History for dns2.rootcore.com.br
Domain: rootcore.com.br • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns2.rootcore.com.br
dns2.rootcore.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 2026-08-19. For this date, NameServerHistory found 75 DNS check records, 75 successful responses, 0 failed responses, and 575 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 dns2.rootcore.com.br.
Records on Selected Date
75
Historical checks stored for this nameserver on selected date
Average Latency
575 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-19 23:58
All timestamps shown in UTC
Latest Resolved IP on Selected Date
143.137.188.131
Most recently resolved hosting IP on selected date
Successful Responses
75
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 dns2.rootcore.com.br
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 |
|---|---|---|---|---|---|
| 75 | 2026-08-19 23:58 | 639227805445376839 |
|
2021 ms | 143.137.188.131 |
| 74 | 2026-08-19 23:42 | 639227795899225951 |
|
24 ms | 143.137.188.131 |
| 73 | 2026-08-19 23:26 | 639227786351762008 |
|
72 ms | 143.137.188.131 |
| 72 | 2026-08-19 23:10 | 639227776640591733 |
|
2021 ms | 143.137.188.131 |
| 71 | 2026-08-19 22:54 | 639227767128841282 |
|
11 ms | 143.137.188.131 |
| 70 | 2026-08-19 22:39 | 639227757477304711 |
|
118 ms | 143.137.188.131 |
| 69 | 2026-08-19 22:22 | 639227747572098014 |
|
51 ms | 143.137.188.131 |
| 68 | 2026-08-19 22:05 | 639227737588613113 |
|
30 ms | 143.137.188.131 |
| 67 | 2026-08-19 21:13 | 639227706134603955 |
|
2398 ms | 143.137.188.131 |
| 66 | 2026-08-19 20:57 | 639227696589027396 |
|
48 ms | 143.137.188.131 |
| 65 | 2026-08-19 20:41 | 639227687097707639 |
|
107 ms | 143.137.188.131 |
| 64 | 2026-08-19 20:25 | 639227677474464487 |
|
42 ms | 143.137.188.131 |
| 63 | 2026-08-19 20:09 | 639227667767441118 |
|
64 ms | 143.137.188.131 |
| 62 | 2026-08-19 19:53 | 639227657984833832 |
|
2073 ms | 143.137.188.131 |
| 61 | 2026-08-19 19:36 | 639227648079992640 |
|
48 ms | 143.137.188.131 |
| 60 | 2026-08-19 19:20 | 639227638125048441 |
|
2272 ms | 143.137.188.131 |
| 59 | 2026-08-19 19:03 | 639227628211392142 |
|
46 ms | 143.137.188.131 |
| 58 | 2026-08-19 18:46 | 639227618261696275 |
|
112 ms | 143.137.188.131 |
| 57 | 2026-08-19 18:30 | 639227608366233645 |
|
152 ms | 143.137.188.131 |
| 56 | 2026-08-19 18:13 | 639227598301787588 |
|
96 ms | 143.137.188.131 |
| 55 | 2026-08-19 17:20 | 639227566241010716 |
|
100 ms | 143.137.188.131 |
| 54 | 2026-08-19 17:03 | 639227556454538959 |
|
311 ms | 143.137.188.131 |
| 53 | 2026-08-19 16:47 | 639227546640305542 |
|
19 ms | 143.137.188.131 |
| 52 | 2026-08-19 16:31 | 639227536965466472 |
|
241 ms | 143.137.188.131 |
| 51 | 2026-08-19 16:14 | 639227527048658280 |
|
2109 ms | 143.137.188.131 |
| 50 | 2026-08-19 15:58 | 639227517386634438 |
|
59 ms | 143.137.188.131 |
| 49 | 2026-08-19 15:42 | 639227507459551637 |
|
90 ms | 143.137.188.131 |
| 48 | 2026-08-19 15:25 | 639227497515595277 |
|
173 ms | 143.137.188.131 |
| 47 | 2026-08-19 15:08 | 639227487441798036 |
|
99 ms | 143.137.188.131 |
| 46 | 2026-08-19 14:52 | 639227477445551863 |
|
2142 ms | 143.137.188.131 |
| 45 | 2026-08-19 14:35 | 639227467297067891 |
|
62 ms | 143.137.188.131 |
| 44 | 2026-08-19 14:18 | 639227457057795635 |
