History for ns2.coretelecom.com.br
Domain: coretelecom.com.br • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns2.coretelecom.com.br
ns2.coretelecom.com.br 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 336 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 ns2.coretelecom.com.br.
Records on Selected Date
74
Historical checks stored for this nameserver on selected date
Average Latency
336 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-22 23:58
All timestamps shown in UTC
Latest Resolved IP on Selected Date
177.221.255.242
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 ns2.coretelecom.com.br
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 23:58 | 639230391807229016 |
|
3 ms | 177.221.255.242 |
| 73 | 2026-08-22 23:42 | 639230382051619327 |
|
3 ms | 177.221.255.242 |
| 72 | 2026-08-22 23:26 | 639230372323353529 |
|
3 ms | 177.221.255.242 |
| 71 | 2026-08-22 23:10 | 639230362586451064 |
|
231 ms | 177.221.255.242 |
| 70 | 2026-08-22 22:53 | 639230352793666303 |
|
2 ms | 177.221.255.242 |
| 69 | 2026-08-22 22:37 | 639230342775737758 |
|
400 ms | 177.221.255.242 |
| 68 | 2026-08-22 22:20 | 639230332639939561 |
|
3 ms | 177.221.255.242 |
| 67 | 2026-08-22 21:27 | 639230301014190104 |
|
384 ms | 177.221.255.242 |
| 66 | 2026-08-22 21:11 | 639230291048161498 |
|
193 ms | 177.221.255.242 |
| 65 | 2026-08-22 20:54 | 639230280894353664 |
|
409 ms | 177.221.255.242 |
| 64 | 2026-08-22 20:37 | 639230270699419073 |
|
196 ms | 177.221.255.242 |
| 63 | 2026-08-22 20:20 | 639230260248163050 |
|
244 ms | 177.221.255.242 |
| 62 | 2026-08-22 20:02 | 639230250122494282 |
|
396 ms | 177.221.255.242 |
| 61 | 2026-08-22 19:46 | 639230239972935046 |
|
228 ms | 177.221.255.242 |
| 60 | 2026-08-22 19:29 | 639230229963262464 |
|
404 ms | 177.221.255.242 |
| 59 | 2026-08-22 19:12 | 639230220033804658 |
|
199 ms | 177.221.255.242 |
| 58 | 2026-08-22 18:56 | 639230209891107289 |
|
397 ms | 177.221.255.242 |
| 57 | 2026-08-22 18:38 | 639230199630298717 |
|
407 ms | 177.221.255.242 |
| 56 | 2026-08-22 18:21 | 639230189301984150 |
|
406 ms | 177.221.255.242 |
| 55 | 2026-08-22 17:28 | 639230157138468804 |
|
192 ms | 177.221.255.242 |
| 54 | 2026-08-22 17:11 | 639230146987869495 |
|
192 ms | 177.221.255.242 |
| 53 | 2026-08-22 16:54 | 639230136768638516 |
|
448 ms | 177.221.255.242 |
| 52 | 2026-08-22 16:37 | 639230126735907877 |
|
395 ms | 177.221.255.242 |
| 51 | 2026-08-22 16:20 | 639230116551187768 |
|
405 ms | 177.221.255.242 |
| 50 | 2026-08-22 16:03 | 639230106335615913 |
|
394 ms | 177.221.255.242 |
| 49 | 2026-08-22 15:46 | 639230096177758176 |
|
389 ms | 177.221.255.242 |
| 48 | 2026-08-22 15:29 | 639230086185999993 |
|
383 ms | 177.221.255.242 |
| 47 | 2026-08-22 15:12 | 639230076247854903 |
|
404 ms | 177.221.255.242 |
| 46 | 2026-08-22 14:56 | 639230066076077530 |
|
403 ms | 177.221.255.242 |
| 45 | 2026-08-22 14:39 | 639230055738197328 |
|
230 ms | 177.221.255.242 |
| 44 | 2026-08-22 14:21 | 639230045411225521 |
|
401 ms | 177.221.255.242 |
| 43 | 2026-08-22 13:27 | 639230013046000470 |
|
396 ms | 177.221.255.242 |
| 42 | 2026-08-22 13:11 | 639230003090037878 |
