DNS response history for cl1.sfndns.com

cl1.sfndns.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 2026-08-27. For this date, NameServerHistory found 84 DNS check records, 84 successful responses, 0 failed responses, and 231 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 cl1.sfndns.com.
Records on Selected Date

84

Historical checks stored for this nameserver on selected date

Average Latency

231 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 06:26

All timestamps shown in UTC

Latest Resolved IP on Selected Date

58.205.196.4

Most recently resolved hosting IP on selected date

Successful Responses

84

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 cl1.sfndns.com

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
84 2026-08-27 06:26 639234086579410775
28 ms 58.205.196.4
83 2026-08-27 06:26 639234086579410775
28 ms 47.83.147.206
82 2026-08-27 06:26 639234086579410775
28 ms 47.108.213.108
81 2026-08-27 06:26 639234086579410775
28 ms 103.21.140.3
80 2026-08-27 06:09 639234076291157956
18 ms 103.21.140.3
79 2026-08-27 06:09 639234076291157956
18 ms 47.83.147.206
78 2026-08-27 06:09 639234076291157956
18 ms 47.108.213.108
77 2026-08-27 06:09 639234076291157956
18 ms 58.205.196.4
76 2026-08-27 05:52 639234065981939454
24 ms 47.83.147.206
75 2026-08-27 05:52 639234065981939454
24 ms 103.21.140.3
74 2026-08-27 05:52 639234065981939454
24 ms 47.108.213.108
73 2026-08-27 05:52 639234065981939454
24 ms 58.205.196.4
72 2026-08-27 05:34 639234055548642997
35 ms 47.83.147.206
71 2026-08-27 05:34 639234055548642997
35 ms 103.21.140.3
70 2026-08-27 05:34 639234055548642997
35 ms 47.108.213.108
69 2026-08-27 05:34 639234055548642997
35 ms 58.205.196.4
68 2026-08-27 05:17 639234045267979603
20 ms 58.205.196.4
67 2026-08-27 05:17 639234045267979603
20 ms 103.21.140.3
66 2026-08-27 05:17 639234045267979603
20 ms 47.83.147.206
65 2026-08-27 05:17 639234045267979603
20 ms 47.108.213.108
64 2026-08-27 05:00 639234034999717463
269 ms 58.205.196.4
63 2026-08-27 05:00 639234034999717463
269 ms 47.108.213.108
62 2026-08-27 05:00 639234034999717463
269 ms 47.83.147.206
61 2026-08-27 05:00 639234034999717463
269 ms 103.21.140.3
60 2026-08-27 04:43 639234024739225358
3017 ms 103.21.140.3
59 2026-08-27 04:43 639234024739225358
3017 ms 47.108.213.108
58 2026-08-27 04:43 639234024739225358
3017 ms 47.83.147.206
57 2026-08-27 04:43 639234024739225358
3017 ms 58.205.196.4
56 2026-08-27 04:26 639234014311170162
34 ms 58.205.196.4
55 2026-08-27 04:26 639234014311170162
34 ms 47.83.147.206
54 2026-08-27 04:26 639234014311170162
34 ms 47.108.213.108
53 2026-08-27 04:26 639234014311170162
34 ms 103.21.140.3
52 2026-08-27 04:08 639234003806017640
27 ms 103.21.140.3
51 2026-08-27 04:08 639234003806017640
27 ms 58.205.196.4
50 2026-08-27 04:08 639234003806017640
27 ms 47.108.213.108
49 2026-08-27 04:08 639234003806017640
27 ms 47.83.147.206
48 2026-08-27 03:51 639233993356203030
17 ms 103.21.140.3
47 2026-08-27 03:51 639233993356203030
17 ms 47.83.147.206
46 2026-08-27 03:51 639233993356203030
17 ms 47.108.213.108
45 2026-08-27 03:51 639233993356203030
17 ms 58.205.196.4
44 2026-08-27 02:57 639233961301716608
49 ms 47.108.213.108
43 2026-08-27 02:57 639233961301716608
49 ms 58.205.196.4
42 2026-08-27 02:57 639233961301716608
49 ms 103.21.140.3
41 2026-08-27 02:57 639233961301716608
49 ms 47.83.147.206
40 2026-08-27 02:40 639233950834200647
32 ms 47.83.147.206
39 2026-08-27 02:40 639233950834200647
32 ms 103.21.140.3
38 2026-08-27 02:40 639233950834200647
32 ms 47.108.213.108
37 2026-08-27 02:40 639233950834200647
32 ms 58.205.196.4
36 2026-08-27 02:22 639233940431849026
43 ms 47.83.147.206
35 2026-08-27 02:22 639233940431849026
43 ms 103.21.140.3
34 2026-08-27 02:22 639233940431849026
43 ms 47.108.213.108
33 2026-08-27 02:22 639233940431849026
43 ms 58.205.196.4
32 2026-08-27 02:05 639233930110596398
20 ms 47.83.147.206
31 2026-08-27 02:05 639233930110596398
20 ms 103.21.140.3
30 2026-08-27 02:05 639233930110596398
20 ms 47.108.213.108
29 2026-08-27 02:05 639233930110596398
20 ms 58.205.196.4
28 2026-08-27 01:48 639233919705434540
565 ms 103.21.140.3
27 2026-08-27 01:48 639233919705434540
565 ms 47.83.147.206
26 2026-08-27 01:48 639233919705434540
565 ms 47.108.213.108
25 2026-08-27 01:48 639233919705434540
565 ms 58.205.196.4
24 2026-08-27 01:31 639233909452807845
30 ms 58.205.196.4
23 2026-08-27 01:31 639233909452807845
30 ms 47.108.213.108
22 2026-08-27 01:31 639233909452807845
30 ms 47.83.147.206
21 2026-08-27 01:31 639233909452807845
30 ms 103.21.140.3
20 2026-08-27 01:14 639233899096420820
19 ms 47.108.213.108
19 2026-08-27 01:14 639233899096420820
19 ms 47.83.147.206
18 2026-08-27 01:14 639233899096420820
19 ms 103.21.140.3
17 2026-08-27 01:14 639233899096420820
19 ms 58.205.196.4
16 2026-08-27 00:56 639233888707824939
10 ms 47.108.213.108
15 2026-08-27 00:56 639233888707824939
10 ms 47.83.147.206
14 2026-08-27 00:56 639233888707824939
10 ms 103.21.140.3
13 2026-08-27 00:56 639233888707824939
10 ms 58.205.196.4
12 2026-08-27 00:39 639233878461203802
18 ms 47.108.213.108
11 2026-08-27 00:39 639233878461203802
18 ms 58.205.196.4
10 2026-08-27 00:39 639233878461203802
18 ms 103.21.140.3
9 2026-08-27 00:39 639233878461203802
18 ms 47.83.147.206
8 2026-08-27 00:22 639233868060868209
301 ms 103.21.140.3
7 2026-08-27 00:22 639233868060868209
301 ms 58.205.196.4
6 2026-08-27 00:22 639233868060868209
301 ms 47.108.213.108
5 2026-08-27 00:22 639233868060868209
301 ms 47.83.147.206
4 2026-08-27 00:04 639233857450922991
281 ms 47.83.147.206
3 2026-08-27 00:04 639233857450922991
281 ms 47.108.213.108
2 2026-08-27 00:04 639233857450922991
281 ms 58.205.196.4
1 2026-08-27 00:04 639233857450922991
281 ms 103.21.140.3