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 2026-08-13. For this date, NameServerHistory found 72 DNS check records, 72 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 a.root-servers.nv.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

379 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-13 23:59

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

72

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 2026-08-13 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
72 2026-08-13 23:59 639222618462620588
233 ms 159.89.89.242
71 2026-08-13 23:43 639222608688333012
337 ms 159.89.89.242
70 2026-08-13 23:26 639222598741756356
229 ms 159.89.89.242
69 2026-08-13 23:10 639222588615244093
628 ms 159.89.89.242
68 2026-08-13 22:16 639222556495289724
226 ms 159.89.89.242
67 2026-08-13 21:59 639222546477917698
231 ms 159.89.89.242
66 2026-08-13 21:42 639222536257653790
115 ms 159.89.89.242
65 2026-08-13 21:25 639222525833084485
243 ms 159.89.89.242
64 2026-08-13 21:08 639222515446085004
224 ms 159.89.89.242
63 2026-08-13 20:51 639222505166766781
120 ms 159.89.89.242
62 2026-08-13 20:33 639222494930541001
231 ms 159.89.89.242
61 2026-08-13 20:16 639222484469216890
230 ms 159.89.89.242
60 2026-08-13 19:59 639222474270039940
244 ms 159.89.89.242
59 2026-08-13 19:42 639222464005587385
381 ms 159.89.89.242
58 2026-08-13 19:25 639222453485975041
231 ms 159.89.89.242
57 2026-08-13 19:07 639222442984828770
338 ms 159.89.89.242
56 2026-08-13 18:12 639222410191353397
230 ms 159.89.89.242
55 2026-08-13 17:55 639222399952628376
244 ms 159.89.89.242
54 2026-08-13 17:38 639222389608608647
2728 ms 159.89.89.242
53 2026-08-13 17:21 639222379604012481
239 ms 159.89.89.242
52 2026-08-13 17:04 639222369372672858
234 ms 159.89.89.242
51 2026-08-13 16:47 639222359096909298
2403 ms 159.89.89.242
50 2026-08-13 16:30 639222348814301655
502 ms 159.89.89.242
49 2026-08-13 16:12 639222338608331104
231 ms 159.89.89.242
48 2026-08-13 15:55 639222328204609760
328 ms 159.89.89.242
47 2026-08-13 15:38 639222317859759909
490 ms 159.89.89.242
46 2026-08-13 15:21 639222307560137918
351 ms 159.89.89.242
45 2026-08-13 15:03 639222297274357149
341 ms 159.89.89.242
44 2026-08-13 14:10 639222265004477827
123 ms 159.89.89.242
43 2026-08-13 13:54 639222255176583683
242 ms 159.89.89.242
42 2026-08-13 13:37 639222245340146131
241 ms 159.89.89.242
41 2026-08-13 13:21 639222235662219956
352 ms 159.89.89.242
40 2026-08-13 13:05 639222225817223284
112 ms 159.89.89.242
39 2026-08-13 12:49 639222216341869648
117 ms 159.89.89.242
38 2026-08-13 12:33 639222206848442189
244 ms 159.89.89.242
37 2026-08-13 12:17 639222197538963225
231 ms 159.89.89.242
36 2026-08-13 12:02 639222188113685569
506 ms 159.89.89.242
35 2026-08-13 11:46 639222178880138458
126 ms 159.89.89.242
34 2026-08-13 11:31 639222169343013317
190 ms 159.89.89.242
33 2026-08-13 11:15 639222159910600596
238 ms 159.89.89.242
32 2026-08-13 10:22 639222128676274866
610 ms 159.89.89.242
31 2026-08-13 10:07 639222119169781983
346 ms 159.89.89.242
30 2026-08-13 09:51 639222109996148889
248 ms 159.89.89.242
29 2026-08-13 09:36 639222100791323799
223 ms 159.89.89.242
28 2026-08-13 09:21 639222091647893142
232 ms 159.89.89.242
27 2026-08-13 09:05 639222082524717649
442 ms 159.89.89.242
26 2026-08-13 08:50 639222073378630456
332 ms 159.89.89.242
25 2026-08-13 08:35 639222064537306701
2090 ms 159.89.89.242
24 2026-08-13 08:21 639222055409471864
501 ms 159.89.89.242
23 2026-08-13 08:05 639222046117152411
130 ms 159.89.89.242
22 2026-08-13 07:50 639222036915107067
97 ms 159.89.89.242
21 2026-08-13 07:34 639222027654889141
491 ms 159.89.89.242
20 2026-08-13 06:43 639221996824612035
2 ms 159.89.89.242
19 2026-08-13 06:28 639221987863418113
10 ms 159.89.89.242
18 2026-08-13 06:13 639221979006823112
182 ms 159.89.89.242
17 2026-08-13 05:58 639221970068466615
644 ms 159.89.89.242
16 2026-08-13 05:43 639221961001585139
121 ms 159.89.89.242
15 2026-08-13 05:28 639221952104046397
495 ms 159.89.89.242
14 2026-08-13 05:14 639221943247694484
116 ms 159.89.89.242
13 2026-08-13 04:59 639221934603388241
5 ms 159.89.89.242
12 2026-08-13 04:44 639221925729273358
122 ms 159.89.89.242
11 2026-08-13 04:30 639221916777813401
113 ms 159.89.89.242
10 2026-08-13 04:15 639221907816913910
122 ms 159.89.89.242
9 2026-08-13 03:59 639221898639694322
487 ms 159.89.89.242
8 2026-08-13 03:08 639221868257567489
3 ms 159.89.89.242
7 2026-08-13 02:53 639221859270235608
373 ms 159.89.89.242
6 2026-08-13 02:38 639221850184464515
231 ms 159.89.89.242
5 2026-08-13 02:23 639221841141973425
2371 ms 159.89.89.242
4 2026-08-13 01:32 639221810548753083
490 ms 159.89.89.242
3 2026-08-13 01:17 639221801656796262
7 ms 159.89.89.242
2 2026-08-13 01:02 639221792658715334
248 ms 159.89.89.242
1 2026-08-13 00:47 639221783571379176
93 ms 159.89.89.242