DNS response history for sf-net.org

sf-net.org 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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 370 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 sf-net.org.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

370 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.77.37.32

Most recently resolved hosting IP on selected date

Successful Responses

74

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for sf-net.org

Showing DNS history for 2026-08-23 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
75 2026-08-23 23:50 639231254406598736
3 ms 51.77.37.32
74 2026-08-23 23:34 639231244697865594
153 ms 51.77.37.32
73 2026-08-23 23:18 639231234893504693
2008 ms 51.77.37.32
72 2026-08-23 23:01 639231225024549139
11 ms 51.77.37.32
71 2026-08-23 22:45 639231214931957622
7 ms 51.77.37.32
70 2026-08-23 22:28 639231204962010549
59 ms 51.77.37.32
69 2026-08-23 22:12 639231195170138463
216 ms 51.77.37.32
68 2026-08-23 21:55 639231185235020577
-
67 2026-08-23 21:39 639231175558690075
2 ms 51.77.37.32
66 2026-08-23 21:22 639231165610444012
193 ms 51.77.37.32
65 2026-08-23 20:29 639231133806425363
95 ms 51.77.37.32
64 2026-08-23 20:13 639231124203758023
6 ms 51.77.37.32
63 2026-08-23 19:57 639231114428262706
67 ms 51.77.37.32
62 2026-08-23 19:41 639231104662480065
82 ms 51.77.37.32
61 2026-08-23 19:25 639231094840372018
152 ms 51.77.37.32
60 2026-08-23 19:08 639231085024583224
2202 ms 51.77.37.32
59 2026-08-23 18:52 639231075257417427
6 ms 51.77.37.32
58 2026-08-23 18:36 639231065516009503
5 ms 51.77.37.32
57 2026-08-23 18:19 639231055805348837
133 ms 51.77.37.32
56 2026-08-23 18:03 639231045980373765
3 ms 51.77.37.32
55 2026-08-23 17:46 639231035984577527
21 ms 51.77.37.32
54 2026-08-23 17:30 639231025928115303
81 ms 51.77.37.32
53 2026-08-23 16:37 639230994250157583
5 ms 51.77.37.32
52 2026-08-23 16:21 639230984476411369
93 ms 51.77.37.32
51 2026-08-23 16:04 639230974838373450
2617 ms 51.77.37.32
50 2026-08-23 15:48 639230965244277645
19 ms 51.77.37.32
49 2026-08-23 15:32 639230955522101820
3 ms 51.77.37.32
48 2026-08-23 15:16 639230945754521603
194 ms 51.77.37.32
47 2026-08-23 15:00 639230935852040504
174 ms 51.77.37.32
46 2026-08-23 14:43 639230926222061048
33 ms 51.77.37.32
45 2026-08-23 14:27 639230916449726907
2082 ms 51.77.37.32
44 2026-08-23 14:11 639230906595053086
365 ms 51.77.37.32
43 2026-08-23 13:54 639230896680429441
161 ms 51.77.37.32
42 2026-08-23 13:37 639230886630210965
221 ms 51.77.37.32
41 2026-08-23 12:46 639230855430405719
2070 ms 51.77.37.32
40 2026-08-23 12:29 639230845707499136
30 ms 51.77.37.32
39 2026-08-23 12:13 639230836186805419
17 ms 51.77.37.32
38 2026-08-23 11:57 639230826493828316
113 ms 51.77.37.32
37 2026-08-23 11:41 639230816817882996
163 ms 51.77.37.32
36 2026-08-23 11:25 639230806933854189
7 ms 51.77.37.32
35 2026-08-23 11:08 639230797120243854
112 ms 51.77.37.32
34 2026-08-23 10:52 639230787310272840
87 ms 51.77.37.32
33 2026-08-23 10:36 639230777600173142
227 ms 51.77.37.32
32 2026-08-23 10:19 639230767665024593
140 ms 51.77.37.32
31 2026-08-23 10:03 639230757720962293
102 ms 51.77.37.32
30 2026-08-23 09:46 639230747722189784
199 ms 51.77.37.32
29 2026-08-23 08:54 639230716313923480
7 ms 51.77.37.32
28 2026-08-23 08:38 639230706813835990
4 ms 51.77.37.32
27 2026-08-23 08:21 639230696871062203
106 ms 51.77.37.32
26 2026-08-23 08:05 639230687142781616
150 ms 51.77.37.32
25 2026-08-23 07:49 639230677432142227
15 ms 51.77.37.32
24 2026-08-23 07:33 639230667686258061
65 ms 51.77.37.32
23 2026-08-23 07:17 639230658039243685
2011 ms 51.77.37.32
22 2026-08-23 07:00 639230648468473803
118 ms 51.77.37.32
21 2026-08-23 06:44 639230638829658294
2079 ms 51.77.37.32
20 2026-08-23 06:28 639230629247017617
192 ms 51.77.37.32
19 2026-08-23 06:12 639230619625318239
2198 ms 51.77.37.32
18 2026-08-23 05:56 639230609697630264
72 ms 51.77.37.32
17 2026-08-23 05:04 639230578570131864
143 ms 51.77.37.32
16 2026-08-23 04:48 639230568958963168
3 ms 51.77.37.32
15 2026-08-23 04:32 639230559287611211
3 ms 51.77.37.32
14 2026-08-23 04:16 639230549524312030
50 ms 51.77.37.32
13 2026-08-23 03:59 639230539739801669
2077 ms 51.77.37.32
12 2026-08-23 03:43 639230530084069375
6 ms 51.77.37.32
11 2026-08-23 03:27 639230520362691441
4 ms 51.77.37.32
10 2026-08-23 03:11 639230510677194518
4 ms 51.77.37.32
9 2026-08-23 02:55 639230501156002646
2011 ms 51.77.37.32
8 2026-08-23 02:39 639230491502198541
307 ms 51.77.37.32
7 2026-08-23 02:23 639230481860318494
30 ms 51.77.37.32
6 2026-08-23 02:06 639230471893008575
181 ms 51.77.37.32
5 2026-08-23 01:13 639230440030877421
217 ms 51.77.37.32
4 2026-08-23 00:57 639230430479725508
215 ms 51.77.37.32
3 2026-08-23 00:41 639230420875160219
203 ms 51.77.37.32
2 2026-08-23 00:25 639230411240692575
15 ms 51.77.37.32
1 2026-08-23 00:09 639230401550806607
127 ms 51.77.37.32