DNS response history for syslem.com

syslem.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 2026-08-21. For this date, NameServerHistory found 217 DNS check records, 216 successful responses, 1 failed responses, and 410 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 syslem.com.
Records on Selected Date

217

Historical checks stored for this nameserver on selected date

Average Latency

410 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:56

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.236.104.43

Most recently resolved hosting IP on selected date

Successful Responses

216

Checks that returned a measurable response

Failed Responses

1

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 syslem.com

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
217 2026-08-21 23:56 639229527598660841
235 ms 172.236.104.43
216 2026-08-21 23:56 639229527598660841
235 ms 172.238.172.122
215 2026-08-21 23:56 639229527598660841
235 ms 172.236.104.157
214 2026-08-21 23:40 639229517954323214
123 ms 172.236.104.43
213 2026-08-21 23:40 639229517954323214
123 ms 172.236.104.157
212 2026-08-21 23:40 639229517954323214
123 ms 172.238.172.122
211 2026-08-21 23:24 639229508269999021
193 ms 172.238.172.122
210 2026-08-21 23:24 639229508269999021
193 ms 172.236.104.43
209 2026-08-21 23:24 639229508269999021
193 ms 172.236.104.157
208 2026-08-21 23:08 639229498559060171
214 ms 172.236.104.43
207 2026-08-21 23:08 639229498559060171
214 ms 172.236.104.157
206 2026-08-21 23:08 639229498559060171
214 ms 172.238.172.122
205 2026-08-21 22:51 639229488519347586
226 ms 172.238.172.122
204 2026-08-21 22:51 639229488519347586
226 ms 172.236.104.43
203 2026-08-21 22:51 639229488519347586
226 ms 172.236.104.157
202 2026-08-21 21:58 639229456606578934
2287 ms 172.236.104.43
201 2026-08-21 21:58 639229456606578934
2287 ms 172.236.104.157
200 2026-08-21 21:58 639229456606578934
2287 ms 172.238.172.122
199 2026-08-21 21:42 639229446985772499
235 ms 172.236.104.157
198 2026-08-21 21:42 639229446985772499
235 ms 172.236.104.43
197 2026-08-21 21:42 639229446985772499
235 ms 172.238.172.122
196 2026-08-21 21:26 639229437367313098
245 ms 172.236.104.43
195 2026-08-21 21:26 639229437367313098
245 ms 172.236.104.157
194 2026-08-21 21:26 639229437367313098
245 ms 172.238.172.122
193 2026-08-21 21:10 639229427923950391
219 ms 172.238.172.122
192 2026-08-21 21:10 639229427923950391
219 ms 172.236.104.157
191 2026-08-21 21:10 639229427923950391
219 ms 172.236.104.43
190 2026-08-21 20:54 639229418168588854
155 ms 172.238.172.122
189 2026-08-21 20:54 639229418168588854
155 ms 172.236.104.43
188 2026-08-21 20:54 639229418168588854
155 ms 172.236.104.157
187 2026-08-21 20:38 639229408345678334
275 ms 172.238.172.122
186 2026-08-21 20:38 639229408345678334
275 ms 172.236.104.157
185 2026-08-21 20:38 639229408345678334
275 ms 172.236.104.43
184 2026-08-21 20:21 639229398616354648
245 ms 172.236.104.43
183 2026-08-21 20:21 639229398616354648
245 ms 172.238.172.122
182 2026-08-21 20:21 639229398616354648
245 ms 172.236.104.157
181 2026-08-21 20:05 639229388634592323
2224 ms 172.238.172.122
180 2026-08-21 20:05 639229388634592323
2224 ms 172.236.104.43
179 2026-08-21 20:05 639229388634592323
2224 ms 172.236.104.157
178 2026-08-21 19:48 639229378792837692
233 ms 172.238.172.122
177 2026-08-21 19:48 639229378792837692
233 ms 172.236.104.43
176 2026-08-21 19:48 639229378792837692
233 ms 172.236.104.157
175 2026-08-21 19:32 639229369154682311
244 ms 172.238.172.122
174 2026-08-21 19:32 639229369154682311
244 ms 172.236.104.157
