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 2026-08-10. For this date, NameServerHistory found 82 DNS check records, 82 successful responses, 0 failed responses, and 197 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

82

Historical checks stored for this nameserver on selected date

Average Latency

197 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:53

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

82

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 2026-08-10 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
82 2026-08-10 23:53 639220027366289509
39 ms 143.137.188.131
81 2026-08-10 23:38 639220018272941900
86 ms 143.137.188.131
80 2026-08-10 23:22 639220009109892969
94 ms 143.137.188.131
79 2026-08-10 23:07 639220000040489788
32 ms 143.137.188.131
78 2026-08-10 22:53 639219991197135747
5 ms 143.137.188.131
77 2026-08-10 22:37 639219982104540014
15 ms 143.137.188.131
76 2026-08-10 22:22 639219973150300215
61 ms 143.137.188.131
75 2026-08-10 22:08 639219964188486697
33 ms 143.137.188.131
74 2026-08-10 21:52 639219954995921784
42 ms 143.137.188.131
73 2026-08-10 21:37 639219945559908104
133 ms 143.137.188.131
72 2026-08-10 20:44 639219914137782273
4 ms 143.137.188.131
71 2026-08-10 20:29 639219904858355064
47 ms 143.137.188.131
70 2026-08-10 20:13 639219895655263396
14 ms 143.137.188.131
69 2026-08-10 19:58 639219886527091074
32 ms 143.137.188.131
68 2026-08-10 19:43 639219877343266628
44 ms 143.137.188.131
67 2026-08-10 19:28 639219868177358195
2034 ms 143.137.188.131
66 2026-08-10 19:13 639219859159581515
44 ms 143.137.188.131
65 2026-08-10 18:57 639219850124020182
40 ms 143.137.188.131
64 2026-08-10 18:42 639219840940124840
49 ms 143.137.188.131
63 2026-08-10 18:27 639219831829876486
195 ms 143.137.188.131
62 2026-08-10 18:12 639219822587759143
57 ms 143.137.188.131
61 2026-08-10 17:56 639219813247114428
37 ms 143.137.188.131
60 2026-08-10 17:04 639219781959606396
55 ms 143.137.188.131
59 2026-08-10 16:49 639219772658305431
2027 ms 143.137.188.131
58 2026-08-10 16:33 639219763454523027
69 ms 143.137.188.131
57 2026-08-10 16:18 639219754279127815
82 ms 143.137.188.131
56 2026-08-10 16:03 639219745087467767
48 ms 143.137.188.131
55 2026-08-10 15:47 639219735900678107
54 ms 143.137.188.131
54 2026-08-10 15:32 639219726531461979
384 ms 143.137.188.131
53 2026-08-10 15:16 639219717415222156
34 ms 143.137.188.131
52 2026-08-10 15:01 639219708266470863
26 ms 143.137.188.131
51 2026-08-10 14:46 639219699049479559
46 ms 143.137.188.131
50 2026-08-10 14:30 639219689775815194
97 ms 143.137.188.131
49 2026-08-10 14:15 639219680511810632
21 ms 143.137.188.131
48 2026-08-10 13:23 639219648997191257
44 ms 143.137.188.131
47 2026-08-10 13:08 639219639938909436
45 ms 143.137.188.131
46 2026-08-10 12:52 639219630718286441
27 ms 143.137.188.131
45 2026-08-10 12:37 639219621472350410
36 ms 143.137.188.131
44 2026-08-10 12:22 639219612500421992
46 ms 143.137.188.131
43 2026-08-10 12:07 639219603383833445
46 ms 143.137.188.131
42 2026-08-10 11:51 639219594143823358
114 ms 143.137.188.131
41 2026-08-10 11:36 639219585053166024
61 ms 143.137.188.131
40 2026-08-10 11:21 639219575885776644
33 ms 143.137.188.131
39 2026-08-10 11:06 639219566844532361
21 ms 143.137.188.131
38 2026-08-10 10:51 639219557705808294
242 ms 143.137.188.131
37 2026-08-10 10:35 639219548482688649
52 ms 143.137.188.131
36 2026-08-10 09:44 639219517492763539
36 ms 143.137.188.131
35 2026-08-10 09:29 639219508755773605
345 ms 143.137.188.131
34 2026-08-10 09:14 639219499852103863
2443 ms 143.137.188.131
33 2026-08-10 08:59 639219490893714387
66 ms 143.137.188.131
32 2026-08-10 08:45 639219482299305521
25 ms 143.137.188.131
31 2026-08-10 08:31 639219473613114853
61 ms 143.137.188.131
30 2026-08-10 08:16 639219465061138643
41 ms 143.137.188.131
29 2026-08-10 08:02 639219456616129015
316 ms 143.137.188.131
28 2026-08-10 07:48 639219447974008557
30 ms 143.137.188.131
27 2026-08-10 07:34 639219439498255213
24 ms 143.137.188.131
26 2026-08-10 07:19 639219430664872256
37 ms 143.137.188.131
25 2026-08-10 07:04 639219421757560037
32 ms 143.137.188.131
24 2026-08-10 06:13 639219390773218684
66 ms 143.137.188.131
23 2026-08-10 05:59 639219382205367722
67 ms 143.137.188.131
22 2026-08-10 05:45 639219373711937615
161 ms 143.137.188.131
21 2026-08-10 05:30 639219365088558404
18 ms 143.137.188.131
20 2026-08-10 05:16 639219356348833255
33 ms 143.137.188.131
19 2026-08-10 05:02 639219347860053478
78 ms 143.137.188.131
18 2026-08-10 04:47 639219339173195121
79 ms 143.137.188.131
17 2026-08-10 04:33 639219330642664669
58 ms 143.137.188.131
16 2026-08-10 04:19 639219322058698995
42 ms 143.137.188.131
15 2026-08-10 04:04 639219313564344199
43 ms 143.137.188.131
14 2026-08-10 03:50 639219304775113236
8 ms 143.137.188.131
13 2026-08-10 03:35 639219295706181119
37 ms 143.137.188.131
12 2026-08-10 02:42 639219264663923254
56 ms 143.137.188.131
11 2026-08-10 02:28 639219256015178099
50 ms 143.137.188.131
10 2026-08-10 02:14 639219247509540188
39 ms 143.137.188.131
9 2026-08-10 02:00 639219238999539092
26 ms 143.137.188.131
8 2026-08-10 01:45 639219230498823902
14 ms 143.137.188.131
7 2026-08-10 01:31 639219221706460911
2041 ms 143.137.188.131
6 2026-08-10 01:16 639219212930606887
51 ms 143.137.188.131
5 2026-08-10 01:02 639219204307908525
2184 ms 143.137.188.131
4 2026-08-10 00:47 639219195720181470
27 ms 143.137.188.131
3 2026-08-10 00:33 639219186898174002
219 ms 143.137.188.131
2 2026-08-10 00:18 639219178004946976
333 ms 143.137.188.131
1 2026-08-10 00:03 639219168958805474
95 ms 143.137.188.131