DNS response history for sv4.root-node.net

sv4.root-node.net 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 2026-08-20. For this date, NameServerHistory found 57 DNS check records, 57 successful responses, 0 failed responses, and 455 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 sv4.root-node.net.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

455 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:20

All timestamps shown in UTC

Latest Resolved IP on Selected Date

152.70.110.247

Most recently resolved hosting IP on selected date

Successful Responses

57

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 sv4.root-node.net

Showing DNS history for 2026-08-20 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
57 2026-08-20 23:20 639228639850033448
250 ms 152.70.110.247
56 2026-08-20 23:04 639228630204271870
243 ms 152.70.110.247
55 2026-08-20 22:47 639228620295091135
885 ms 152.70.110.247
54 2026-08-20 22:31 639228610298336915
749 ms 152.70.110.247
53 2026-08-20 21:38 639228578917047616
1392 ms 152.70.110.247
52 2026-08-20 21:22 639228569046445709
3 ms 152.70.110.247
51 2026-08-20 21:05 639228558946830986
236 ms 152.70.110.247
50 2026-08-20 20:48 639228548977359217
1481 ms 152.70.110.247
49 2026-08-20 19:56 639228517494157668
7 ms 152.70.110.247
48 2026-08-20 19:39 639228507374116892
289 ms 152.70.110.247
47 2026-08-20 19:22 639228497315154893
253 ms 152.70.110.247
46 2026-08-20 19:06 639228487287648341
1490 ms 152.70.110.247
45 2026-08-20 18:13 639228455828123788
295 ms 152.70.110.247
44 2026-08-20 17:57 639228445900082244
237 ms 152.70.110.247
43 2026-08-20 17:40 639228435866352323
251 ms 152.70.110.247
42 2026-08-20 17:23 639228425802273151
816 ms 152.70.110.247
41 2026-08-20 16:30 639228393616324230
6 ms 152.70.110.247
40 2026-08-20 16:13 639228383590408693
298 ms 152.70.110.247
39 2026-08-20 15:56 639228373471467474
491 ms 152.70.110.247
38 2026-08-20 15:39 639228363426647311
1450 ms 152.70.110.247
37 2026-08-20 14:46 639228331681701910
5 ms 152.70.110.247
36 2026-08-20 14:30 639228321714746824
4 ms 152.70.110.247
35 2026-08-20 14:13 639228311652090262
246 ms 152.70.110.247
34 2026-08-20 13:56 639228301670088587
1092 ms 152.70.110.247
33 2026-08-20 13:03 639228269987976710
289 ms 152.70.110.247
32 2026-08-20 12:47 639228260009452308
994 ms 152.70.110.247
31 2026-08-20 12:30 639228249661740894
252 ms 152.70.110.247
30 2026-08-20 12:13 639228239552680346
257 ms 152.70.110.247
29 2026-08-20 11:20 639228207667580819
749 ms 152.70.110.247
28 2026-08-20 11:03 639228197494011560
984 ms 152.70.110.247
27 2026-08-20 10:46 639228187497039939
514 ms 152.70.110.247
26 2026-08-20 10:29 639228177408432646
1439 ms 152.70.110.247
25 2026-08-20 09:37 639228146356166262
247 ms 152.70.110.247
24 2026-08-20 09:21 639228136541505712
3 ms 152.70.110.247
23 2026-08-20 09:04 639228126519136598
4 ms 152.70.110.247
22 2026-08-20 08:48 639228116537148885
1391 ms 152.70.110.247
21 2026-08-20 07:55 639228085320764351
3 ms 152.70.110.247
20 2026-08-20 07:39 639228075444604839
886 ms 152.70.110.247
19 2026-08-20 07:23 639228065615498985
2 ms 152.70.110.247
18 2026-08-20 07:06 639228055675321422
244 ms 152.70.110.247
17 2026-08-20 06:14 639228024230839396
4 ms 152.70.110.247
16 2026-08-20 05:58 639228014720406505
247 ms 152.70.110.247
15 2026-08-20 05:42 639228004930827030
492 ms 152.70.110.247
14 2026-08-20 05:25 639227995103340154
248 ms 152.70.110.247
13 2026-08-20 04:33 639227963811374894
2 ms 152.70.110.247
12 2026-08-20 04:17 639227954132571365
2 ms 152.70.110.247
11 2026-08-20 04:01 639227944541208342
371 ms 152.70.110.247
10 2026-08-20 03:44 639227934657213484
256 ms 152.70.110.247
9 2026-08-20 02:52 639227903628145469
15 ms 152.70.110.247
8 2026-08-20 02:37 639227893995483475
303 ms 152.70.110.247
7 2026-08-20 02:20 639227884280244209
3 ms 152.70.110.247
6 2026-08-20 02:04 639227874371147132
243 ms 152.70.110.247
5 2026-08-20 01:12 639227843224256432
333 ms 152.70.110.247
4 2026-08-20 00:56 639227833720403506
3 ms 152.70.110.247
3 2026-08-20 00:40 639227824170728278
739 ms 152.70.110.247
2 2026-08-20 00:24 639227814865867570
1427 ms 152.70.110.247
1 2026-08-20 00:09 639227805445376839
498 ms 152.70.110.247