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 2026-08-19. For this date, NameServerHistory found 220 DNS check records, 219 successful responses, 1 failed responses, and 328 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

220

Historical checks stored for this nameserver on selected date

Average Latency

328 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.238.172.122

Most recently resolved hosting IP on selected date

Successful Responses

219

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 2026-08-19 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
220 2026-08-19 23:50 639227795899225951
158 ms 172.238.172.122
219 2026-08-19 23:50 639227795899225951
158 ms 172.236.104.43
218 2026-08-19 23:50 639227795899225951
158 ms 172.236.104.157
217 2026-08-19 23:34 639227786351762008
238 ms 172.236.104.157
216 2026-08-19 23:34 639227786351762008
238 ms 172.236.104.43
215 2026-08-19 23:34 639227786351762008
238 ms 172.238.172.122
214 2026-08-19 23:18 639227776640591733
247 ms 172.238.172.122
213 2026-08-19 23:18 639227776640591733
247 ms 172.236.104.157
212 2026-08-19 23:18 639227776640591733
247 ms 172.236.104.43
211 2026-08-19 23:02 639227767128841282
238 ms 172.236.104.43
210 2026-08-19 23:02 639227767128841282
238 ms 172.238.172.122
209 2026-08-19 23:02 639227767128841282
238 ms 172.236.104.157
208 2026-08-19 22:46 639227757477304711
158 ms 172.236.104.43
207 2026-08-19 22:46 639227757477304711
158 ms 172.238.172.122
206 2026-08-19 22:46 639227757477304711
158 ms 172.236.104.157
205 2026-08-19 22:30 639227747572098014
142 ms 172.236.104.43
204 2026-08-19 22:30 639227747572098014
142 ms 172.236.104.157
203 2026-08-19 22:30 639227747572098014
142 ms 172.238.172.122
202 2026-08-19 22:13 639227737588613113
235 ms 172.238.172.122
201 2026-08-19 22:13 639227737588613113
235 ms 172.236.104.157
200 2026-08-19 22:13 639227737588613113
235 ms 172.236.104.43
199 2026-08-19 21:21 639227706134603955
330 ms 172.238.172.122
198 2026-08-19 21:21 639227706134603955
330 ms 172.236.104.157
197 2026-08-19 21:21 639227706134603955
330 ms 172.236.104.43
196 2026-08-19 21:05 639227696589027396
130 ms 172.236.104.157
195 2026-08-19 21:05 639227696589027396
130 ms 172.238.172.122
194 2026-08-19 21:05 639227696589027396
130 ms 172.236.104.43
193 2026-08-19 20:49 639227687097707639
173 ms 172.236.104.43
192 2026-08-19 20:49 639227687097707639
173 ms 172.238.172.122
191 2026-08-19 20:49 639227687097707639
173 ms 172.236.104.157
190 2026-08-19 20:33 639227677474464487
232 ms 172.236.104.157
189 2026-08-19 20:33 639227677474464487
232 ms 172.238.172.122
188 2026-08-19 20:33 639227677474464487
232 ms 172.236.104.43
187 2026-08-19 20:16 639227667767441118
242 ms 172.238.172.122
186 2026-08-19 20:16 639227667767441118
242 ms 172.236.104.43
185 2026-08-19 20:16 639227667767441118
242 ms 172.236.104.157
184 2026-08-19 20:00 639227657984833832
225 ms 172.236.104.157
183 2026-08-19 20:00 639227657984833832
225 ms 172.238.172.122
182 2026-08-19 20:00 639227657984833832
225 ms 172.236.104.43
181 2026-08-19 19:44 639227648079992640
237 ms 172.236.104.157
180 2026-08-19 19:44 639227648079992640
237 ms 172.238.172.122
179 2026-08-19 19:44 639227648079992640
237 ms 172.236.104.43
178 2026-08-19 19:27 639227638125048441
136 ms 172.236.104.157
177 2026-08-19 19:27 639227638125048441
136 ms 172.238.172.122
176 2026-08-19 19:27 639227638125048441
136 ms 172.236.104.43
175 2026-08-19 19:11 639227628211392142
226 ms 172.236.104.43
174 2026-08-19 19:11 639227628211392142
226 ms 172.236.104.157
173 2026-08-19 19:11 639227628211392142
