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 2026-08-13. For this date, NameServerHistory found 72 DNS check records, 71 successful responses, 1 failed responses, and 180 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

180 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-13 23:53

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 2026-08-13 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 23:53 639222618462620588
163 ms 91.217.181.131
71 2026-08-13 23:37 639222608688333012
176 ms 91.217.181.131
70 2026-08-13 23:20 639222598741756356
46 ms 91.217.181.131
69 2026-08-13 23:03 639222588615244093
74 ms 91.217.181.131
68 2026-08-13 22:10 639222556495289724
90 ms 91.217.181.131
67 2026-08-13 21:53 639222546477917698
85 ms 91.217.181.131
66 2026-08-13 21:36 639222536257653790
69 ms 91.217.181.131
65 2026-08-13 21:19 639222525833084485
50 ms 91.217.181.131
64 2026-08-13 21:02 639222515446085004
127 ms 91.217.181.131
63 2026-08-13 20:44 639222505166766781
78 ms 91.217.181.131
62 2026-08-13 20:27 639222494930541001
119 ms 91.217.181.131
61 2026-08-13 20:10 639222484469216890
69 ms 91.217.181.131
60 2026-08-13 19:53 639222474270039940
58 ms 91.217.181.131
59 2026-08-13 19:36 639222464005587385
48 ms 91.217.181.131
58 2026-08-13 19:18 639222453485975041
119 ms 91.217.181.131
57 2026-08-13 19:01 639222442984828770
105 ms 91.217.181.131
56 2026-08-13 18:07 639222410191353397
79 ms 91.217.181.131
55 2026-08-13 17:49 639222399952628376
103 ms 91.217.181.131
54 2026-08-13 17:32 639222389608608647
80 ms 91.217.181.131
53 2026-08-13 17:15 639222379604012481
29 ms 91.217.181.131
52 2026-08-13 16:59 639222369372672858
97 ms 91.217.181.131
51 2026-08-13 16:41 639222359096909298
100 ms 91.217.181.131
50 2026-08-13 16:24 639222348814301655
95 ms 91.217.181.131
49 2026-08-13 16:07 639222338608331104
31 ms 91.217.181.131
48 2026-08-13 15:50 639222328204609760
107 ms 91.217.181.131
47 2026-08-13 15:33 639222317859759909
40 ms 91.217.181.131
46 2026-08-13 15:16 639222307560137918
135 ms 91.217.181.131
45 2026-08-13 14:58 639222297274357149
99 ms 91.217.181.131
44 2026-08-13 14:05 639222265004477827
78 ms 91.217.181.131
43 2026-08-13 13:49 639222255176583683
189 ms 91.217.181.131
42 2026-08-13 13:32 639222245340146131
110 ms 91.217.181.131
41 2026-08-13 13:16 639222235662219956
204 ms 91.217.181.131
40 2026-08-13 13:00 639222225817223284
135 ms 91.217.181.131
39 2026-08-13 12:44 639222216341869648
178 ms 91.217.181.131
38 2026-08-13 12:28 639222206848442189
74 ms 91.217.181.131
37 2026-08-13 12:12 639222197538963225
138 ms 91.217.181.131
36 2026-08-13 11:57 639222188113685569
328 ms 91.217.181.131
35 2026-08-13 11:41 639222178880138458
112 ms 91.217.181.131
34 2026-08-13 11:25 639222169343013317
172 ms 91.217.181.131
33 2026-08-13 11:10 639222159910600596
135 ms 91.217.181.131
32 2026-08-13 10:17 639222128676274866
91 ms 91.217.181.131
31 2026-08-13 10:01 639222119169781983
105 ms 91.217.181.131
30 2026-08-13 09:46 639222109996148889
117 ms 91.217.181.131
29 2026-08-13 09:30 639222100791323799
89 ms 91.217.181.131
28 2026-08-13 09:15 639222091647893142
95 ms 91.217.181.131
27 2026-08-13 09:00 639222082524717649
79 ms 91.217.181.131
26 2026-08-13 08:45 639222073378630456
34 ms 91.217.181.131
25 2026-08-13 08:30 639222064537306701
81 ms 91.217.181.131
24 2026-08-13 08:15 639222055409471864
42 ms 91.217.181.131
23 2026-08-13 07:59 639222046117152411
-
22 2026-08-13 07:44 639222036915107067
156 ms 91.217.181.131
21 2026-08-13 07:28 639222027654889141
90 ms 91.217.181.131
20 2026-08-13 06:37 639221996824612035
3 ms 91.217.181.131
19 2026-08-13 06:22 639221987863418113
63 ms 91.217.181.131
18 2026-08-13 06:07 639221979006823112
73 ms 91.217.181.131
17 2026-08-13 05:52 639221970068466615
69 ms 91.217.181.131
16 2026-08-13 05:37 639221961001585139
95 ms 91.217.181.131
15 2026-08-13 05:23 639221952104046397
42 ms 91.217.181.131
14 2026-08-13 05:08 639221943247694484
36 ms 91.217.181.131
13 2026-08-13 04:53 639221934603388241
146 ms 91.217.181.131
12 2026-08-13 04:39 639221925729273358
118 ms 91.217.181.131
11 2026-08-13 04:24 639221916777813401
2087 ms 91.217.181.131
10 2026-08-13 04:09 639221907816913910
53 ms 91.217.181.131
9 2026-08-13 03:53 639221898639694322
85 ms 91.217.181.131
8 2026-08-13 03:02 639221868257567489
95 ms 91.217.181.131
7 2026-08-13 02:47 639221859270235608
76 ms 91.217.181.131
6 2026-08-13 02:32 639221850184464515
101 ms 91.217.181.131
5 2026-08-13 02:17 639221841141973425
93 ms 91.217.181.131
4 2026-08-13 01:26 639221810548753083
2066 ms 91.217.181.131
3 2026-08-13 01:12 639221801656796262
6 ms 91.217.181.131
2 2026-08-13 00:56 639221792658715334
2069 ms 91.217.181.131
1 2026-08-13 00:41 639221783571379176
113 ms 91.217.181.131