173 2026-08-21 19:32 639229369154682311
244 ms 172.236.104.43
172 2026-08-21 19:16 639229359248017926
218 ms 172.236.104.157
171 2026-08-21 19:16 639229359248017926
218 ms 172.236.104.43
170 2026-08-21 19:16 639229359248017926
218 ms 172.238.172.122
169 2026-08-21 18:59 639229349124294642
224 ms 172.236.104.43
168 2026-08-21 18:59 639229349124294642
224 ms 172.236.104.157
167 2026-08-21 18:59 639229349124294642
224 ms 172.238.172.122
166 2026-08-21 18:07 639229317791715692
235 ms 172.238.172.122
165 2026-08-21 18:07 639229317791715692
235 ms 172.236.104.43
164 2026-08-21 18:07 639229317791715692
235 ms 172.236.104.157
163 2026-08-21 17:51 639229308115194575
232 ms 172.236.104.43
162 2026-08-21 17:51 639229308115194575
232 ms 172.236.104.157
161 2026-08-21 17:51 639229308115194575
232 ms 172.238.172.122
160 2026-08-21 17:34 639229298320320558
248 ms 172.238.172.122
159 2026-08-21 17:34 639229298320320558
248 ms 172.236.104.43
158 2026-08-21 17:34 639229298320320558
248 ms 172.236.104.157
157 2026-08-21 17:18 639229288674863221
242 ms 172.238.172.122
156 2026-08-21 17:18 639229288674863221
242 ms 172.236.104.157
155 2026-08-21 17:18 639229288674863221
242 ms 172.236.104.43
154 2026-08-21 17:02 639229278983677079
226 ms 172.236.104.43
153 2026-08-21 17:02 639229278983677079
226 ms 172.238.172.122
152 2026-08-21 17:02 639229278983677079
226 ms 172.236.104.157
151 2026-08-21 16:46 639229269405517175
213 ms 172.236.104.157
150 2026-08-21 16:46 639229269405517175
213 ms 172.236.104.43
149 2026-08-21 16:46 639229269405517175
213 ms 172.238.172.122
148 2026-08-21 16:30 639229259594798244
228 ms 172.238.172.122
147 2026-08-21 16:30 639229259594798244
228 ms 172.236.104.43
146 2026-08-21 16:30 639229259594798244
228 ms 172.236.104.157
145 2026-08-21 16:13 639229249736681188
141 ms 172.238.172.122
144 2026-08-21 16:13 639229249736681188
141 ms 172.236.104.157
143 2026-08-21 16:13 639229249736681188
141 ms 172.236.104.43
142 2026-08-21 15:57 639229239699417787
230 ms 172.236.104.43
141 2026-08-21 15:57 639229239699417787
230 ms 172.236.104.157
140 2026-08-21 15:57 639229239699417787
230 ms 172.238.172.122
139 2026-08-21 15:40 639229229621964033
219 ms 172.236.104.157
138 2026-08-21 15:40 639229229621964033
219 ms 172.236.104.43
137 2026-08-21 15:40 639229229621964033
219 ms 172.238.172.122
136 2026-08-21 15:23 639229219567270965
236 ms 172.236.104.43
135 2026-08-21 15:23 639229219567270965
236 ms 172.238.172.122
134 2026-08-21 15:23 639229219567270965
236 ms 172.236.104.157
133 2026-08-21 15:06 639229209406666856
243 ms 172.236.104.43
132 2026-08-21 15:06 639229209406666856
243 ms 172.236.104.157
131 2026-08-21 15:06 639229209406666856
243 ms 172.238.172.122
130 2026-08-21 14:13 639229177815876178
217 ms 172.236.104.43
129 2026-08-21 14:13 639229177815876178
217 ms 172.238.172.122
128 2026-08-21 14:13 639229177815876178
217 ms 172.236.104.157
127 2026-08-21 13:57 639229168243572685
228 ms 172.238.172.122
126 2026-08-21 13:57 639229168243572685
228 ms 172.236.104.43
125 2026-08-21 13:57 639229168243572685
228 ms 172.236.104.157
124 2026-08-21 13:41 639229158599856475
239 ms 172.236.104.157
123 2026-08-21 13:41 639229158599856475
239 ms 172.236.104.43
122 2026-08-21 13:41 639229158599856475
239 ms 172.238.172.122
121 2026-08-21 13:25 639229148998940902
212 ms 172.236.104.157
120 2026-08-21 13:25 639229148998940902
212 ms 172.236.104.43
119 2026-08-21 13:25 639229148998940902
212 ms 172.238.172.122
118 2026-08-21 13:09 639229139276923594
229 ms 172.236.104.157
117 2026-08-21 13:09 639229139276923594
229 ms 172.236.104.43