|
234 ms | 177.221.255.242 |
| 41 | 2026-08-22 12:54 | 639229993008259475 |
|
189 ms | 177.221.255.242 |
| 40 | 2026-08-22 12:37 | 639229982909449470 |
|
240 ms | 177.221.255.242 |
| 39 | 2026-08-22 12:20 | 639229973035502212 |
|
2223 ms | 177.221.255.242 |
| 38 | 2026-08-22 12:04 | 639229963064296145 |
|
391 ms | 177.221.255.242 |
| 37 | 2026-08-22 11:47 | 639229952996162143 |
|
392 ms | 177.221.255.242 |
| 36 | 2026-08-22 11:30 | 639229943051949195 |
|
556 ms | 177.221.255.242 |
| 35 | 2026-08-22 11:14 | 639229932919214934 |
|
7 ms | 177.221.255.242 |
| 34 | 2026-08-22 10:57 | 639229922745889838 |
|
222 ms | 177.221.255.242 |
| 33 | 2026-08-22 10:40 | 639229912587214796 |
|
402 ms | 177.221.255.242 |
| 32 | 2026-08-22 10:23 | 639229902240004454 |
|
202 ms | 177.221.255.242 |
| 31 | 2026-08-22 09:30 | 639229870800501662 |
|
199 ms | 177.221.255.242 |
| 30 | 2026-08-22 09:14 | 639229861058384956 |
|
12 ms | 177.221.255.242 |
| 29 | 2026-08-22 08:58 | 639229851158592604 |
|
9 ms | 177.221.255.242 |
| 28 | 2026-08-22 08:41 | 639229841475569629 |
|
233 ms | 177.221.255.242 |
| 27 | 2026-08-22 08:25 | 639229831887658471 |
|
4 ms | 177.221.255.242 |
| 26 | 2026-08-22 08:09 | 639229822043670346 |
|
506 ms | 177.221.255.242 |
| 25 | 2026-08-22 07:53 | 639229812327913936 |
|
4329 ms | 177.221.255.242 |
| 24 | 2026-08-22 07:36 | 639229802629488686 |
|
3 ms | 177.221.255.242 |
| 23 | 2026-08-22 07:20 | 639229793051447309 |
|
193 ms | 177.221.255.242 |
| 22 | 2026-08-22 07:04 | 639229783303531961 |
|
256 ms | 177.221.255.242 |
| 21 | 2026-08-22 06:48 | 639229773458051942 |
|
509 ms | 177.221.255.242 |
| 20 | 2026-08-22 06:31 | 639229763373848056 |
|
189 ms | 177.221.255.242 |
| 19 | 2026-08-22 05:39 | 639229732140622809 |
|
7 ms | 177.221.255.242 |
| 18 | 2026-08-22 05:23 | 639229722699695967 |
|
3 ms | 177.221.255.242 |
| 17 | 2026-08-22 05:07 | 639229713097498075 |
|
389 ms | 177.221.255.242 |
| 16 | 2026-08-22 04:51 | 639229703543969637 |
|
3 ms | 177.221.255.242 |
| 15 | 2026-08-22 04:35 | 639229693970392873 |
|
410 ms | 177.221.255.242 |
| 14 | 2026-08-22 04:19 | 639229684277329469 |
|
191 ms | 177.221.255.242 |
| 13 | 2026-08-22 04:03 | 639229674501596661 |
|
220 ms | 177.221.255.242 |
| 12 | 2026-08-22 03:47 | 639229665064441147 |
|
226 ms | 177.221.255.242 |
| 11 | 2026-08-22 03:31 | 639229655507536872 |
|
236 ms | 177.221.255.242 |
| 10 | 2026-08-22 03:15 | 639229645849603111 |
|
395 ms | 177.221.255.242 |
| 9 | 2026-08-22 02:59 | 639229636090497453 |
|
193 ms | 177.221.255.242 |
| 8 | 2026-08-22 02:42 | 639229625978544281 |
|
393 ms | 177.221.255.242 |
| 7 | 2026-08-22 01:50 | 639229594644662176 |
|
223 ms | 177.221.255.242 |
| 6 | 2026-08-22 01:34 | 639229585214633065 |
|
404 ms | 177.221.255.242 |
| 5 | 2026-08-22 01:18 | 639229575581042175 |
|
5 ms | 177.221.255.242 |
| 4 | 2026-08-22 01:02 | 639229565912268962 |
|
7 ms | 177.221.255.242 |
| 3 | 2026-08-22 00:46 | 639229556237813203 |
|
411 ms | 177.221.255.242 |
| 2 | 2026-08-22 00:30 | 639229546625802518 |
|
246 ms | 177.221.255.242 |
| 1 | 2026-08-22 00:13 | 639229537172016621 |
|
236 ms | 177.221.255.242 |