DNS response history for master.siscom.net

master.siscom.net 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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 73 successful responses, 0 failed responses, and 170 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 master.siscom.net.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

170 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:53

All timestamps shown in UTC

Latest Resolved IP on Selected Date

206.55.208.4

Most recently resolved hosting IP on selected date

Successful Responses

73

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 master.siscom.net

Showing DNS history for 2026-08-21 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
73 2026-08-21 23:53 639229527598660841
260 ms 206.55.208.4
72 2026-08-21 23:37 639229517954323214
36 ms 206.55.208.4
71 2026-08-21 23:21 639229508269999021
163 ms 206.55.208.4
70 2026-08-21 23:04 639229498559060171
8 ms 206.55.208.4
69 2026-08-21 22:48 639229488519347586
123 ms 206.55.208.4
68 2026-08-21 21:55 639229456606578934
13 ms 206.55.208.4
67 2026-08-21 21:39 639229446985772499
233 ms 206.55.208.4
66 2026-08-21 21:22 639229437367313098
122 ms 206.55.208.4
65 2026-08-21 21:06 639229427923950391
17 ms 206.55.208.4
64 2026-08-21 20:50 639229418168588854
11 ms 206.55.208.4
63 2026-08-21 20:34 639229408345678334
264 ms 206.55.208.4
62 2026-08-21 20:18 639229398616354648
218 ms 206.55.208.4
61 2026-08-21 20:01 639229388634592323
221 ms 206.55.208.4
60 2026-08-21 19:45 639229378792837692
26 ms 206.55.208.4
59 2026-08-21 19:29 639229369154682311
7 ms 206.55.208.4
58 2026-08-21 19:12 639229359248017926
142 ms 206.55.208.4
57 2026-08-21 18:55 639229349124294642
7 ms 206.55.208.4
56 2026-08-21 18:03 639229317791715692
30 ms 206.55.208.4
55 2026-08-21 17:47 639229308115194575
34 ms 206.55.208.4
54 2026-08-21 17:31 639229298320320558
370 ms 206.55.208.4
53 2026-08-21 17:15 639229288674863221
38 ms 206.55.208.4
52 2026-08-21 16:58 639229278983677079
23 ms 206.55.208.4
51 2026-08-21 16:42 639229269405517175
19 ms 206.55.208.4
50 2026-08-21 16:26 639229259594798244
224 ms 206.55.208.4
49 2026-08-21 16:10 639229249736681188
217 ms 206.55.208.4
48 2026-08-21 15:53 639229239699417787
175 ms 206.55.208.4
47 2026-08-21 15:36 639229229621964033
2012 ms 206.55.208.4
46 2026-08-21 15:19 639229219567270965
159 ms 206.55.208.4
45 2026-08-21 15:03 639229209406666856
254 ms 206.55.208.4
44 2026-08-21 14:10 639229177815876178
472 ms 206.55.208.4
43 2026-08-21 13:54 639229168243572685
7 ms 206.55.208.4
42 2026-08-21 13:38 639229158599856475
26 ms 206.55.208.4
41 2026-08-21 13:22 639229148998940902
164 ms 206.55.208.4
40 2026-08-21 13:06 639229139276923594
147 ms 206.55.208.4
39 2026-08-21 12:50 639229129709912394
2035 ms 206.55.208.4
38 2026-08-21 12:33 639229119801488500
7 ms 206.55.208.4
37 2026-08-21 12:17 639229110135262458
236 ms 206.55.208.4
36 2026-08-21 12:01 639229100336051392
225 ms 206.55.208.4
35 2026-08-21 11:44 639229090641415626
34 ms 206.55.208.4
34 2026-08-21 11:28 639229080702683947
31 ms 206.55.208.4
33 2026-08-21 11:11 639229070601456699
21 ms 206.55.208.4
32 2026-08-21 10:18 639229038947447232
16 ms 206.55.208.4
31 2026-08-21 10:02 639229029268708773
4 ms 206.55.208.4
30 2026-08-21 09:46 639229019647910603
140 ms 206.55.208.4
29 2026-08-21 09:30 639229009983843738
13 ms 206.55.208.4
28 2026-08-21 09:14 639229000203331882
16 ms 206.55.208.4
27 2026-08-21 08:57 639228990302335999
255 ms 206.55.208.4
26 2026-08-21 08:41 639228980567740722
160 ms 206.55.208.4
25 2026-08-21 08:25 639228970762445174
244 ms 206.55.208.4
24 2026-08-21 08:09 639228961065054445
143 ms 206.55.208.4
23 2026-08-21 07:52 639228951224649885
366 ms 206.55.208.4
22 2026-08-21 07:36 639228941303864592
6 ms 206.55.208.4
21 2026-08-21 07:19 639228931191328583
131 ms 206.55.208.4
20 2026-08-21 06:26 639228899518173317
123 ms 206.55.208.4
19 2026-08-21 06:10 639228889785027669
7 ms 206.55.208.4
18 2026-08-21 05:54 639228880106330161
129 ms 206.55.208.4
17 2026-08-21 05:37 639228870316184091
231 ms 206.55.208.4
16 2026-08-21 05:21 639228860695366512
236 ms 206.55.208.4
15 2026-08-21 05:05 639228851027209500
253 ms 206.55.208.4
14 2026-08-21 04:49 639228841479265462
226 ms 206.55.208.4
13 2026-08-21 04:33 639228831752962260
9 ms 206.55.208.4
12 2026-08-21 04:17 639228821953295483
222 ms 206.55.208.4
11 2026-08-21 04:01 639228812227429953
11 ms 206.55.208.4
10 2026-08-21 03:44 639228802476107538
30 ms 206.55.208.4
9 2026-08-21 03:28 639228792525492032
4 ms 206.55.208.4
8 2026-08-21 02:35 639228761131421385
151 ms 206.55.208.4
7 2026-08-21 02:19 639228751571206692
21 ms 206.55.208.4
6 2026-08-21 02:03 639228741705571019
16 ms 206.55.208.4
5 2026-08-21 01:46 639228731642208228
149 ms 206.55.208.4
4 2026-08-21 00:54 639228700387002072
7 ms 206.55.208.4
3 2026-08-21 00:38 639228690742014433
231 ms 206.55.208.4
2 2026-08-21 00:22 639228680877937122
12 ms 206.55.208.4
1 2026-08-21 00:05 639228670775860800
12 ms 206.55.208.4