DNS response history for sdns16.ultradns.biz

sdns16.ultradns.biz 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 2026-08-29. For this date, NameServerHistory found 33 DNS check records, 33 successful responses, 0 failed responses, and 28 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 sdns16.ultradns.biz.
Records on Selected Date

33

Historical checks stored for this nameserver on selected date

Average Latency

28 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-29 11:33

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.142.16

Most recently resolved hosting IP on selected date

Successful Responses

33

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 sdns16.ultradns.biz

Showing DNS history for 2026-08-29 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
33 2026-08-29 11:33 639235997602806960
13 ms 156.154.142.16
32 2026-08-29 11:16 639235987487833458
27 ms 156.154.142.16
31 2026-08-29 10:59 639235977211002296
21 ms 156.154.142.16
30 2026-08-29 10:41 639235966864596836
25 ms 156.154.142.16
29 2026-08-29 10:24 639235956590882003
21 ms 156.154.142.16
28 2026-08-29 09:31 639235924465736791
35 ms 156.154.142.16
27 2026-08-29 09:14 639235914430611197
28 ms 156.154.142.16
26 2026-08-29 08:57 639235904343784853
4 ms 156.154.142.16
25 2026-08-29 08:40 639235894201078068
10 ms 156.154.142.16
24 2026-08-29 08:24 639235884233447452
32 ms 156.154.142.16
23 2026-08-29 08:07 639235874142207309
23 ms 156.154.142.16
22 2026-08-29 07:50 639235863974652466
17 ms 156.154.142.16
21 2026-08-29 07:33 639235853716243436
29 ms 156.154.142.16
20 2026-08-29 07:16 639235843614494759
7 ms 156.154.142.16
19 2026-08-29 06:59 639235833401459551
10 ms 156.154.142.16
18 2026-08-29 06:42 639235823220464528
3 ms 156.154.142.16
17 2026-08-29 06:25 639235812997510905
17 ms 156.154.142.16
16 2026-08-29 05:32 639235781101962521
29 ms 156.154.142.16
15 2026-08-29 05:15 639235771207673260
23 ms 156.154.142.16
14 2026-08-29 04:59 639235761047429642
8 ms 156.154.142.16
13 2026-08-29 04:42 639235750964347246
9 ms 156.154.142.16
12 2026-08-29 04:25 639235740923490874
46 ms 156.154.142.16
11 2026-08-29 04:08 639235730842894399
31 ms 156.154.142.16
10 2026-08-29 03:51 639235720760084717
22 ms 156.154.142.16
9 2026-08-29 03:35 639235710843666743
13 ms 156.154.142.16
8 2026-08-29 03:18 639235700733510561
34 ms 156.154.142.16
7 2026-08-29 03:01 639235690509906192
278 ms 156.154.142.16
6 2026-08-29 02:44 639235680156673501
22 ms 156.154.142.16
5 2026-08-29 02:26 639235669720606443
10 ms 156.154.142.16
4 2026-08-29 01:33 639235637451417084
32 ms 156.154.142.16
3 2026-08-29 01:16 639235627307383453
17 ms 156.154.142.16
2 2026-08-29 00:58 639235616906386856
25 ms 156.154.142.16
1 2026-08-29 00:41 639235606582912691
15 ms 156.154.142.16