-16 22:46 639225166825544741
332 ms 199.195.255.66
58 2026-08-16 22:30 639225157549461269
185 ms 199.195.255.66
57 2026-08-16 22:14 639225147914556308
191 ms 199.195.255.66
56 2026-08-16 21:59 639225138472322960
14 ms 199.195.255.66
55 2026-08-16 21:07 639225107211236826
2101 ms 199.195.255.66
54 2026-08-16 20:51 639225097684457510
99 ms 199.195.255.66
53 2026-08-16 20:35 639225087942913396
193 ms 199.195.255.66
52 2026-08-16 20:18 639225078238684183
109 ms 199.195.255.66
51 2026-08-16 19:26 639225046944151094
197 ms 199.195.255.66
50 2026-08-16 19:10 639225037234857231
194 ms 199.195.255.66
49 2026-08-16 18:54 639225027423459920
186 ms 199.195.255.66
48 2026-08-16 18:38 639225017891613027
201 ms 199.195.255.66
47 2026-08-16 17:45 639224986298183527
189 ms 199.195.255.66
46 2026-08-16 17:29 639224976567107023
197 ms 199.195.255.66
45 2026-08-16 17:13 639224966709723386
146 ms 199.195.255.66
44 2026-08-16 16:56 639224957175756942
210 ms 199.195.255.66
43 2026-08-16 16:04 639224925782379869
582 ms 199.195.255.66
42 2026-08-16 15:48 639224916429532459
193 ms 199.195.255.66
41 2026-08-16 15:33 639224906878325623
196 ms 199.195.255.66
40 2026-08-16 15:17 639224897258974385
598 ms 199.195.255.66
39 2026-08-16 14:25 639224866169532828
103 ms 199.195.255.66
38 2026-08-16 14:09 639224856561831915
188 ms 199.195.255.66
37 2026-08-16 13:53 639224846830897794
188 ms 199.195.255.66
36 2026-08-16 13:36 639224836975863283
580 ms 199.195.255.66
35 2026-08-16 12:43 639224804985340946
99 ms 199.195.255.66
34 2026-08-16 12:27 639224795567782333
195 ms 199.195.255.66
33 2026-08-16 12:12 639224785914225250
196 ms 199.195.255.66
32 2026-08-16 11:55 639224776383854998
99 ms 199.195.255.66
31 2026-08-16 11:03 639224744252113993
207 ms 199.195.255.66
30 2026-08-16 10:46 639224734238905542
1604 ms 199.195.255.66
29 2026-08-16 10:29 639224724335031221
191 ms 199.195.255.66
28 2026-08-16 10:13 639224714475244430
190 ms 199.195.255.66
27 2026-08-16 09:17 639224681063874153
4 ms 199.195.255.66
26 2026-08-16 09:01 639224671038956665
190 ms 199.195.255.66
25 2026-08-16 08:44 639224661079806122
211 ms 199.195.255.66
24 2026-08-16 08:27 639224651169993038
196 ms 199.195.255.66
23 2026-08-16 07:33 639224618882283050
196 ms 199.195.255.66
22 2026-08-16 07:18 639224609519965372
424 ms 199.195.255.66
21 2026-08-16 07:02 639224599969658888
175 ms 199.195.255.66
20 2026-08-16 06:46 639224590360343307
183 ms 199.195.255.66
19 2026-08-16 05:53 639224558901831832
198 ms 199.195.255.66
18 2026-08-16 05:38 639224549678210576
10 ms 199.195.255.66
17 2026-08-16 05:22 639224540433420642
172 ms 199.195.255.66
16 2026-08-16 05:07 639224531046032443
181 ms 199.195.255.66
15 2026-08-16 04:15 639224499638024410
5 ms 199.195.255.66
14 2026-08-16 03:59 639224490358783451
3 ms 199.195.255.66
13 2026-08-16 03:43 639224481111410545
197 ms 199.195.255.66
12 2026-08-16 03:28 639224471809153772
97 ms 199.195.255.66
11 2026-08-16 02:35 639224440124457324
166 ms 199.195.255.66
10 2026-08-16 02:20 639224430921105721
191 ms 199.195.255.66
9 2026-08-16 02:05 639224421455433103
250 ms 199.195.255.66
8 2026-08-16 01:49 639224412089740331
162 ms 199.195.255.66
7 2026-08-16 01:33 639224403168392868
183 ms 199.195.255.66
6 2026-08-16 01:18 639224393856251387
145 ms 199.195.255.66
5 2026-08-16 01:03 639224384677141438
195 ms 199.195.255.66
4 2026-08-16 00:47 639224375597986398
2106 ms 199.195.255.66
3 2026-08-16 00:32 639224366430296466
187 ms 199.195.255.66
2 2026-08-16 00:17 639224357218176789
196 ms 199.195.255.66
1 2026-08-16 00:01 639224347685767174
109 ms 199.195.255.66