DNS response history for cerf.good1.com

cerf.good1.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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 73 successful responses, 2 failed responses, and 159 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 cerf.good1.com.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

159 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

193.200.101.227

Most recently resolved hosting IP on selected date

Successful Responses

73

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for cerf.good1.com

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 23:47 639231254406598736
39 ms 193.200.101.227
74 2026-08-23 23:31 639231244697865594
88 ms 193.200.101.227
73 2026-08-23 23:14 639231234893504693
4 ms 193.200.101.227
72 2026-08-23 22:58 639231225024549139
81 ms 193.200.101.227
71 2026-08-23 22:41 639231214931957622
6 ms 193.200.101.227
70 2026-08-23 22:25 639231204962010549
4 ms 193.200.101.227
69 2026-08-23 22:08 639231195170138463
2022 ms 193.200.101.227
68 2026-08-23 21:52 639231185235020577
39 ms 193.200.101.227
67 2026-08-23 21:36 639231175558690075
-
66 2026-08-23 21:19 639231165610444012
59 ms 193.200.101.227
65 2026-08-23 20:26 639231133806425363
32 ms 193.200.101.227
64 2026-08-23 20:10 639231124203758023
58 ms 193.200.101.227
63 2026-08-23 19:54 639231114428262706
72 ms 193.200.101.227
62 2026-08-23 19:37 639231104662480065
73 ms 193.200.101.227
61 2026-08-23 19:21 639231094840372018
96 ms 193.200.101.227
60 2026-08-23 19:05 639231085024583224
96 ms 193.200.101.227
59 2026-08-23 18:48 639231075257417427
3 ms 193.200.101.227
58 2026-08-23 18:32 639231065516009503
48 ms 193.200.101.227
57 2026-08-23 18:16 639231055805348837
2033 ms 193.200.101.227
56 2026-08-23 17:59 639231045980373765
56 ms 193.200.101.227
55 2026-08-23 17:43 639231035984577527
77 ms 193.200.101.227
54 2026-08-23 17:26 639231025928115303
63 ms 193.200.101.227
53 2026-08-23 16:33 639230994250157583
57 ms 193.200.101.227
52 2026-08-23 16:17 639230984476411369
26 ms 193.200.101.227
51 2026-08-23 16:01 639230974838373450
11 ms 193.200.101.227
50 2026-08-23 15:45 639230965244277645
29 ms 193.200.101.227
49 2026-08-23 15:29 639230955522101820
44 ms 193.200.101.227
48 2026-08-23 15:13 639230945754521603
42 ms 193.200.101.227
47 2026-08-23 14:56 639230935852040504
99 ms 193.200.101.227
46 2026-08-23 14:40 639230926222061048
65 ms 193.200.101.227
45 2026-08-23 14:24 639230916449726907
48 ms 193.200.101.227
44 2026-08-23 14:07 639230906595053086
96 ms 193.200.101.227
43 2026-08-23 13:51 639230896680429441
84 ms 193.200.101.227
42 2026-08-23 13:34 639230886630210965
63 ms 193.200.101.227
41 2026-08-23 12:42 639230855430405719
51 ms 193.200.101.227
40 2026-08-23 12:26 639230845707499136
51 ms 193.200.101.227
39 2026-08-23 12:10 639230836186805419
3 ms 193.200.101.227
38 2026-08-23 11:54 639230826493828316
31 ms 193.200.101.227
37 2026-08-23 11:38 639230816817882996
68 ms 193.200.101.227
36 2026-08-23 11:21 639230806933854189
52 ms 193.200.101.227
35 2026-08-23 11:05 639230797120243854
6 ms 193.200.101.227
34 2026-08-23 10:48 639230787310272840
74 ms 193.200.101.227
33 2026-08-23 10:32 639230777600173142
99 ms 193.200.101.227
32 2026-08-23 10:16 639230767665024593
67 ms 193.200.101.227
31 2026-08-23 09:59 639230757720962293
52 ms 193.200.101.227
30 2026-08-23 09:42 639230747722189784
53 ms 193.200.101.227
29 2026-08-23 08:50 639230716313923480
90 ms 193.200.101.227
28 2026-08-23 08:34 639230706813835990
134 ms 193.200.101.227
27 2026-08-23 08:18 639230696871062203
38 ms 193.200.101.227
26 2026-08-23 08:02 639230687142781616
29 ms 193.200.101.227
25 2026-08-23 07:45 639230677432142227
-
24 2026-08-23 07:29 639230667686258061
10 ms 193.200.101.227
23 2026-08-23 07:13 639230658039243685
63 ms 193.200.101.227
22 2026-08-23 06:57 639230648468473803
2042 ms 193.200.101.227
21 2026-08-23 06:41 639230638829658294
46 ms 193.200.101.227
20 2026-08-23 06:25 639230629247017617
7 ms 193.200.101.227
19 2026-08-23 06:09 639230619625318239
30 ms 193.200.101.227
18 2026-08-23 05:52 639230609697630264
50 ms 193.200.101.227
17 2026-08-23 05:01 639230578570131864
63 ms 193.200.101.227
16 2026-08-23 04:45 639230568958963168
2053 ms 193.200.101.227
15 2026-08-23 04:28 639230559287611211
27 ms 193.200.101.227
14 2026-08-23 04:12 639230549524312030
46 ms 193.200.101.227
13 2026-08-23 03:56 639230539739801669
42 ms 193.200.101.227
12 2026-08-23 03:40 639230530084069375
35 ms 193.200.101.227
11 2026-08-23 03:24 639230520362691441
35 ms 193.200.101.227
10 2026-08-23 03:07 639230510677194518
6 ms 193.200.101.227
9 2026-08-23 02:51 639230501156002646
5 ms 193.200.101.227
8 2026-08-23 02:35 639230491502198541
4 ms 193.200.101.227
7 2026-08-23 02:19 639230481860318494
60 ms 193.200.101.227
6 2026-08-23 02:03 639230471893008575
81 ms 193.200.101.227
5 2026-08-23 01:10 639230440030877421
47 ms 193.200.101.227
4 2026-08-23 00:54 639230430479725508
50 ms 193.200.101.227
3 2026-08-23 00:38 639230420875160219
70 ms 193.200.101.227
2 2026-08-23 00:22 639230411240692575
31 ms 193.200.101.227
1 2026-08-23 00:06 639230401550806607
75 ms 193.200.101.227