DNS response history for ns2.sys-op.com

ns2.sys-op.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 2026-08-17. For this date, NameServerHistory found 72 DNS check records, 71 successful responses, 1 failed responses, and 419 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.sys-op.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

419 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 23:52

All timestamps shown in UTC

Latest Resolved IP on Selected Date

91.217.181.131

Most recently resolved hosting IP on selected date

Successful Responses

71

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns2.sys-op.com

Showing DNS history for 2026-08-17 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 2026-08-17 23:52 639226072268080268
50 ms 91.217.181.131
71 2026-08-17 23:36 639226062577647657
31 ms 91.217.181.131
70 2026-08-17 22:43 639226031060857136
36 ms 91.217.181.131
69 2026-08-17 22:27 639226021535117364
37 ms 91.217.181.131
68 2026-08-17 22:11 639226011884237078
32 ms 91.217.181.131
67 2026-08-17 21:55 639226002309299142
57 ms 91.217.181.131
66 2026-08-17 21:39 639225992791784448
74 ms 91.217.181.131
65 2026-08-17 21:23 639225983045271390
58 ms 91.217.181.131
64 2026-08-17 21:07 639225973246293513
2086 ms 91.217.181.131
63 2026-08-17 20:51 639225963620186236
42 ms 91.217.181.131
62 2026-08-17 20:35 639225953899183916
75 ms 91.217.181.131
61 2026-08-17 20:19 639225944391528206
68 ms 91.217.181.131
60 2026-08-17 20:02 639225934593254169
138 ms 91.217.181.131
59 2026-08-17 19:46 639225924669984512
2113 ms 91.217.181.131
58 2026-08-17 18:53 639225893048561320
2092 ms 91.217.181.131
57 2026-08-17 18:37 639225883481298424
33 ms 91.217.181.131
56 2026-08-17 18:21 639225873845394034
97 ms 91.217.181.131
55 2026-08-17 18:05 639225864216078662
85 ms 91.217.181.131
54 2026-08-17 17:49 639225854541857773
188 ms 91.217.181.131
53 2026-08-17 17:33 639225844733604072
40 ms 91.217.181.131
52 2026-08-17 17:16 639225835085229232
68 ms 91.217.181.131
51 2026-08-17 17:00 639225825349373981
2135 ms 91.217.181.131
50 2026-08-17 16:44 639225815690604161
2090 ms 91.217.181.131
49 2026-08-17 16:28 639225805952472306
44 ms 91.217.181.131
48 2026-08-17 16:12 639225796264729638
72 ms 91.217.181.131
47 2026-08-17 15:55 639225786326499329
90 ms 91.217.181.131
46 2026-08-17 15:03 639225754798130711
41 ms 91.217.181.131
45 2026-08-17 14:47 639225745123193922
2038 ms 91.217.181.131
44 2026-08-17 14:31 639225735540597271
65 ms 91.217.181.131
43 2026-08-17 14:14 639225725894857396
49 ms 91.217.181.131
42 2026-08-17 13:58 639225716249606913
97 ms 91.217.181.131
41 2026-08-17 13:42 639225706638238179
16 ms 91.217.181.131
40 2026-08-17 13:26 639225696949691423
2470 ms 91.217.181.131
39 2026-08-17 13:10 639225687286186336
57 ms 91.217.181.131
38 2026-08-17 12:54 639225677679573133
68 ms 91.217.181.131
37 2026-08-17 12:38 639225667957861024
127 ms 91.217.181.131
36 2026-08-17 12:22 639225658298791618
100 ms 91.217.181.131
35 2026-08-17 12:06 639225648583652785
2068 ms 91.217.181.131
34 2026-08-17 11:13 639225617000524308
115 ms 91.217.181.131
33 2026-08-17 10:57 639225607668541600
61 ms 91.217.181.131
32 2026-08-17 10:41 639225598117279238
41 ms 91.217.181.131
31 2026-08-17 10:26 639225588751002710
74 ms 91.217.181.131
30 2026-08-17 10:10 639225579295831051
48 ms 91.217.181.131
29 2026-08-17 09:54 639225569761469940
76 ms 91.217.181.131
28 2026-08-17 09:38 639225560161422333
86 ms 91.217.181.131
27 2026-08-17 09:23 639225550739955565
-
26 2026-08-17 09:06 639225541125222426
2106 ms 91.217.181.131
25 2026-08-17 08:50 639225531526675983
83 ms 91.217.181.131
24 2026-08-17 08:34 639225521915528222
65 ms 91.217.181.131
23 2026-08-17 08:18 639225512148151789
71 ms 91.217.181.131
22 2026-08-17 07:26 639225480786142412
7 ms 91.217.181.131
21 2026-08-17 07:10 639225471394348551
89 ms 91.217.181.131
20 2026-08-17 06:55 639225462031685068
91 ms 91.217.181.131
19 2026-08-17 06:39 639225452639458328
122 ms 91.217.181.131
18 2026-08-17 06:23 639225443300966543
90 ms 91.217.181.131
17 2026-08-17 06:08 639225433880499379
65 ms 91.217.181.131
16 2026-08-17 05:52 639225424395198277
100 ms 91.217.181.131
15 2026-08-17 05:36 639225414744137487
102 ms 91.217.181.131
14 2026-08-17 05:20 639225405186783164
29 ms 91.217.181.131
13 2026-08-17 05:04 639225395563669822
86 ms 91.217.181.131
12 2026-08-17 04:48 639225386076645158
140 ms 91.217.181.131
11 2026-08-17 04:32 639225376620669704
2103 ms 91.217.181.131
10 2026-08-17 03:40 639225345580892706
36 ms 91.217.181.131
9 2026-08-17 03:25 639225336207383710
96 ms 91.217.181.131
8 2026-08-17 03:09 639225326726565001
92 ms 91.217.181.131
7 2026-08-17 02:53 639225317249271010
60 ms 91.217.181.131
6 2026-08-17 02:02 639225286280886044
2092 ms 91.217.181.131
5 2026-08-17 01:46 639225276872567548
2139 ms 91.217.181.131
4 2026-08-17 01:30 639225267353865348
38 ms 91.217.181.131
3 2026-08-17 01:14 639225258033914248
27 ms 91.217.181.131
2 2026-08-17 00:22 639225226652221583
84 ms 91.217.181.131
1 2026-08-17 00:07 639225217156387684
97 ms 91.217.181.131