DNS response history for ns1.sf-institute.com

ns1.sf-institute.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 39 DNS check records, 39 successful responses, 0 failed responses, and 148 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 ns1.sf-institute.com.
Records on Selected Date

39

Historical checks stored for this nameserver on selected date

Average Latency

148 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 16:43

All timestamps shown in UTC

Latest Resolved IP on Selected Date

129.121.124.117

Most recently resolved hosting IP on selected date

Successful Responses

39

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 ns1.sf-institute.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
39 2026-08-24 16:43 639231860258429562
200 ms 129.121.124.117
38 2026-08-24 15:50 639231828211839931
213 ms 129.121.124.117
37 2026-08-24 15:33 639231818080917481
233 ms 129.121.124.117
36 2026-08-24 15:16 639231807961539652
200 ms 129.121.124.117
35 2026-08-24 14:59 639231797631669865
200 ms 129.121.124.117
34 2026-08-24 14:06 639231765923559455
219 ms 129.121.124.117
33 2026-08-24 13:49 639231755868832964
203 ms 129.121.124.117
32 2026-08-24 13:32 639231745628278877
205 ms 129.121.124.117
31 2026-08-24 13:15 639231735407682062
206 ms 129.121.124.117
30 2026-08-24 12:22 639231703815441688
121 ms 129.121.124.117
29 2026-08-24 12:05 639231693747052549
218 ms 129.121.124.117
28 2026-08-24 11:49 639231683712487276
251 ms 129.121.124.117
27 2026-08-24 11:32 639231673513573868
29 ms 129.121.124.117
26 2026-08-24 10:39 639231641791249939
49 ms 129.121.124.117
25 2026-08-24 10:22 639231631866211033
118 ms 129.121.124.117
24 2026-08-24 10:05 639231621644955316
214 ms 129.121.124.117
23 2026-08-24 09:48 639231611478799259
68 ms 129.121.124.117
22 2026-08-24 08:56 639231579923718211
177 ms 129.121.124.117
21 2026-08-24 08:39 639231569810702936
245 ms 129.121.124.117
20 2026-08-24 08:22 639231559762411619
259 ms 129.121.124.117
19 2026-08-24 08:05 639231549663595407
14 ms 129.121.124.117
18 2026-08-24 07:13 639231518076817246
291 ms 129.121.124.117
17 2026-08-24 06:56 639231508078650885
121 ms 129.121.124.117
16 2026-08-24 06:40 639231498210697093
103 ms 129.121.124.117
15 2026-08-24 06:23 639231488109699360
54 ms 129.121.124.117
14 2026-08-24 05:31 639231456772510692
236 ms 129.121.124.117
13 2026-08-24 05:14 639231447084631185
70 ms 129.121.124.117
12 2026-08-24 04:58 639231437208519473
46 ms 129.121.124.117
11 2026-08-24 04:41 639231427209627490
279 ms 129.121.124.117
10 2026-08-24 03:49 639231395791246644
22 ms 129.121.124.117
9 2026-08-24 03:33 639231386075551458
7 ms 129.121.124.117
8 2026-08-24 03:16 639231376208713791
69 ms 129.121.124.117
7 2026-08-24 03:00 639231366170589276
74 ms 129.121.124.117
6 2026-08-24 02:07 639231334732159368
219 ms 129.121.124.117
5 2026-08-24 01:51 639231325035670078
234 ms 129.121.124.117
4 2026-08-24 01:34 639231315132253837
9 ms 129.121.124.117
3 2026-08-24 01:18 639231305014280808
213 ms 129.121.124.117
2 2026-08-24 00:25 639231273779380675
56 ms 129.121.124.117
1 2026-08-24 00:10 639231264180839154
12 ms 129.121.124.117