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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 226 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

75

Historical checks stored for this nameserver on selected date

Average Latency

226 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:49

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

74

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 2026-08-23 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
75 2026-08-23 23:49 639231254406598736
67 ms 91.217.181.131
74 2026-08-23 23:33 639231244697865594
85 ms 91.217.181.131
73 2026-08-23 23:16 639231234893504693
95 ms 91.217.181.131
72 2026-08-23 23:00 639231225024549139
43 ms 91.217.181.131
71 2026-08-23 22:43 639231214931957622
120 ms 91.217.181.131
70 2026-08-23 22:27 639231204962010549
72 ms 91.217.181.131
69 2026-08-23 22:10 639231195170138463
12 ms 91.217.181.131
68 2026-08-23 21:54 639231185235020577
47 ms 91.217.181.131
67 2026-08-23 21:37 639231175558690075
38 ms 91.217.181.131
66 2026-08-23 21:21 639231165610444012
90 ms 91.217.181.131
65 2026-08-23 20:28 639231133806425363
78 ms 91.217.181.131
64 2026-08-23 20:12 639231124203758023
78 ms 91.217.181.131
63 2026-08-23 19:56 639231114428262706
96 ms 91.217.181.131
62 2026-08-23 19:39 639231104662480065
57 ms 91.217.181.131
61 2026-08-23 19:23 639231094840372018
34 ms 91.217.181.131
60 2026-08-23 19:06 639231085024583224
96 ms 91.217.181.131
59 2026-08-23 18:50 639231075257417427
-
58 2026-08-23 18:34 639231065516009503
84 ms 91.217.181.131
57 2026-08-23 18:18 639231055805348837
115 ms 91.217.181.131
56 2026-08-23 18:01 639231045980373765
53 ms 91.217.181.131
55 2026-08-23 17:45 639231035984577527
81 ms 91.217.181.131
54 2026-08-23 17:28 639231025928115303
7 ms 91.217.181.131
53 2026-08-23 16:35 639230994250157583
40 ms 91.217.181.131
52 2026-08-23 16:19 639230984476411369
38 ms 91.217.181.131
51 2026-08-23 16:03 639230974838373450
127 ms 91.217.181.131
50 2026-08-23 15:47 639230965244277645
4 ms 91.217.181.131
49 2026-08-23 15:31 639230955522101820
62 ms 91.217.181.131
48 2026-08-23 15:15 639230945754521603
80 ms 91.217.181.131
47 2026-08-23 14:58 639230935852040504
29 ms 91.217.181.131
46 2026-08-23 14:42 639230926222061048
10 ms 91.217.181.131
45 2026-08-23 14:25 639230916449726907
50 ms 91.217.181.131
44 2026-08-23 14:09 639230906595053086
2073 ms 91.217.181.131
43 2026-08-23 13:53 639230896680429441
68 ms 91.217.181.131
42 2026-08-23 13:36 639230886630210965
2091 ms 91.217.181.131
41 2026-08-23 12:44 639230855430405719
108 ms 91.217.181.131
40 2026-08-23 12:28 639230845707499136
2027 ms 91.217.181.131
39 2026-08-23 12:12 639230836186805419
49 ms 91.217.181.131
38 2026-08-23 11:56 639230826493828316
36 ms 91.217.181.131
37 2026-08-23 11:39 639230816817882996
2137 ms 91.217.181.131
36 2026-08-23 11:23 639230806933854189
64 ms 91.217.181.131
35 2026-08-23 11:07 639230797120243854
74 ms 91.217.181.131
34 2026-08-23 10:50 639230787310272840
5 ms 91.217.181.131
33 2026-08-23 10:34 639230777600173142
5 ms 91.217.181.131
32 2026-08-23 10:18 639230767665024593
73 ms 91.217.181.131
31 2026-08-23 10:01 639230757720962293
93 ms 91.217.181.131
30 2026-08-23 09:44 639230747722189784
19 ms 91.217.181.131
29 2026-08-23 08:52 639230716313923480
95 ms 91.217.181.131
28 2026-08-23 08:36 639230706813835990
86 ms 91.217.181.131
27 2026-08-23 08:20 639230696871062203
71 ms 91.217.181.131
26 2026-08-23 08:03 639230687142781616
25 ms 91.217.181.131
25 2026-08-23 07:47 639230677432142227
134 ms 91.217.181.131
24 2026-08-23 07:31 639230667686258061
8 ms 91.217.181.131
23 2026-08-23 07:15 639230658039243685
41 ms 91.217.181.131
22 2026-08-23 06:59 639230648468473803
48 ms 91.217.181.131
21 2026-08-23 06:43 639230638829658294
78 ms 91.217.181.131
20 2026-08-23 06:27 639230629247017617
71 ms 91.217.181.131
19 2026-08-23 06:11 639230619625318239
65 ms 91.217.181.131
18 2026-08-23 05:54 639230609697630264
2179 ms 91.217.181.131
17 2026-08-23 05:02 639230578570131864
7 ms 91.217.181.131
16 2026-08-23 04:46 639230568958963168
81 ms 91.217.181.131
15 2026-08-23 04:30 639230559287611211
60 ms 91.217.181.131
14 2026-08-23 04:14 639230549524312030
74 ms 91.217.181.131
13 2026-08-23 03:58 639230539739801669
42 ms 91.217.181.131
12 2026-08-23 03:42 639230530084069375
75 ms 91.217.181.131
11 2026-08-23 03:25 639230520362691441
12 ms 91.217.181.131
10 2026-08-23 03:09 639230510677194518
2048 ms 91.217.181.131
9 2026-08-23 02:53 639230501156002646
64 ms 91.217.181.131
8 2026-08-23 02:37 639230491502198541
70 ms 91.217.181.131
7 2026-08-23 02:21 639230481860318494
54 ms 91.217.181.131
6 2026-08-23 02:05 639230471893008575
86 ms 91.217.181.131
5 2026-08-23 01:11 639230440030877421
28 ms 91.217.181.131
4 2026-08-23 00:56 639230430479725508
78 ms 91.217.181.131
3 2026-08-23 00:39 639230420875160219
80 ms 91.217.181.131
2 2026-08-23 00:23 639230411240692575
40 ms 91.217.181.131
1 2026-08-23 00:07 639230401550806607
79 ms 91.217.181.131