History for ns1.optasc.com
Domain: optasc.com • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns1.optasc.com
ns1.optasc.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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 327 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 ns1.optasc.com.
Records on Selected Date
74
Historical checks stored for this nameserver on selected date
Average Latency
327 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-22 23:54
All timestamps shown in UTC
Latest Resolved IP on Selected Date
173.0.137.146
Most recently resolved hosting IP on selected date
Successful Responses
74
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 ns1.optasc.com
Showing DNS history for 2026-08-22 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 |
|---|---|---|---|---|---|
| 74 | 2026-08-22 23:54 | 639230391807229016 |
|
246 ms | 173.0.137.146 |
| 73 | 2026-08-22 23:38 | 639230382051619327 |
|
244 ms | 173.0.137.146 |
| 72 | 2026-08-22 23:22 | 639230372323353529 |
|
128 ms | 173.0.137.146 |
| 71 | 2026-08-22 23:06 | 639230362586451064 |
|
274 ms | 173.0.137.146 |
| 70 | 2026-08-22 22:49 | 639230352793666303 |
|
246 ms | 173.0.137.146 |
| 69 | 2026-08-22 22:33 | 639230342775737758 |
|
137 ms | 173.0.137.146 |
| 68 | 2026-08-22 22:16 | 639230332639939561 |
|
267 ms | 173.0.137.146 |
| 67 | 2026-08-22 21:23 | 639230301014190104 |
|
2009 ms | 173.0.137.146 |
| 66 | 2026-08-22 21:07 | 639230291048161498 |
|
10 ms | 173.0.137.146 |
| 65 | 2026-08-22 20:50 | 639230280894353664 |
|
249 ms | 173.0.137.146 |
| 64 | 2026-08-22 20:33 | 639230270699419073 |
|
246 ms | 173.0.137.146 |
| 63 | 2026-08-22 20:15 | 639230260248163050 |
|
267 ms | 173.0.137.146 |
| 62 | 2026-08-22 19:58 | 639230250122494282 |
|
243 ms | 173.0.137.146 |
| 61 | 2026-08-22 19:41 | 639230239972935046 |
|
248 ms | 173.0.137.146 |
| 60 | 2026-08-22 19:24 | 639230229963262464 |
|
251 ms | 173.0.137.146 |
| 59 | 2026-08-22 19:08 | 639230220033804658 |
|
244 ms | 173.0.137.146 |
| 58 | 2026-08-22 18:51 | 639230209891107289 |
|
249 ms | 173.0.137.146 |
| 57 | 2026-08-22 18:34 | 639230199630298717 |
|
246 ms | 173.0.137.146 |
| 56 | 2026-08-22 18:17 | 639230189301984150 |
|
2120 ms | 173.0.137.146 |
| 55 | 2026-08-22 17:23 | 639230157138468804 |
|
246 ms | 173.0.137.146 |
| 54 | 2026-08-22 17:06 | 639230146987869495 |
|
248 ms | 173.0.137.146 |
| 53 | 2026-08-22 16:49 | 639230136768638516 |
|
130 ms | 173.0.137.146 |
| 52 | 2026-08-22 16:32 | 639230126735907877 |
|
140 ms | 173.0.137.146 |
| 51 | 2026-08-22 16:16 | 639230116551187768 |
|
246 ms | 173.0.137.146 |
| 50 | 2026-08-22 15:59 | 639230106335615913 |
|
135 ms | 173.0.137.146 |
| 49 | 2026-08-22 15:42 | 639230096177758176 |
|
126 ms | 173.0.137.146 |
| 48 | 2026-08-22 15:25 | 639230086185999993 |
|
246 ms | 173.0.137.146 |
| 47 | 2026-08-22 15:08 | 639230076247854903 |
|
179 ms | 173.0.137.146 |
| 46 | 2026-08-22 14:51 | 639230066076077530 |
|
8 ms | 173.0.137.146 |
| 45 | 2026-08-22 14:34 | 639230055738197328 |
|
254 ms | 173.0.137.146 |
| 44 | 2026-08-22 14:17 | 639230045411225521 |
|
144 ms | 173.0.137.146 |
