DNS response history for ns2.caltechlabs.com

ns2.caltechlabs.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 2026-08-24. For this date, NameServerHistory found 53 DNS check records, 53 successful responses, 0 failed responses, and 355 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 ns2.caltechlabs.com.
Records on Selected Date

53

Historical checks stored for this nameserver on selected date

Average Latency

355 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 22:30

All timestamps shown in UTC

Latest Resolved IP on Selected Date

72.167.38.143

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 ns2.caltechlabs.com

Showing DNS history for 2026-08-24 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 2026-08-24 22:30 639232067340513033
214 ms 72.167.38.143
52 2026-08-24 22:13 639232057157944387
344 ms 72.167.38.143
51 2026-08-24 21:56 639232046895282144
351 ms 72.167.38.143
50 2026-08-24 21:02 639232014356623395
341 ms 72.167.38.143
49 2026-08-24 20:45 639232004177831322
342 ms 72.167.38.143
48 2026-08-24 20:28 639231993997863976
344 ms 72.167.38.143
47 2026-08-24 20:11 639231983967363696
342 ms 72.167.38.143
46 2026-08-24 19:18 639231952257842845
349 ms 72.167.38.143
45 2026-08-24 19:01 639231942277816756
2008 ms 72.167.38.143
44 2026-08-24 18:45 639231932094180724
344 ms 72.167.38.143
43 2026-08-24 18:28 639231922041034838
402 ms 72.167.38.143
42 2026-08-24 17:35 639231890488117536
350 ms 72.167.38.143
41 2026-08-24 17:18 639231880574255543
243 ms 72.167.38.143
40 2026-08-24 17:02 639231870418029045
169 ms 72.167.38.143
39 2026-08-24 16:45 639231860258429562
355 ms 72.167.38.143
38 2026-08-24 15:51 639231828211839931
339 ms 72.167.38.143
37 2026-08-24 15:35 639231818080917481
355 ms 72.167.38.143
36 2026-08-24 15:17 639231807961539652
338 ms 72.167.38.143
35 2026-08-24 15:01 639231797631669865
33 ms 72.167.38.143
34 2026-08-24 14:07 639231765923559455
2235 ms 72.167.38.143
33 2026-08-24 13:51 639231755868832964
158 ms 72.167.38.143
32 2026-08-24 13:34 639231745628278877
343 ms 72.167.38.143
31 2026-08-24 13:16 639231735407682062
4 ms 72.167.38.143
30 2026-08-24 12:24 639231703815441688
237 ms 72.167.38.143
29 2026-08-24 12:07 639231693747052549
4 ms 72.167.38.143
28 2026-08-24 11:50 639231683712487276
341 ms 72.167.38.143
27 2026-08-24 11:33 639231673513573868
4 ms 72.167.38.143
26 2026-08-24 10:40 639231641791249939
6 ms 72.167.38.143
25 2026-08-24 10:24 639231631866211033
4 ms 72.167.38.143
24 2026-08-24 10:07 639231621644955316
4 ms 72.167.38.143
23 2026-08-24 09:50 639231611478799259
3 ms 72.167.38.143
22 2026-08-24 08:57 639231579923718211
340 ms 72.167.38.143
21 2026-08-24 08:41 639231569810702936
340 ms 72.167.38.143
20 2026-08-24 08:24 639231559762411619
190 ms 72.167.38.143
19 2026-08-24 08:07 639231549663595407
362 ms 72.167.38.143
18 2026-08-24 07:14 639231518076817246
374 ms 72.167.38.143
17 2026-08-24 06:58 639231508078650885
232 ms 72.167.38.143
16 2026-08-24 06:41 639231498210697093
347 ms 72.167.38.143
15 2026-08-24 06:25 639231488109699360
156 ms 72.167.38.143
14 2026-08-24 05:32 639231456772510692
2158 ms 72.167.38.143
13 2026-08-24 05:16 639231447084631185
10 ms 72.167.38.143
12 2026-08-24 04:59 639231437208519473
171 ms 72.167.38.143
11 2026-08-24 04:43 639231427209627490
3 ms 72.167.38.143
10 2026-08-24 03:50 639231395791246644
163 ms 72.167.38.143
9 2026-08-24 03:34 639231386075551458
337 ms 72.167.38.143
8 2026-08-24 03:18 639231376208713791
195 ms 72.167.38.143
7 2026-08-24 03:01 639231366170589276
2214 ms 72.167.38.143
6 2026-08-24 02:09 639231334732159368
167 ms 72.167.38.143
5 2026-08-24 01:52 639231325035670078
4 ms 72.167.38.143
4 2026-08-24 01:36 639231315132253837
161 ms 72.167.38.143
3 2026-08-24 01:19 639231305014280808
3 ms 72.167.38.143
2 2026-08-24 00:27 639231273779380675
4 ms 72.167.38.143
1 2026-08-24 00:11 639231264180839154
2 ms 72.167.38.143