DNS response history for sdns2.sifyns.net

sdns2.sifyns.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 2026-08-26. For this date, NameServerHistory found 70 DNS check records, 70 successful responses, 0 failed responses, and 347 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 sdns2.sifyns.net.
Records on Selected Date

70

Historical checks stored for this nameserver on selected date

Average Latency

347 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 23:03

All timestamps shown in UTC

Latest Resolved IP on Selected Date

208.91.112.55

Most recently resolved hosting IP on selected date

Successful Responses

70

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 sdns2.sifyns.net

Showing DNS history for 2026-08-26 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
70 2026-08-26 23:03 639233814527872887
145 ms 208.91.112.55
69 2026-08-26 22:45 639233804315489381
135 ms 202.191.135.74
68 2026-08-26 22:28 639233793971346256
136 ms 202.191.135.74
67 2026-08-26 22:11 639233783644630463
2370 ms 208.91.112.55
66 2026-08-26 21:54 639233773302621314
136 ms 202.191.135.74
65 2026-08-26 21:37 639233762896723748
130 ms 202.191.135.74
64 2026-08-26 21:19 639233752543876329
131 ms 202.191.135.74
63 2026-08-26 21:02 639233742155931788
167 ms 208.91.112.55
62 2026-08-26 20:45 639233731712555311
260 ms 202.191.135.74
61 2026-08-26 20:27 639233721164051126
134 ms 202.191.135.74
60 2026-08-26 20:09 639233710560486320
135 ms 202.191.135.74
59 2026-08-26 19:52 639233699834667450
135 ms 202.191.135.74
58 2026-08-26 18:57 639233667209186136
260 ms 202.191.135.74
57 2026-08-26 18:40 639233656814316266
138 ms 202.191.135.74
56 2026-08-26 18:22 639233646245051806
135 ms 202.191.135.74
55 2026-08-26 18:05 639233635663779051
146 ms 208.91.112.55
54 2026-08-26 17:47 639233624977342122
131 ms 202.191.135.74
53 2026-08-26 17:29 639233614446136153
145 ms 202.191.135.74
52 2026-08-26 17:11 639233603737877581
143 ms 202.191.135.74
51 2026-08-26 16:54 639233593269224651
127 ms 202.191.135.74
50 2026-08-26 16:36 639233582635086903
132 ms 202.191.135.74
49 2026-08-26 16:19 639233572000374575
268 ms 202.191.135.74
48 2026-08-26 16:01 639233561188633861
131 ms 202.191.135.74
47 2026-08-26 15:43 639233550544357027
275 ms 202.191.135.74
46 2026-08-26 14:48 639233517966053117
133 ms 202.191.135.74
45 2026-08-26 14:31 639233507603253585
1925 ms 202.191.135.74
44 2026-08-26 14:14 639233497229039167
132 ms 202.191.135.74
43 2026-08-26 13:56 639233486864546406
293 ms 208.91.112.55
42 2026-08-26 13:39 639233476455174682
136 ms 202.191.135.74
41 2026-08-26 13:22 639233466171592605
129 ms 202.191.135.74
40 2026-08-26 13:05 639233455747096265
2149 ms 208.91.112.55
39 2026-08-26 12:47 639233445367152284
152 ms 208.91.112.55
38 2026-08-26 12:30 639233434974187439
137 ms 202.191.135.74
37 2026-08-26 12:13 639233424567558554
133 ms 202.191.135.74
36 2026-08-26 11:55 639233414056832719
134 ms 202.191.135.74
35 2026-08-26 11:38 639233403515141099
264 ms 202.191.135.74
34 2026-08-26 10:43 639233370841350248
262 ms 202.191.135.74
33 2026-08-26 10:26 639233360361507238
131 ms 202.191.135.74
32 2026-08-26 10:08 639233350067824371
129 ms 202.191.135.74
31 2026-08-26 09:51 639233339545274518
260 ms 202.191.135.74
30 2026-08-26 09:34 639233329214918079
143 ms 202.191.135.74
29 2026-08-26 09:16 639233318749762337
132 ms 202.191.135.74
28 2026-08-26 08:59 639233308387917838
132 ms 202.191.135.74
27 2026-08-26 08:42 639233297961740122
140 ms 202.191.135.74
26 2026-08-26 08:24 639233287487159094
264 ms 202.191.135.74
25 2026-08-26 08:07 639233276995531707
133 ms 202.191.135.74
24 2026-08-26 07:49 639233266521568229
147 ms 208.91.112.55
23 2026-08-26 07:32 639233256081047431
152 ms 208.91.112.55
22 2026-08-26 06:38 639233223620132921
132 ms 202.191.135.74
21 2026-08-26 06:21 639233213287814244
144 ms 202.191.135.74
20 2026-08-26 06:03 639233202925983161
128 ms 202.191.135.74
19 2026-08-26 05:46 639233192644780696
269 ms 202.191.135.74
18 2026-08-26 05:29 639233182401183833
131 ms 202.191.135.74
17 2026-08-26 05:12 639233172074181051
2157 ms 202.191.135.74
16 2026-08-26 04:55 639233161808421455
131 ms 202.191.135.74
15 2026-08-26 04:37 639233151357344052
131 ms 202.191.135.74
14 2026-08-26 04:20 639233141034116946
390 ms 202.191.135.74
13 2026-08-26 04:03 639233130828334142
282 ms 208.91.112.55
12 2026-08-26 03:46 639233120373450007
273 ms 202.191.135.74
11 2026-08-26 03:28 639233110066216193
258 ms 202.191.135.74
10 2026-08-26 02:35 639233078065410564
129 ms 202.191.135.74
9 2026-08-26 02:18 639233067787457832
134 ms 202.191.135.74
8 2026-08-26 02:01 639233057501801162
259 ms 202.191.135.74
7 2026-08-26 01:44 639233047089431703
254 ms 202.191.135.74
6 2026-08-26 01:26 639233036754790688
135 ms 202.191.135.74
5 2026-08-26 01:09 639233026412602472
2266 ms 208.91.112.55
4 2026-08-26 00:52 639233016064066127
2374 ms 202.191.135.74
3 2026-08-26 00:35 639233005922655772
143 ms 202.191.135.74
2 2026-08-26 00:18 639232995672256907
268 ms 208.91.112.55
1 2026-08-26 00:01 639232985300872416
141 ms 202.191.135.74