DNS response history for d.root--servers.com

d.root--servers.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 2026-08-12. For this date, NameServerHistory found 62 DNS check records, 62 successful responses, 0 failed responses, and 274 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 d.root--servers.com.
Records on Selected Date

62

Historical checks stored for this nameserver on selected date

Average Latency

274 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

198.144.183.102

Most recently resolved hosting IP on selected date

Successful Responses

62

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 d.root--servers.com

Showing DNS history for 2026-08-12 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
62 2026-08-12 23:59 639221753022017039
232 ms 198.144.183.102
61 2026-08-12 23:44 639221744107644868
3 ms 198.144.183.102
60 2026-08-12 23:29 639221735030187244
131 ms 198.144.183.102
59 2026-08-12 23:14 639221725815508109
212 ms 198.144.183.102
58 2026-08-12 22:22 639221694790955973
3 ms 198.144.183.102
57 2026-08-12 22:07 639221685562451720
6 ms 198.144.183.102
56 2026-08-12 21:51 639221676023655289
233 ms 198.144.183.102
55 2026-08-12 21:35 639221666449119409
224 ms 198.144.183.102
54 2026-08-12 20:43 639221635456432556
3 ms 198.144.183.102
53 2026-08-12 20:28 639221626313054202
241 ms 198.144.183.102
52 2026-08-12 20:13 639221617091958857
223 ms 198.144.183.102
51 2026-08-12 19:57 639221607786737151
228 ms 198.144.183.102
50 2026-08-12 19:05 639221576664330059
695 ms 198.144.183.102
49 2026-08-12 18:50 639221567514216674
148 ms 198.144.183.102
48 2026-08-12 18:35 639221558399762524
701 ms 198.144.183.102
47 2026-08-12 18:19 639221549052016282
1446 ms 198.144.183.102
46 2026-08-12 17:27 639221517673834934
4 ms 198.144.183.102
45 2026-08-12 17:11 639221508282311633
110 ms 198.144.183.102
44 2026-08-12 16:55 639221498786324983
218 ms 198.144.183.102
43 2026-08-12 16:39 639221489157589737
233 ms 198.144.183.102
42 2026-08-12 15:47 639221457655914645
131 ms 198.144.183.102
41 2026-08-12 15:31 639221448164090526
1425 ms 198.144.183.102
40 2026-08-12 15:15 639221438725783630
256 ms 198.144.183.102
39 2026-08-12 14:59 639221429178071087
144 ms 198.144.183.102
38 2026-08-12 14:07 639221397761278719
695 ms 198.144.183.102
37 2026-08-12 13:51 639221388200567278
232 ms 198.144.183.102
36 2026-08-12 13:35 639221378483570949
1644 ms 198.144.183.102
35 2026-08-12 13:19 639221368872360139
835 ms 198.144.183.102
34 2026-08-12 12:26 639221337226647415
111 ms 198.144.183.102
33 2026-08-12 12:11 639221327924087446
133 ms 198.144.183.102
32 2026-08-12 11:55 639221318096976375
128 ms 198.144.183.102
31 2026-08-12 11:38 639221308343145274
128 ms 198.144.183.102
30 2026-08-12 10:46 639221277089610470
856 ms 198.144.183.102
29 2026-08-12 10:30 639221267628136359
113 ms 198.144.183.102
28 2026-08-12 10:15 639221257907569952
126 ms 198.144.183.102
27 2026-08-12 09:58 639221248402420965
223 ms 198.144.183.102
26 2026-08-12 09:05 639221216797540533
117 ms 198.144.183.102
25 2026-08-12 08:50 639221207385792352
699 ms 198.144.183.102
24 2026-08-12 08:34 639221198078534844
144 ms 198.144.183.102
23 2026-08-12 08:19 639221188677585577
223 ms 198.144.183.102
22 2026-08-12 07:27 639221157276484143
113 ms 198.144.183.102
21 2026-08-12 07:11 639221147876262183
228 ms 198.144.183.102
20 2026-08-12 06:55 639221138388812469
116 ms 198.144.183.102
19 2026-08-12 06:40 639221128987381118
110 ms 198.144.183.102
18 2026-08-12 05:48 639221097816416095
135 ms 198.144.183.102
17 2026-08-12 05:32 639221088508065616
2 ms 198.144.183.102
16 2026-08-12 05:16 639221079092308503
4 ms 198.144.183.102
15 2026-08-12 05:01 639221069595873597
226 ms 198.144.183.102
14 2026-08-12 04:09 639221038601577496
3 ms 198.144.183.102
13 2026-08-12 03:54 639221029533901299
221 ms 198.144.183.102
12 2026-08-12 03:38 639221020333828965
235 ms 198.144.183.102
11 2026-08-12 03:23 639221011110510484
160 ms 198.144.183.102
10 2026-08-12 02:31 639220979815209769
118 ms 198.144.183.102
9 2026-08-12 02:16 639220970971410921
223 ms 198.144.183.102
8 2026-08-12 02:01 639220961848982361
225 ms 198.144.183.102
7 2026-08-12 01:46 639220952784591501
108 ms 198.144.183.102
6 2026-08-12 01:31 639220943893596731
121 ms 198.144.183.102
5 2026-08-12 01:16 639220934954704520
112 ms 198.144.183.102
4 2026-08-12 01:01 639220925792457751
222 ms 198.144.183.102
3 2026-08-12 00:46 639220916610063538
231 ms 198.144.183.102
2 2026-08-12 00:30 639220907229361754
222 ms 198.144.183.102
1 2026-08-12 00:15 639220897896762127
227 ms 198.144.183.102