226 ms 172.238.172.122
172 2026-08-19 18:54 639227618261696275
163 ms 172.236.104.157
171 2026-08-19 18:54 639227618261696275
163 ms 172.238.172.122
170 2026-08-19 18:54 639227618261696275
163 ms 172.236.104.43
169 2026-08-19 18:37 639227608366233645
122 ms 172.238.172.122
168 2026-08-19 18:37 639227608366233645
122 ms 172.236.104.43
167 2026-08-19 18:37 639227608366233645
122 ms 172.236.104.157
166 2026-08-19 18:21 639227598301787588
243 ms 172.236.104.157
165 2026-08-19 18:21 639227598301787588
243 ms 172.238.172.122
164 2026-08-19 18:21 639227598301787588
243 ms 172.236.104.43
163 2026-08-19 17:28 639227566241010716
230 ms 172.238.172.122
162 2026-08-19 17:28 639227566241010716
230 ms 172.236.104.157
161 2026-08-19 17:28 639227566241010716
230 ms 172.236.104.43
160 2026-08-19 17:11 639227556454538959
2286 ms 172.238.172.122
159 2026-08-19 17:11 639227556454538959
2286 ms 172.236.104.43
158 2026-08-19 17:11 639227556454538959
2286 ms 172.236.104.157
157 2026-08-19 16:55 639227546640305542
268 ms 172.238.172.122
156 2026-08-19 16:55 639227546640305542
268 ms 172.236.104.43
155 2026-08-19 16:55 639227546640305542
268 ms 172.236.104.157
154 2026-08-19 16:38 639227536965466472
161 ms 172.238.172.122
153 2026-08-19 16:38 639227536965466472
161 ms 172.236.104.43
152 2026-08-19 16:38 639227536965466472
161 ms 172.236.104.157
151 2026-08-19 16:22 639227527048658280
251 ms 172.236.104.157
150 2026-08-19 16:22 639227527048658280
251 ms 172.238.172.122
149 2026-08-19 16:22 639227527048658280
251 ms 172.236.104.43
148 2026-08-19 16:06 639227517386634438
126 ms 172.236.104.43
147 2026-08-19 16:06 639227517386634438
126 ms 172.236.104.157
146 2026-08-19 16:06 639227517386634438
126 ms 172.238.172.122
145 2026-08-19 15:49 639227507459551637
141 ms 172.236.104.43
144 2026-08-19 15:49 639227507459551637
141 ms 172.236.104.157
143 2026-08-19 15:49 639227507459551637
141 ms 172.238.172.122
142 2026-08-19 15:33 639227497515595277
227 ms 172.238.172.122
141 2026-08-19 15:33 639227497515595277
227 ms 172.236.104.43
140 2026-08-19 15:33 639227497515595277
227 ms 172.236.104.157
139 2026-08-19 15:16 639227487441798036
252 ms 172.236.104.157
138 2026-08-19 15:16 639227487441798036
252 ms 172.238.172.122
137 2026-08-19 15:16 639227487441798036
252 ms 172.236.104.43
136 2026-08-19 14:59 639227477445551863
152 ms 172.236.104.43
135 2026-08-19 14:59 639227477445551863
152 ms 172.238.172.122
134 2026-08-19 14:59 639227477445551863
152 ms 172.236.104.157
133 2026-08-19 14:42 639227467297067891
228 ms 172.236.104.43
132 2026-08-19 14:42 639227467297067891
228 ms 172.238.172.122
131 2026-08-19 14:42 639227467297067891
228 ms 172.236.104.157
130 2026-08-19 14:26 639227457057795635
254 ms 172.236.104.43
129 2026-08-19 14:26 639227457057795635
254 ms 172.236.104.157
128 2026-08-19 14:26 639227457057795635
254 ms 172.238.172.122
127 2026-08-19 13:32 639227425244777397
222 ms 172.236.104.43
126 2026-08-19 13:32 639227425244777397
222 ms 172.236.104.157
125 2026-08-19 13:32 639227425244777397
222 ms 172.238.172.122
124 2026-08-19 13:16 639227415422116485
247 ms 172.236.104.157
123 2026-08-19 13:16 639227415422116485
247 ms 172.236.104.43
122 2026-08-19 13:16 639227415422116485
247 ms 172.238.172.122
121 2026-08-19 12:59 639227405307256053
230 ms 172.236.104.157
120 2026-08-19 12:59 639227405307256053
230 ms 172.236.104.43
119 2026-08-19 12:59 639227405307256053
230 ms 172.238.172.122
118 2026-08-19 12:42 639227395396602630
224 ms 172.236.104.43
117 2026-08-19 12:42 639227395396602630
224 ms 172.238.172.122