116 2026-08-21 13:09 639229139276923594
229 ms 172.238.172.122
115 2026-08-21 12:53 639229129709912394
177 ms 172.236.104.43
114 2026-08-21 12:53 639229129709912394
177 ms 172.236.104.157
113 2026-08-21 12:53 639229129709912394
177 ms 172.238.172.122
112 2026-08-21 12:37 639229119801488500
234 ms 172.238.172.122
111 2026-08-21 12:37 639229119801488500
234 ms 172.236.104.43
110 2026-08-21 12:37 639229119801488500
234 ms 172.236.104.157
109 2026-08-21 12:20 639229110135262458
245 ms 172.236.104.157
108 2026-08-21 12:20 639229110135262458
245 ms 172.236.104.43
107 2026-08-21 12:20 639229110135262458
245 ms 172.238.172.122
106 2026-08-21 12:04 639229100336051392
244 ms 172.236.104.157
105 2026-08-21 12:04 639229100336051392
244 ms 172.236.104.43
104 2026-08-21 12:04 639229100336051392
244 ms 172.238.172.122
103 2026-08-21 11:48 639229090641415626
149 ms 172.236.104.157
102 2026-08-21 11:48 639229090641415626
149 ms 172.238.172.122
101 2026-08-21 11:48 639229090641415626
149 ms 172.236.104.43
100 2026-08-21 11:31 639229080702683947
234 ms 172.236.104.43
99 2026-08-21 11:31 639229080702683947
234 ms 172.238.172.122
98 2026-08-21 11:31 639229080702683947
234 ms 172.236.104.157
97 2026-08-21 11:15 639229070601456699
246 ms 172.236.104.157
96 2026-08-21 11:15 639229070601456699
246 ms 172.238.172.122
95 2026-08-21 11:15 639229070601456699
246 ms 172.236.104.43
94 2026-08-21 10:22 639229038947447232
257 ms 172.236.104.157
93 2026-08-21 10:22 639229038947447232
257 ms 172.238.172.122
92 2026-08-21 10:22 639229038947447232
257 ms 172.236.104.43
91 2026-08-21 10:06 639229029268708773
313 ms 172.238.172.122
90 2026-08-21 10:06 639229029268708773
313 ms 172.236.104.157
89 2026-08-21 10:06 639229029268708773
313 ms 172.236.104.43
88 2026-08-21 09:50 639229019647910603
2180 ms 172.238.172.122
87 2026-08-21 09:50 639229019647910603
2180 ms 172.236.104.157
86 2026-08-21 09:50 639229019647910603
2180 ms 172.236.104.43
85 2026-08-21 09:34 639229009983843738
303 ms 172.236.104.43
84 2026-08-21 09:34 639229009983843738
303 ms 172.238.172.122
83 2026-08-21 09:34 639229009983843738
303 ms 172.236.104.157
82 2026-08-21 09:17 639229000203331882
227 ms 172.238.172.122
81 2026-08-21 09:17 639229000203331882
227 ms 172.236.104.157
80 2026-08-21 09:17 639229000203331882
227 ms 172.236.104.43
79 2026-08-21 09:01 639228990302335999
230 ms 172.238.172.122
78 2026-08-21 09:01 639228990302335999
230 ms 172.236.104.157
77 2026-08-21 09:01 639228990302335999
230 ms 172.236.104.43
76 2026-08-21 08:44 639228980567740722
155 ms 172.236.104.43
75 2026-08-21 08:44 639228980567740722
155 ms 172.238.172.122
74 2026-08-21 08:44 639228980567740722
155 ms 172.236.104.157
73 2026-08-21 08:28 639228970762445174
239 ms 172.236.104.157
72 2026-08-21 08:28 639228970762445174
239 ms 172.236.104.43
71 2026-08-21 08:28 639228970762445174
239 ms 172.238.172.122
70 2026-08-21 08:12 639228961065054445
172 ms 172.236.104.157
69 2026-08-21 08:12 639228961065054445
172 ms 172.238.172.122
68 2026-08-21 08:12 639228961065054445
172 ms 172.236.104.43
67 2026-08-21 07:56 639228951224649885
2205 ms 172.236.104.43
66 2026-08-21 07:56 639228951224649885
2205 ms 172.238.172.122
65 2026-08-21 07:56 639228951224649885
2205 ms 172.236.104.157
64 2026-08-21 07:39 639228941303864592
118 ms 172.238.172.122
63 2026-08-21 07:39 639228941303864592
118 ms 172.236.104.157
62 2026-08-21 07:39 639228941303864592
118 ms 172.236.104.43
61 2026-08-21 07:22 639228931191328583
184 ms 172.238.172.122
60 2026-08-21 07:22 639228931191328583
184 ms 172.236.104.43
59 2026-08-21 07:22 639228931191328583
