DNS response history for a.root-servers.nv.com

a.root-servers.nv.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 2026-08-11. For this date, NameServerHistory found 77 DNS check records, 77 successful responses, 0 failed responses, and 356 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 a.root-servers.nv.com.
Records on Selected Date

77

Historical checks stored for this nameserver on selected date

Average Latency

356 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-11 23:55

All timestamps shown in UTC

Latest Resolved IP on Selected Date

159.89.89.242

Most recently resolved hosting IP on selected date

Successful Responses

77

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 a.root-servers.nv.com

Showing DNS history for 2026-08-11 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
77 2026-08-11 23:55 639220888396333845
2023 ms 159.89.89.242
76 2026-08-11 23:40 639220878864937382
331 ms 159.89.89.242
75 2026-08-11 22:48 639220847369072314
385 ms 159.89.89.242
74 2026-08-11 22:32 639220838037764925
119 ms 159.89.89.242
73 2026-08-11 22:16 639220828735120634
238 ms 159.89.89.242
72 2026-08-11 22:01 639220819447979766
5 ms 159.89.89.242
71 2026-08-11 21:45 639220810056531741
119 ms 159.89.89.242
70 2026-08-11 21:30 639220800745746593
132 ms 159.89.89.242
69 2026-08-11 21:14 639220791351626349
116 ms 159.89.89.242
68 2026-08-11 20:59 639220782021256610
132 ms 159.89.89.242
67 2026-08-11 20:43 639220772603347755
137 ms 159.89.89.242
66 2026-08-11 20:27 639220763224057047
141 ms 159.89.89.242
65 2026-08-11 20:11 639220753691117767
120 ms 159.89.89.242
64 2026-08-11 19:55 639220744107836218
129 ms 159.89.89.242
63 2026-08-11 19:02 639220711927629898
242 ms 159.89.89.242
62 2026-08-11 18:45 639220702299437921
331 ms 159.89.89.242
61 2026-08-11 18:29 639220692505468181
229 ms 159.89.89.242
60 2026-08-11 18:13 639220682669911239
453 ms 159.89.89.242
59 2026-08-11 17:56 639220672929841526
2095 ms 159.89.89.242
58 2026-08-11 17:40 639220663225662315
231 ms 159.89.89.242
57 2026-08-11 17:25 639220653846255684
340 ms 159.89.89.242
56 2026-08-11 17:09 639220644420909059
93 ms 159.89.89.242
55 2026-08-11 16:53 639220635074970435
232 ms 159.89.89.242
54 2026-08-11 16:38 639220625614385966
403 ms 159.89.89.242
53 2026-08-11 16:22 639220616132212636
238 ms 159.89.89.242
52 2026-08-11 16:06 639220606533651662
337 ms 159.89.89.242
51 2026-08-11 15:12 639220574514514318
138 ms 159.89.89.242
50 2026-08-11 14:56 639220565124823874
2101 ms 159.89.89.242
49 2026-08-11 14:40 639220555799311478
388 ms 159.89.89.242
48 2026-08-11 14:25 639220546481577614
613 ms 159.89.89.242
47 2026-08-11 14:09 639220537036533154
581 ms 159.89.89.242
46 2026-08-11 13:53 639220527719177174
279 ms 159.89.89.242
45 2026-08-11 13:38 639220518173088308
389 ms 159.89.89.242
44 2026-08-11 13:22 639220508902896243
231 ms 159.89.89.242
43 2026-08-11 13:07 639220499455923005
104 ms 159.89.89.242
42 2026-08-11 12:51 639220490082583768
231 ms 159.89.89.242
41 2026-08-11 12:35 639220480636590998
236 ms 159.89.89.242
40 2026-08-11 12:18 639220469585029273
2536 ms 159.89.89.242
39 2026-08-11 11:24 639220438074188884
335 ms 159.89.89.242
38 2026-08-11 11:09 639220428789720049
233 ms 159.89.89.242
37 2026-08-11 10:53 639220419558302820
243 ms 159.89.89.242
36 2026-08-11 10:38 639220410448738795
554 ms 159.89.89.242
35 2026-08-11 10:23 639220401034081530
113 ms 159.89.89.242
34 2026-08-11 10:07 639220391766674161
2266 ms 159.89.89.242
33 2026-08-11 09:51 639220382275807148
270 ms 159.89.89.242
32 2026-08-11 09:36 639220373034162867
120 ms 159.89.89.242
31 2026-08-11 09:20 639220363994971859
242 ms 159.89.89.242
30 2026-08-11 09:05 639220354563965455
336 ms 159.89.89.242
29 2026-08-11 08:49 639220345437414880
129 ms 159.89.89.242
28 2026-08-11 08:34 639220336024248987
340 ms 159.89.89.242
27 2026-08-11 07:42 639220304233635692
141 ms 159.89.89.242
26 2026-08-11 07:26 639220294872170960
39 ms 159.89.89.242
25 2026-08-11 07:11 639220285547177980
250 ms 159.89.89.242
24 2026-08-11 06:55 639220276337941315
7 ms 159.89.89.242
23 2026-08-11 06:40 639220267175191677
559 ms 159.89.89.242
22 2026-08-11 06:25 639220257981518924
65 ms 159.89.89.242
21 2026-08-11 06:10 639220249265489070
337 ms 159.89.89.242
20 2026-08-11 05:55 639220240700249205
13 ms 159.89.89.242
19 2026-08-11 05:41 639220231975029986
73 ms 159.89.89.242
18 2026-08-11 05:26 639220223261176932
75 ms 159.89.89.242
17 2026-08-11 05:12 639220214366718456
156 ms 159.89.89.242
16 2026-08-11 04:57 639220205306334524
366 ms 159.89.89.242
15 2026-08-11 04:06 639220174463175061
94 ms 159.89.89.242
14 2026-08-11 03:51 639220165777190438
10 ms 159.89.89.242
13 2026-08-11 03:36 639220156880374825
246 ms 159.89.89.242
12 2026-08-11 03:22 639220148139986945
343 ms 159.89.89.242
11 2026-08-11 03:07 639220139271074299
3 ms 159.89.89.242
10 2026-08-11 02:52 639220130565901336
333 ms 159.89.89.242
9 2026-08-11 02:38 639220121659980575
122 ms 159.89.89.242
8 2026-08-11 02:23 639220112857650894
327 ms 159.89.89.242
7 2026-08-11 02:08 639220103767686219
336 ms 159.89.89.242
6 2026-08-11 01:53 639220094545970611
116 ms 159.89.89.242
5 2026-08-11 01:37 639220085476091081
347 ms 159.89.89.242
4 2026-08-11 01:22 639220076243751161
3 ms 159.89.89.242
3 2026-08-11 00:31 639220045322845190
117 ms 159.89.89.242
2 2026-08-11 00:16 639220036434132314
218 ms 159.89.89.242
1 2026-08-11 00:01 639220027366289509
340 ms 159.89.89.242