116 2026-08-19 12:42 639227395396602630
224 ms 172.236.104.157
115 2026-08-19 12:26 639227385510363611
233 ms 172.236.104.157
114 2026-08-19 12:26 639227385510363611
233 ms 172.236.104.43
113 2026-08-19 12:26 639227385510363611
233 ms 172.238.172.122
112 2026-08-19 12:09 639227375508324850
225 ms 172.236.104.43
111 2026-08-19 12:09 639227375508324850
225 ms 172.238.172.122
110 2026-08-19 12:09 639227375508324850
225 ms 172.236.104.157
109 2026-08-19 11:53 639227365326611906
231 ms 172.236.104.157
108 2026-08-19 11:53 639227365326611906
231 ms 172.238.172.122
107 2026-08-19 11:53 639227365326611906
231 ms 172.236.104.43
106 2026-08-19 11:36 639227355360014208
291 ms 172.236.104.157
105 2026-08-19 11:36 639227355360014208
291 ms 172.238.172.122
104 2026-08-19 11:36 639227355360014208
291 ms 172.236.104.43
103 2026-08-19 11:19 639227345036782165
254 ms 172.236.104.157
102 2026-08-19 11:19 639227345036782165
254 ms 172.238.172.122
101 2026-08-19 11:19 639227345036782165
254 ms 172.236.104.43
100 2026-08-19 11:02 639227334992964533
286 ms 172.236.104.157
99 2026-08-19 11:02 639227334992964533
286 ms 172.236.104.43
98 2026-08-19 11:02 639227334992964533
286 ms 172.238.172.122
97 2026-08-19 10:45 639227324986605572
242 ms 172.236.104.157
96 2026-08-19 10:45 639227324986605572
242 ms 172.236.104.43
95 2026-08-19 10:45 639227324986605572
242 ms 172.238.172.122
94 2026-08-19 10:29 639227314928414539
231 ms 172.236.104.43
93 2026-08-19 10:29 639227314928414539
231 ms 172.238.172.122
92 2026-08-19 10:29 639227314928414539
231 ms 172.236.104.157
91 2026-08-19 09:35 639227283029182134
113 ms 172.236.104.43
90 2026-08-19 09:35 639227283029182134
113 ms 172.236.104.157
89 2026-08-19 09:35 639227283029182134
113 ms 172.238.172.122
88 2026-08-19 09:19 639227273294779350
247 ms 172.236.104.43
87 2026-08-19 09:19 639227273294779350
247 ms 172.236.104.157
86 2026-08-19 09:19 639227273294779350
247 ms 172.238.172.122
85 2026-08-19 09:03 639227263525231313
272 ms 172.238.172.122
84 2026-08-19 09:03 639227263525231313
272 ms 172.236.104.43
83 2026-08-19 09:03 639227263525231313
272 ms 172.236.104.157
82 2026-08-19 08:46 639227253578313363
235 ms 172.238.172.122
81 2026-08-19 08:46 639227253578313363
235 ms 172.236.104.157
80 2026-08-19 08:46 639227253578313363
235 ms 172.236.104.43
79 2026-08-19 08:30 639227243649973322
243 ms 172.236.104.157
78 2026-08-19 08:30 639227243649973322
243 ms 172.238.172.122
77 2026-08-19 08:30 639227243649973322
243 ms 172.236.104.43
76 2026-08-19 08:13 639227233581059317
157 ms 172.238.172.122
75 2026-08-19 08:13 639227233581059317
157 ms 172.236.104.157
74 2026-08-19 08:13 639227233581059317
157 ms 172.236.104.43
73 2026-08-19 07:56 639227223667352067
217 ms 172.238.172.122
72 2026-08-19 07:56 639227223667352067
217 ms 172.236.104.43
71 2026-08-19 07:56 639227223667352067
217 ms 172.236.104.157
70 2026-08-19 07:40 639227213714837066
180 ms 172.236.104.43
69 2026-08-19 07:40 639227213714837066
180 ms 172.238.172.122
68 2026-08-19 07:40 639227213714837066
180 ms 172.236.104.157
67 2026-08-19 07:23 639227203701208496
234 ms 172.236.104.43
66 2026-08-19 07:23 639227203701208496
234 ms 172.238.172.122
65 2026-08-19 07:23 639227203701208496
234 ms 172.236.104.157
64 2026-08-19 07:07 639227193643202179
-
63 2026-08-19 06:50 639227183584431597
229 ms 172.238.172.122
62 2026-08-19 06:50 639227183584431597
229 ms 172.236.104.43
61 2026-08-19 06:50 639227183584431597
229 ms 172.236.104.157
60 2026-08-19 06:33 639227173347403088
2228 ms 172.236.104.43
59 2026-08-19 06:33 639227173347403088
2228 ms 172.238.172.122
