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 2026-08-15. For this date, NameServerHistory found 76 DNS check records, 76 successful responses, 0 failed responses, and 379 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

76

Historical checks stored for this nameserver on selected date

Average Latency

379 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:48

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

76

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 2026-08-15 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
76 2026-08-15 23:48 639224338276675277
232 ms 198.144.183.102
75 2026-08-15 22:55 639224306594546649
217 ms 198.144.183.102
74 2026-08-15 22:40 639224297145423303
218 ms 198.144.183.102
73 2026-08-15 22:24 639224287678238833
230 ms 198.144.183.102
72 2026-08-15 22:08 639224278490872828
2114 ms 198.144.183.102
71 2026-08-15 21:53 639224269149307826
142 ms 198.144.183.102
70 2026-08-15 21:37 639224259868597616
223 ms 198.144.183.102
69 2026-08-15 21:22 639224250518642175
147 ms 198.144.183.102
68 2026-08-15 21:06 639224241064772383
4 ms 198.144.183.102
67 2026-08-15 20:50 639224231691099605
235 ms 198.144.183.102
66 2026-08-15 20:35 639224222468168159
228 ms 198.144.183.102
65 2026-08-15 20:19 639224213173899635
220 ms 198.144.183.102
64 2026-08-15 20:04 639224203914451783
231 ms 198.144.183.102
63 2026-08-15 19:10 639224172202542163
2125 ms 198.144.183.102
62 2026-08-15 18:56 639224163338654093
2006 ms 198.144.183.102
61 2026-08-15 18:40 639224154287995374
1786 ms 198.144.183.102
60 2026-08-15 18:25 639224145118612503
227 ms 198.144.183.102
59 2026-08-15 18:10 639224135995990731
6 ms 198.144.183.102
58 2026-08-15 17:55 639224127185332624
114 ms 198.144.183.102
57 2026-08-15 17:40 639224118229289175
144 ms 198.144.183.102
56 2026-08-15 17:25 639224109273796359
1759 ms 198.144.183.102
55 2026-08-15 17:10 639224100490805608
226 ms 198.144.183.102
54 2026-08-15 16:56 639224091353714490
114 ms 198.144.183.102
53 2026-08-15 16:40 639224082033126828
224 ms 198.144.183.102
52 2026-08-15 16:25 639224072736962403
113 ms 198.144.183.102
51 2026-08-15 15:33 639224041475563754
231 ms 198.144.183.102
50 2026-08-15 15:18 639224032345604453
228 ms 198.144.183.102
49 2026-08-15 15:02 639224023169497283
8 ms 198.144.183.102
48 2026-08-15 14:47 639224013981146405
143 ms 198.144.183.102
47 2026-08-15 14:32 639224004883412586
228 ms 198.144.183.102
46 2026-08-15 14:16 639223995612880615
226 ms 198.144.183.102
45 2026-08-15 14:01 639223986271830789
217 ms 198.144.183.102
44 2026-08-15 13:45 639223977005780949
230 ms 198.144.183.102
43 2026-08-15 13:30 639223967653137793
228 ms 198.144.183.102
42 2026-08-15 13:14 639223958286010799
124 ms 198.144.183.102
41 2026-08-15 12:58 639223948936108345
136 ms 198.144.183.102
40 2026-08-15 12:43 639223939673066880
218 ms 198.144.183.102
39 2026-08-15 11:51 639223908317760530
225 ms 198.144.183.102
38 2026-08-15 11:35 639223898992594258
230 ms 198.144.183.102
37 2026-08-15 11:20 639223889761312823
113 ms 198.144.183.102
36 2026-08-15 11:04 639223880359273507
7 ms 198.144.183.102
35 2026-08-15 10:49 639223870920466808
135 ms 198.144.183.102
34 2026-08-15 10:33 639223861579762179
230 ms 198.144.183.102
33 2026-08-15 10:17 639223852238616009
221 ms 198.144.183.102
32 2026-08-15 10:02 639223843019815620
6 ms 198.144.183.102
31 2026-08-15 09:46 639223833669915012
224 ms 198.144.183.102
30 2026-08-15 09:31 639223824494613222
228 ms 198.144.183.102
29 2026-08-15 09:15 639223815116325293
236 ms 198.144.183.102
28 2026-08-15 09:00 639223805493870221
2137 ms 198.144.183.102
27 2026-08-15 08:07 639223774218660438
229 ms 198.144.183.102
26 2026-08-15 07:52 639223764663090372
222 ms 198.144.183.102
25 2026-08-15 07:36 639223755338811400
226 ms 198.144.183.102
24 2026-08-15 07:21 639223746019193268
222 ms 198.144.183.102
23 2026-08-15 07:05 639223736658778104
223 ms 198.144.183.102
22 2026-08-15 06:49 639223727330194499
228 ms 198.144.183.102
21 2026-08-15 06:34 639223717848514742
219 ms 198.144.183.102
20 2026-08-15 06:18 639223708284754056
218 ms 198.144.183.102
19 2026-08-15 06:02 639223699061259933
246 ms 198.144.183.102
18 2026-08-15 05:47 639223689592545140
107 ms 198.144.183.102
17 2026-08-15 05:31 639223680143410810
797 ms 198.144.183.102
16 2026-08-15 05:15 639223670514517104
231 ms 198.144.183.102
15 2026-08-15 04:22 639223638855054294
121 ms 198.144.183.102
14 2026-08-15 04:07 639223629623335972
214 ms 198.144.183.102
13 2026-08-15 03:51 639223620390189495
221 ms 198.144.183.102
12 2026-08-15 03:36 639223610916950440
2140 ms 198.144.183.102
11 2026-08-15 03:20 639223601597759168
225 ms 198.144.183.102
10 2026-08-15 03:04 639223592342172093
232 ms 198.144.183.102
9 2026-08-15 02:49 639223583324121497
215 ms 198.144.183.102
8 2026-08-15 02:34 639223574086714218
220 ms 198.144.183.102
7 2026-08-15 02:18 639223564698424889
3 ms 198.144.183.102
6 2026-08-15 02:03 639223555408664206
225 ms 198.144.183.102
5 2026-08-15 01:47 639223546000912416
121 ms 198.144.183.102
4 2026-08-15 01:31 639223536550774847
232 ms 198.144.183.102
3 2026-08-15 00:39 639223505017205611
116 ms 198.144.183.102
2 2026-08-15 00:24 639223495784410207
1726 ms 198.144.183.102
1 2026-08-15 00:08 639223486524583054
111 ms 198.144.183.102