| 43 | 2026-08-22 13:23 | 639230013046000470 |
|
248 ms | 173.0.137.146 |
| 42 | 2026-08-22 13:06 | 639230003090037878 |
|
264 ms | 173.0.137.146 |
| 41 | 2026-08-22 12:50 | 639229993008259475 |
|
123 ms | 173.0.137.146 |
| 40 | 2026-08-22 12:33 | 639229982909449470 |
|
242 ms | 173.0.137.146 |
| 39 | 2026-08-22 12:16 | 639229973035502212 |
|
240 ms | 173.0.137.146 |
| 38 | 2026-08-22 12:00 | 639229963064296145 |
|
8 ms | 173.0.137.146 |
| 37 | 2026-08-22 11:43 | 639229952996162143 |
|
242 ms | 173.0.137.146 |
| 36 | 2026-08-22 11:26 | 639229943051949195 |
|
4261 ms | 173.0.137.146 |
| 35 | 2026-08-22 11:10 | 639229932919214934 |
|
8 ms | 173.0.137.146 |
| 34 | 2026-08-22 10:53 | 639229922745889838 |
|
40 ms | 173.0.137.146 |
| 33 | 2026-08-22 10:36 | 639229912587214796 |
|
537 ms | 173.0.137.146 |
| 32 | 2026-08-22 10:18 | 639229902240004454 |
|
2123 ms | 173.0.137.146 |
| 31 | 2026-08-22 09:26 | 639229870800501662 |
|
262 ms | 173.0.137.146 |
| 30 | 2026-08-22 09:10 | 639229861058384956 |
|
15 ms | 173.0.137.146 |
| 29 | 2026-08-22 08:54 | 639229851158592604 |
|
140 ms | 173.0.137.146 |
| 28 | 2026-08-22 08:37 | 639229841475569629 |
|
241 ms | 173.0.137.146 |
| 27 | 2026-08-22 08:21 | 639229831887658471 |
|
268 ms | 173.0.137.146 |
| 26 | 2026-08-22 08:05 | 639229822043670346 |
|
258 ms | 173.0.137.146 |
| 25 | 2026-08-22 07:48 | 639229812327913936 |
|
241 ms | 173.0.137.146 |
| 24 | 2026-08-22 07:32 | 639229802629488686 |
|
10 ms | 173.0.137.146 |
| 23 | 2026-08-22 07:16 | 639229793051447309 |
|
151 ms | 173.0.137.146 |
| 22 | 2026-08-22 07:00 | 639229783303531961 |
|
5 ms | 173.0.137.146 |
| 21 | 2026-08-22 06:44 | 639229773458051942 |
|
3 ms | 173.0.137.146 |
| 20 | 2026-08-22 06:27 | 639229763373848056 |
|
14 ms | 173.0.137.146 |
| 19 | 2026-08-22 05:35 | 639229732140622809 |
|
3 ms | 173.0.137.146 |
| 18 | 2026-08-22 05:19 | 639229722699695967 |
|
146 ms | 173.0.137.146 |
| 17 | 2026-08-22 05:03 | 639229713097498075 |
|
253 ms | 173.0.137.146 |
| 16 | 2026-08-22 04:47 | 639229703543969637 |
|
249 ms | 173.0.137.146 |
| 15 | 2026-08-22 04:31 | 639229693970392873 |
|
241 ms | 173.0.137.146 |
| 14 | 2026-08-22 04:15 | 639229684277329469 |
|
8 ms | 173.0.137.146 |
| 13 | 2026-08-22 03:59 | 639229674501596661 |
|
3 ms | 173.0.137.146 |
| 12 | 2026-08-22 03:43 | 639229665064441147 |
|
147 ms | 173.0.137.146 |
| 11 | 2026-08-22 03:27 | 639229655507536872 |
|
3 ms | 173.0.137.146 |
| 10 | 2026-08-22 03:11 | 639229645849603111 |
|
5 ms | 173.0.137.146 |
| 9 | 2026-08-22 02:55 | 639229636090497453 |
|
2006 ms | 173.0.137.146 |
| 8 | 2026-08-22 02:38 | 639229625978544281 |
|
6 ms | 173.0.137.146 |
| 7 | 2026-08-22 01:46 | 639229594644662176 |
|
249 ms | 173.0.137.146 |
| 6 | 2026-08-22 01:30 | 639229585214633065 |
|
136 ms | 173.0.137.146 |
| 5 | 2026-08-22 01:14 | 639229575581042175 |
|
238 ms | 173.0.137.146 |
| 4 | 2026-08-22 00:58 | 639229565912268962 |
|
132 ms | 173.0.137.146 |
| 3 | 2026-08-22 00:42 | 639229556237813203 |
|
153 ms | 173.0.137.146 |
| 2 | 2026-08-22 00:26 | 639229546625802518 |
|
240 ms | 173.0.137.146 |
| 1 | 2026-08-22 00:10 | 639229537172016621 |
|
3 ms | 173.0.137.146 |