DNS response history for sdns64.ultradns.biz

sdns64.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 2026-08-27. For this date, NameServerHistory found 53 DNS check records, 53 successful responses, 0 failed responses, and 366 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 sdns64.ultradns.biz.
Records on Selected Date

53

Historical checks stored for this nameserver on selected date

Average Latency

366 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 17:29

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.142.64

Most recently resolved hosting IP on selected date

Successful Responses

53

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 sdns64.ultradns.biz

Showing DNS history for 2026-08-27 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
53 2026-08-27 17:29 639234484118025686
66 ms 156.154.142.64
52 2026-08-27 17:12 639234473946362077
2012 ms 156.154.142.64
51 2026-08-27 16:55 639234463759124388
2011 ms 156.154.142.64
50 2026-08-27 16:38 639234453500759178
14 ms 156.154.142.64
49 2026-08-27 16:20 639234442983541638
27 ms 156.154.142.64
48 2026-08-27 16:03 639234432404354562
16 ms 156.154.142.64
47 2026-08-27 15:08 639234399767719119
23 ms 156.154.142.64
46 2026-08-27 14:51 639234389460601485
152 ms 156.154.142.64
45 2026-08-27 14:34 639234379227178707
10 ms 156.154.142.64
44 2026-08-27 14:17 639234369065315214
9 ms 156.154.142.64
43 2026-08-27 14:00 639234358825501576
18 ms 156.154.142.64
42 2026-08-27 13:43 639234348572745268
24 ms 156.154.142.64
41 2026-08-27 13:26 639234338264503481
2033 ms 156.154.142.64
40 2026-08-27 13:08 639234327818741376
10 ms 156.154.142.64
39 2026-08-27 12:51 639234317475724313
29 ms 156.154.142.64
38 2026-08-27 12:34 639234307007468133
2013 ms 156.154.142.64
37 2026-08-27 12:16 639234296664302575
8 ms 156.154.142.64
36 2026-08-27 11:59 639234286253196126
12 ms 156.154.142.64
35 2026-08-27 11:05 639234253963286387
13 ms 156.154.142.64
34 2026-08-27 10:48 639234243654907465
47 ms 156.154.142.64
33 2026-08-27 10:31 639234233269654413
15 ms 156.154.142.64
32 2026-08-27 10:13 639234222943951923
12 ms 156.154.142.64
31 2026-08-27 09:56 639234212558002823
14 ms 156.154.142.64
30 2026-08-27 09:39 639234202117531850
23 ms 156.154.142.64
29 2026-08-27 09:21 639234191649612722
79 ms 156.154.142.64
28 2026-08-27 09:04 639234181105879568
2062 ms 156.154.142.64
27 2026-08-27 08:46 639234170713214496
12 ms 156.154.142.64
26 2026-08-27 08:29 639234160341037652
28 ms 156.154.142.64
25 2026-08-27 08:12 639234149799404224
36 ms 156.154.142.64
24 2026-08-27 07:55 639234139553286469
51 ms 156.154.142.64
23 2026-08-27 07:01 639234107183588293
2008 ms 156.154.142.64
22 2026-08-27 06:43 639234096905435724
9 ms 156.154.142.64
21 2026-08-27 06:26 639234086579410775
14 ms 156.154.142.64
20 2026-08-27 06:09 639234076291157956
12 ms 156.154.142.64
19 2026-08-27 05:52 639234065981939454
10 ms 156.154.142.64
18 2026-08-27 05:35 639234055548642997
2050 ms 156.154.142.64
17 2026-08-27 05:17 639234045267979603
10 ms 156.154.142.64
16 2026-08-27 05:00 639234034999717463
18 ms 156.154.142.64
15 2026-08-27 04:43 639234024739225358
14 ms 156.154.142.64
14 2026-08-27 04:26 639234014311170162
10 ms 156.154.142.64
13 2026-08-27 04:08 639234003806017640
2010 ms 156.154.142.64
12 2026-08-27 03:51 639233993356203030
16 ms 156.154.142.64
11 2026-08-27 02:58 639233961301716608
38 ms 156.154.142.64
10 2026-08-27 02:40 639233950834200647
83 ms 156.154.142.64
9 2026-08-27 02:23 639233940431849026
38 ms 156.154.142.64
8 2026-08-27 02:06 639233930110596398
10 ms 156.154.142.64
7 2026-08-27 01:48 639233919705434540
11 ms 156.154.142.64
6 2026-08-27 01:31 639233909452807845
9 ms 156.154.142.64
5 2026-08-27 01:14 639233899096420820
2071 ms 156.154.142.64
4 2026-08-27 00:57 639233888707824939
11 ms 156.154.142.64
3 2026-08-27 00:39 639233878461203802
10 ms 156.154.142.64
2 2026-08-27 00:22 639233868060868209
48 ms 156.154.142.64
1 2026-08-27 00:04 639233857450922991
12 ms 156.154.142.64