DNS response history for udns2.salesforce.com

udns2.salesforce.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 2026-08-25. For this date, NameServerHistory found 69 DNS check records, 69 successful responses, 0 failed responses, and 163 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 udns2.salesforce.com.
Records on Selected Date

69

Historical checks stored for this nameserver on selected date

Average Latency

163 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 23:51

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.101.8

Most recently resolved hosting IP on selected date

Successful Responses

69

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 udns2.salesforce.com

Showing DNS history for 2026-08-25 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
69 2026-08-25 23:51 639232985300872416
16 ms 156.154.101.8
68 2026-08-25 23:34 639232974980190573
13 ms 156.154.101.8
67 2026-08-25 23:17 639232964577050707
87 ms 156.154.101.8
66 2026-08-25 22:23 639232932163142799
4 ms 156.154.101.8
65 2026-08-25 22:05 639232921673215474
12 ms 156.154.101.8
64 2026-08-25 21:48 639232911234504639
35 ms 156.154.101.8
63 2026-08-25 21:30 639232900747078453
47 ms 156.154.101.8
62 2026-08-25 21:13 639232890389222534
10 ms 156.154.101.8
61 2026-08-25 20:56 639232880143390843
5 ms 156.154.101.8
60 2026-08-25 20:39 639232869755024069
7 ms 156.154.101.8
59 2026-08-25 20:21 639232859355940346
35 ms 156.154.101.8
58 2026-08-25 20:04 639232848992244953
4 ms 156.154.101.8
57 2026-08-25 19:47 639232838596478500
10 ms 156.154.101.8
56 2026-08-25 19:29 639232828175327683
7 ms 156.154.101.8
55 2026-08-25 19:12 639232817798330473
13 ms 156.154.101.8
54 2026-08-25 18:18 639232785462407552
10 ms 156.154.101.8
53 2026-08-25 18:01 639232775177487032
2007 ms 156.154.101.8
52 2026-08-25 17:44 639232764991087115
8 ms 156.154.101.8
51 2026-08-25 17:27 639232754842971478
28 ms 156.154.101.8
50 2026-08-25 17:10 639232744455159107
21 ms 156.154.101.8
49 2026-08-25 16:53 639232734145178231
2019 ms 156.154.101.8
48 2026-08-25 16:35 639232723827874402
4 ms 156.154.101.8
47 2026-08-25 16:18 639232713533011892
37 ms 156.154.101.8
46 2026-08-25 16:01 639232703065318207
3 ms 156.154.101.8
45 2026-08-25 15:43 639232692629559470
30 ms 156.154.101.8
44 2026-08-25 15:26 639232682238836475
8 ms 156.154.101.8
43 2026-08-25 15:09 639232671787004306
34 ms 156.154.101.8
42 2026-08-25 14:14 639232638994329666
12 ms 156.154.101.8
41 2026-08-25 13:57 639232628614783237
21 ms 156.154.101.8
40 2026-08-25 13:40 639232618360728578
7 ms 156.154.101.8
39 2026-08-25 13:22 639232608016476376
42 ms 156.154.101.8
38 2026-08-25 13:05 639232597643611557
3 ms 156.154.101.8
37 2026-08-25 12:48 639232587225721862
41 ms 156.154.101.8
36 2026-08-25 12:30 639232576780683689
14 ms 156.154.101.8
35 2026-08-25 12:13 639232566381512620
8 ms 156.154.101.8
34 2026-08-25 11:56 639232556111768563
74 ms 156.154.101.8
33 2026-08-25 11:39 639232545839529039
20 ms 156.154.101.8
32 2026-08-25 11:21 639232535349285207
8 ms 156.154.101.8
31 2026-08-25 11:04 639232524938080723
3 ms 156.154.101.8
30 2026-08-25 10:10 639232492740373468
5 ms 156.154.101.8
29 2026-08-25 09:53 639232482235303141
2017 ms 156.154.101.8
28 2026-08-25 09:35 639232471861770303
45 ms 156.154.101.8
27 2026-08-25 09:18 639232461630217327
6 ms 156.154.101.8
26 2026-08-25 09:01 639232451282965990
19 ms 156.154.101.8
25 2026-08-25 08:44 639232440814614938
42 ms 156.154.101.8
24 2026-08-25 08:26 639232430410720425
7 ms 156.154.101.8
23 2026-08-25 08:09 639232420003096185
7 ms 156.154.101.8
22 2026-08-25 07:52 639232409467287444
56 ms 156.154.101.8
21 2026-08-25 07:34 639232399077195997
7 ms 156.154.101.8
20 2026-08-25 07:17 639232388731528337
39 ms 156.154.101.8
19 2026-08-25 07:00 639232378288598612
10 ms 156.154.101.8
18 2026-08-25 06:06 639232346196373643
44 ms 156.154.101.8
17 2026-08-25 05:49 639232336112370741
8 ms 156.154.101.8
16 2026-08-25 05:33 639232326146508970
11 ms 156.154.101.8
15 2026-08-25 05:16 639232316189381720
4 ms 156.154.101.8
14 2026-08-25 04:59 639232306217998913
3 ms 156.154.101.8
13 2026-08-25 04:43 639232296255744174
8 ms 156.154.101.8
12 2026-08-25 04:26 639232286095760789
6 ms 156.154.101.8
11 2026-08-25 04:09 639232276086186273
2014 ms 156.154.101.8
10 2026-08-25 03:52 639232265900986425
7 ms 156.154.101.8
9 2026-08-25 03:35 639232255723518075
32 ms 156.154.101.8
8 2026-08-25 03:18 639232245484452890
3 ms 156.154.101.8
7 2026-08-25 03:01 639232235157175331
2 ms 156.154.101.8
6 2026-08-25 02:08 639232203197189095
5 ms 156.154.101.8
5 2026-08-25 01:50 639232192844564298
2018 ms 156.154.101.8
4 2026-08-25 01:33 639232182496008942
3 ms 156.154.101.8
3 2026-08-25 01:16 639232172197053132
2 ms 156.154.101.8
2 2026-08-25 00:23 639232140250307418
6 ms 156.154.101.8
1 2026-08-25 00:06 639232129927860324
11 ms 156.154.101.8