184 ms 172.236.104.157
58 2026-08-21 06:30 639228899518173317
233 ms 172.236.104.43
57 2026-08-21 06:30 639228899518173317
233 ms 172.236.104.157
56 2026-08-21 06:30 639228899518173317
233 ms 172.238.172.122
55 2026-08-21 06:13 639228889785027669
-
54 2026-08-21 05:57 639228880106330161
2192 ms 172.236.104.43
53 2026-08-21 05:57 639228880106330161
2192 ms 172.236.104.157
52 2026-08-21 05:57 639228880106330161
2192 ms 172.238.172.122
51 2026-08-21 05:41 639228870316184091
244 ms 172.236.104.43
50 2026-08-21 05:41 639228870316184091
244 ms 172.238.172.122
49 2026-08-21 05:41 639228870316184091
244 ms 172.236.104.157
48 2026-08-21 05:25 639228860695366512
234 ms 172.236.104.43
47 2026-08-21 05:25 639228860695366512
234 ms 172.238.172.122
46 2026-08-21 05:25 639228860695366512
234 ms 172.236.104.157
45 2026-08-21 05:09 639228851027209500
117 ms 172.238.172.122
44 2026-08-21 05:09 639228851027209500
117 ms 172.236.104.157
43 2026-08-21 05:09 639228851027209500
117 ms 172.236.104.43
42 2026-08-21 04:53 639228841479265462
231 ms 172.236.104.157
41 2026-08-21 04:53 639228841479265462
231 ms 172.236.104.43
40 2026-08-21 04:53 639228841479265462
231 ms 172.238.172.122
39 2026-08-21 04:37 639228831752962260
229 ms 172.236.104.43
38 2026-08-21 04:37 639228831752962260
229 ms 172.238.172.122
37 2026-08-21 04:37 639228831752962260
229 ms 172.236.104.157
36 2026-08-21 04:20 639228821953295483
266 ms 172.236.104.43
35 2026-08-21 04:20 639228821953295483
266 ms 172.238.172.122
34 2026-08-21 04:20 639228821953295483
266 ms 172.236.104.157
33 2026-08-21 04:04 639228812227429953
159 ms 172.238.172.122
32 2026-08-21 04:04 639228812227429953
159 ms 172.236.104.157
31 2026-08-21 04:04 639228812227429953
159 ms 172.236.104.43
30 2026-08-21 03:48 639228802476107538
231 ms 172.236.104.157
29 2026-08-21 03:48 639228802476107538
231 ms 172.238.172.122
28 2026-08-21 03:48 639228802476107538
231 ms 172.236.104.43
27 2026-08-21 03:31 639228792525492032
229 ms 172.236.104.43
26 2026-08-21 03:31 639228792525492032
229 ms 172.238.172.122
25 2026-08-21 03:31 639228792525492032
229 ms 172.236.104.157
24 2026-08-21 02:39 639228761131421385
128 ms 172.238.172.122
23 2026-08-21 02:39 639228761131421385
128 ms 172.236.104.43
22 2026-08-21 02:39 639228761131421385
128 ms 172.236.104.157
21 2026-08-21 02:23 639228751571206692
326 ms 172.236.104.157
20 2026-08-21 02:23 639228751571206692
326 ms 172.238.172.122
19 2026-08-21 02:23 639228751571206692
326 ms 172.236.104.43
18 2026-08-21 02:07 639228741705571019
170 ms 172.238.172.122
17 2026-08-21 02:07 639228741705571019
170 ms 172.236.104.157
16 2026-08-21 02:07 639228741705571019
170 ms 172.236.104.43
15 2026-08-21 01:50 639228731642208228
2112 ms 172.236.104.43
14 2026-08-21 01:50 639228731642208228
2112 ms 172.238.172.122
13 2026-08-21 01:50 639228731642208228
2112 ms 172.236.104.157
12 2026-08-21 00:57 639228700387002072
2126 ms 172.238.172.122
11 2026-08-21 00:57 639228700387002072
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9 2026-08-21 00:41 639228690742014433
114 ms 172.236.104.157
8 2026-08-21 00:41 639228690742014433
114 ms 172.238.172.122
7 2026-08-21 00:41 639228690742014433
114 ms 172.236.104.43
6 2026-08-21 00:25 639228680877937122
229 ms 172.238.172.122
5 2026-08-21 00:25 639228680877937122
229 ms 172.236.104.157
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229 ms 172.236.104.43
3 2026-08-21 00:08 639228670775860800
230 ms 172.238.172.122
2 2026-08-21 00:08 639228670775860800
230 ms 172.236.104.157
1 2026-08-21 00:08 639228670775860800
230 ms 172.236.104.43