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 2026-08-27. For this date, NameServerHistory found 59 DNS check records, 59 successful responses, 0 failed responses, and 373 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

59

Historical checks stored for this nameserver on selected date

Average Latency

373 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 19:21

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

59

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 2026-08-27 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
59 2026-08-27 19:21 639234545578367474
222 ms 198.144.183.102
58 2026-08-27 19:04 639234535255111795
221 ms 198.144.183.102
57 2026-08-27 18:46 639234525107594067
225 ms 198.144.183.102
56 2026-08-27 18:30 639234514890244566
114 ms 198.144.183.102
55 2026-08-27 18:13 639234504745477862
220 ms 198.144.183.102
54 2026-08-27 17:56 639234494449227290
225 ms 198.144.183.102
53 2026-08-27 17:38 639234484118025686
223 ms 198.144.183.102
52 2026-08-27 17:21 639234473946362077
219 ms 198.144.183.102
51 2026-08-27 17:04 639234463759124388
224 ms 198.144.183.102
50 2026-08-27 16:47 639234453500759178
220 ms 198.144.183.102
49 2026-08-27 16:30 639234442983541638
116 ms 198.144.183.102
48 2026-08-27 16:12 639234432404354562
221 ms 198.144.183.102
47 2026-08-27 15:18 639234399767719119
1754 ms 198.144.183.102
46 2026-08-27 15:01 639234389460601485
225 ms 198.144.183.102
45 2026-08-27 14:43 639234379227178707
227 ms 198.144.183.102
44 2026-08-27 14:26 639234369065315214
111 ms 198.144.183.102
43 2026-08-27 14:10 639234358825501576
239 ms 198.144.183.102
42 2026-08-27 13:52 639234348572745268
223 ms 198.144.183.102
41 2026-08-27 13:35 639234338264503481
236 ms 198.144.183.102
40 2026-08-27 13:18 639234327818741376
224 ms 198.144.183.102
39 2026-08-27 13:01 639234317475724313
218 ms 198.144.183.102
38 2026-08-27 12:43 639234307007468133
111 ms 198.144.183.102
37 2026-08-27 12:26 639234296664302575
109 ms 198.144.183.102
36 2026-08-27 12:09 639234286253196126
243 ms 198.144.183.102
35 2026-08-27 11:15 639234253963286387
233 ms 198.144.183.102
34 2026-08-27 10:58 639234243654907465
264 ms 198.144.183.102
33 2026-08-27 10:40 639234233269654413
160 ms 198.144.183.102
32 2026-08-27 10:23 639234222943951923
225 ms 198.144.183.102
31 2026-08-27 10:06 639234212558002823
223 ms 198.144.183.102
30 2026-08-27 09:48 639234202117531850
110 ms 198.144.183.102
29 2026-08-27 09:31 639234191649612722
125 ms 198.144.183.102
28 2026-08-27 09:14 639234181105879568
222 ms 198.144.183.102
27 2026-08-27 08:56 639234170713214496
226 ms 198.144.183.102
26 2026-08-27 08:39 639234160341037652
222 ms 198.144.183.102
25 2026-08-27 08:21 639234149799404224
232 ms 198.144.183.102
24 2026-08-27 08:04 639234139553286469
226 ms 198.144.183.102
23 2026-08-27 07:10 639234107183588293
223 ms 198.144.183.102
22 2026-08-27 06:53 639234096905435724
224 ms 198.144.183.102
21 2026-08-27 06:36 639234086579410775
228 ms 198.144.183.102
20 2026-08-27 06:19 639234076291157956
266 ms 198.144.183.102
19 2026-08-27 06:02 639234065981939454
229 ms 198.144.183.102
18 2026-08-27 05:44 639234055548642997
3622 ms 198.144.183.102
17 2026-08-27 05:27 639234045267979603
176 ms 198.144.183.102
16 2026-08-27 05:10 639234034999717463
220 ms 198.144.183.102
15 2026-08-27 04:53 639234024739225358
222 ms 198.144.183.102
14 2026-08-27 04:36 639234014311170162
2138 ms 198.144.183.102
13 2026-08-27 04:18 639234003806017640
222 ms 198.144.183.102
12 2026-08-27 04:00 639233993356203030
222 ms 198.144.183.102
11 2026-08-27 03:07 639233961301716608
138 ms 198.144.183.102
10 2026-08-27 02:50 639233950834200647
107 ms 198.144.183.102
9 2026-08-27 02:32 639233940431849026
221 ms 198.144.183.102
8 2026-08-27 02:15 639233930110596398
210 ms 198.144.183.102
7 2026-08-27 01:58 639233919705434540
226 ms 198.144.183.102
6 2026-08-27 01:41 639233909452807845
3627 ms 198.144.183.102
5 2026-08-27 01:23 639233899096420820
108 ms 198.144.183.102
4 2026-08-27 01:06 639233888707824939
233 ms 198.144.183.102
3 2026-08-27 00:49 639233878461203802
110 ms 198.144.183.102
2 2026-08-27 00:32 639233868060868209
115 ms 198.144.183.102
1 2026-08-27 00:14 639233857450922991
109 ms 198.144.183.102