58 2026-08-19 06:33 639227173347403088
2228 ms 172.236.104.157
57 2026-08-19 05:39 639227141523007601
118 ms 172.236.104.157
56 2026-08-19 05:39 639227141523007601
118 ms 172.236.104.43
55 2026-08-19 05:39 639227141523007601
118 ms 172.238.172.122
54 2026-08-19 05:23 639227131785931574
239 ms 172.236.104.43
53 2026-08-19 05:23 639227131785931574
239 ms 172.238.172.122
52 2026-08-19 05:23 639227131785931574
239 ms 172.236.104.157
51 2026-08-19 05:07 639227122176475389
217 ms 172.238.172.122
50 2026-08-19 05:07 639227122176475389
217 ms 172.236.104.157
49 2026-08-19 05:07 639227122176475389
217 ms 172.236.104.43
48 2026-08-19 04:51 639227112668934596
228 ms 172.236.104.43
47 2026-08-19 04:51 639227112668934596
228 ms 172.236.104.157
46 2026-08-19 04:51 639227112668934596
228 ms 172.238.172.122
45 2026-08-19 04:35 639227102773292788
229 ms 172.238.172.122
44 2026-08-19 04:35 639227102773292788
229 ms 172.236.104.157
43 2026-08-19 04:35 639227102773292788
229 ms 172.236.104.43
42 2026-08-19 04:19 639227093141136930
230 ms 172.238.172.122
41 2026-08-19 04:19 639227093141136930
230 ms 172.236.104.157
40 2026-08-19 04:19 639227093141136930
230 ms 172.236.104.43
39 2026-08-19 04:02 639227083449420147
293 ms 172.236.104.157
38 2026-08-19 04:02 639227083449420147
293 ms 172.238.172.122
37 2026-08-19 04:02 639227083449420147
293 ms 172.236.104.43
36 2026-08-19 03:46 639227073771748493
239 ms 172.238.172.122
35 2026-08-19 03:46 639227073771748493
239 ms 172.236.104.43
34 2026-08-19 03:46 639227073771748493
239 ms 172.236.104.157
33 2026-08-19 03:30 639227063977347614
229 ms 172.236.104.43
32 2026-08-19 03:30 639227063977347614
229 ms 172.238.172.122
31 2026-08-19 03:30 639227063977347614
229 ms 172.236.104.157
30 2026-08-19 03:14 639227054253519024
174 ms 172.236.104.157
29 2026-08-19 03:14 639227054253519024
174 ms 172.236.104.43
28 2026-08-19 03:14 639227054253519024
174 ms 172.238.172.122
27 2026-08-19 02:57 639227044381963886
221 ms 172.236.104.43
26 2026-08-19 02:57 639227044381963886
221 ms 172.238.172.122
25 2026-08-19 02:57 639227044381963886
221 ms 172.236.104.157
24 2026-08-19 02:41 639227034441085514
219 ms 172.238.172.122
23 2026-08-19 02:41 639227034441085514
219 ms 172.236.104.43
22 2026-08-19 02:41 639227034441085514
219 ms 172.236.104.157
21 2026-08-19 01:49 639227003126489968
2152 ms 172.238.172.122
20 2026-08-19 01:49 639227003126489968
2152 ms 172.236.104.157
19 2026-08-19 01:49 639227003126489968
2152 ms 172.236.104.43
18 2026-08-19 01:33 639226993456311614
230 ms 172.238.172.122
17 2026-08-19 01:33 639226993456311614
230 ms 172.236.104.157
16 2026-08-19 01:33 639226993456311614
230 ms 172.236.104.43
15 2026-08-19 01:17 639226983847312345
221 ms 172.236.104.43
14 2026-08-19 01:17 639226983847312345
221 ms 172.238.172.122
13 2026-08-19 01:17 639226983847312345
221 ms 172.236.104.157
12 2026-08-19 01:00 639226974357874853
340 ms 172.236.104.43
11 2026-08-19 01:00 639226974357874853
340 ms 172.236.104.157
10 2026-08-19 01:00 639226974357874853
340 ms 172.238.172.122
9 2026-08-19 00:45 639226964670484721
2159 ms 172.236.104.157
8 2026-08-19 00:45 639226964670484721
2159 ms 172.236.104.43
7 2026-08-19 00:45 639226964670484721
2159 ms 172.238.172.122
6 2026-08-19 00:28 639226954857899696
227 ms 172.236.104.157
5 2026-08-19 00:28 639226954857899696
227 ms 172.236.104.43
4 2026-08-19 00:28 639226954857899696
227 ms 172.238.172.122
3 2026-08-19 00:12 639226945091603488
229 ms 172.236.104.43
2 2026-08-19 00:12 639226945091603488
229 ms 172.236.104.157
1 2026-08-19 00:12 639226945091603488
229 ms 172.238.172.122