|
107 ms | 143.137.188.131 |
| 43 | 2026-08-19 13:25 | 639227425244777397 |
|
30 ms | 143.137.188.131 |
| 42 | 2026-08-19 13:08 | 639227415422116485 |
|
2083 ms | 143.137.188.131 |
| 41 | 2026-08-19 12:52 | 639227405307256053 |
|
52 ms | 143.137.188.131 |
| 40 | 2026-08-19 12:35 | 639227395396602630 |
|
106 ms | 143.137.188.131 |
| 39 | 2026-08-19 12:18 | 639227385510363611 |
|
90 ms | 143.137.188.131 |
| 38 | 2026-08-19 12:02 | 639227375508324850 |
|
81 ms | 143.137.188.131 |
| 37 | 2026-08-19 11:45 | 639227365326611906 |
|
2089 ms | 143.137.188.131 |
| 36 | 2026-08-19 11:28 | 639227355360014208 |
|
57 ms | 143.137.188.131 |
| 35 | 2026-08-19 11:11 | 639227345036782165 |
|
29 ms | 143.137.188.131 |
| 34 | 2026-08-19 10:54 | 639227334992964533 |
|
135 ms | 143.137.188.131 |
| 33 | 2026-08-19 10:38 | 639227324986605572 |
|
69 ms | 143.137.188.131 |
| 32 | 2026-08-19 10:21 | 639227314928414539 |
|
64 ms | 143.137.188.131 |
| 31 | 2026-08-19 09:28 | 639227283029182134 |
|
136 ms | 143.137.188.131 |
| 30 | 2026-08-19 09:11 | 639227273294779350 |
|
54 ms | 143.137.188.131 |
| 29 | 2026-08-19 08:55 | 639227263525231313 |
|
171 ms | 143.137.188.131 |
| 28 | 2026-08-19 08:39 | 639227253578313363 |
|
185 ms | 143.137.188.131 |
| 27 | 2026-08-19 08:22 | 639227243649973322 |
|
124 ms | 143.137.188.131 |
| 26 | 2026-08-19 08:05 | 639227233581059317 |
|
79 ms | 143.137.188.131 |
| 25 | 2026-08-19 07:49 | 639227223667352067 |
|
60 ms | 143.137.188.131 |
| 24 | 2026-08-19 07:32 | 639227213714837066 |
|
2039 ms | 143.137.188.131 |
| 23 | 2026-08-19 07:15 | 639227203701208496 |
|
2133 ms | 143.137.188.131 |
| 22 | 2026-08-19 06:59 | 639227193643202179 |
|
54 ms | 143.137.188.131 |
| 21 | 2026-08-19 06:42 | 639227183584431597 |
|
87 ms | 143.137.188.131 |
| 20 | 2026-08-19 06:25 | 639227173347403088 |
|
58 ms | 143.137.188.131 |
| 19 | 2026-08-19 05:32 | 639227141523007601 |
|
119 ms | 143.137.188.131 |
| 18 | 2026-08-19 05:16 | 639227131785931574 |
|
110 ms | 143.137.188.131 |
| 17 | 2026-08-19 05:00 | 639227122176475389 |
|
70 ms | 143.137.188.131 |
| 16 | 2026-08-19 04:44 | 639227112668934596 |
|
30 ms | 143.137.188.131 |
| 15 | 2026-08-19 04:27 | 639227102773292788 |
|
2024 ms | 143.137.188.131 |
| 14 | 2026-08-19 04:11 | 639227093141136930 |
|
106 ms | 143.137.188.131 |
| 13 | 2026-08-19 03:55 | 639227083449420147 |
|
2116 ms | 143.137.188.131 |
| 12 | 2026-08-19 03:39 | 639227073771748493 |
|
2051 ms | 143.137.188.131 |
| 11 | 2026-08-19 03:23 | 639227063977347614 |
|
55 ms | 143.137.188.131 |
| 10 | 2026-08-19 03:07 | 639227054253519024 |
|
2053 ms | 143.137.188.131 |
| 9 | 2026-08-19 02:50 | 639227044381963886 |
|
196 ms | 143.137.188.131 |
| 8 | 2026-08-19 02:33 | 639227034441085514 |
|
78 ms | 143.137.188.131 |
| 7 | 2026-08-19 01:41 | 639227003126489968 |
|
119 ms | 143.137.188.131 |
| 6 | 2026-08-19 01:25 | 639226993456311614 |
|
2076 ms | 143.137.188.131 |
| 5 | 2026-08-19 01:09 | 639226983847312345 |
|
2039 ms | 143.137.188.131 |
| 4 | 2026-08-19 00:53 | 639226974357874853 |
|
73 ms | 143.137.188.131 |
| 3 | 2026-08-19 00:37 | 639226964670484721 |
|
271 ms | 143.137.188.131 |
| 2 | 2026-08-19 00:21 | 639226954857899696 |
|
110 ms | 143.137.188.131 |
| 1 | 2026-08-19 00:04 | 639226945091603488 |
|
2021 ms | 143.137.188.131 |