DNS response history for ns1.certainhost.com

ns1.certainhost.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 2026-08-19. For this date, NameServerHistory found 75 DNS check records, 75 successful responses, 0 failed responses, and 423 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.certainhost.com.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

423 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

198.23.54.254

Most recently resolved hosting IP on selected date

Successful Responses

75

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.certainhost.com

Showing DNS history for 2026-08-19 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 2026-08-19 23:59 639227805445376839
63 ms 198.23.54.254
74 2026-08-19 23:43 639227795899225951
155 ms 198.23.54.254
73 2026-08-19 23:27 639227786351762008
141 ms 198.23.54.254
72 2026-08-19 23:11 639227776640591733
6 ms 198.23.54.254
71 2026-08-19 22:55 639227767128841282
119 ms 198.23.54.254
70 2026-08-19 22:39 639227757477304711
81 ms 198.23.54.254
69 2026-08-19 22:23 639227747572098014
3 ms 198.23.54.254
68 2026-08-19 22:06 639227737588613113
61 ms 198.23.54.254
67 2026-08-19 21:14 639227706134603955
47 ms 198.23.54.254
66 2026-08-19 20:58 639227696589027396
60 ms 198.23.54.254
65 2026-08-19 20:42 639227687097707639
165 ms 198.23.54.254
64 2026-08-19 20:26 639227677474464487
2119 ms 198.23.54.254
63 2026-08-19 20:10 639227667767441118
18 ms 198.23.54.254
62 2026-08-19 19:53 639227657984833832
53 ms 198.23.54.254
61 2026-08-19 19:37 639227648079992640
87 ms 198.23.54.254
60 2026-08-19 19:21 639227638125048441
51 ms 198.23.54.254
59 2026-08-19 19:04 639227628211392142
29 ms 198.23.54.254
58 2026-08-19 18:47 639227618261696275
50 ms 198.23.54.254
57 2026-08-19 18:31 639227608366233645
98 ms 198.23.54.254
56 2026-08-19 18:14 639227598301787588
54 ms 198.23.54.254
55 2026-08-19 17:21 639227566241010716
94 ms 198.23.54.254
54 2026-08-19 17:04 639227556454538959
7 ms 198.23.54.254
53 2026-08-19 16:48 639227546640305542
117 ms 198.23.54.254
52 2026-08-19 16:32 639227536965466472
46 ms 198.23.54.254
51 2026-08-19 16:15 639227527048658280
2063 ms 198.23.54.254
50 2026-08-19 15:59 639227517386634438
3 ms 198.23.54.254
49 2026-08-19 15:43 639227507459551637
47 ms 198.23.54.254
48 2026-08-19 15:26 639227497515595277
2058 ms 198.23.54.254
47 2026-08-19 15:09 639227487441798036
73 ms 198.23.54.254
46 2026-08-19 14:53 639227477445551863
49 ms 198.23.54.254
45 2026-08-19 14:36 639227467297067891
71 ms 198.23.54.254
44 2026-08-19 14:19 639227457057795635
75 ms 198.23.54.254
43 2026-08-19 13:26 639227425244777397
38 ms 198.23.54.254
42 2026-08-19 13:09 639227415422116485
42 ms 198.23.54.254
41 2026-08-19 12:52 639227405307256053
41 ms 198.23.54.254
40 2026-08-19 12:36 639227395396602630
2034 ms 198.23.54.254
39 2026-08-19 12:19 639227385510363611
107 ms 198.23.54.254
38 2026-08-19 12:03 639227375508324850
69 ms 198.23.54.254
37 2026-08-19 11:46 639227365326611906
142 ms 198.23.54.254
36 2026-08-19 11:29 639227355360014208
76 ms 198.23.54.254
35 2026-08-19 11:12 639227345036782165
2048 ms 198.23.54.254
34 2026-08-19 10:55 639227334992964533
176 ms 198.23.54.254
33 2026-08-19 10:38 639227324986605572
91 ms 198.23.54.254
32 2026-08-19 10:22 639227314928414539
124 ms 198.23.54.254
31 2026-08-19 09:29 639227283029182134
131 ms 198.23.54.254
30 2026-08-19 09:12 639227273294779350
25 ms 198.23.54.254
29 2026-08-19 08:56 639227263525231313
1585 ms 198.23.54.254
28 2026-08-19 08:39 639227253578313363
73 ms 198.23.54.254
27 2026-08-19 08:23 639227243649973322
32 ms 198.23.54.254
26 2026-08-19 08:06 639227233581059317
123 ms 198.23.54.254
25 2026-08-19 07:50 639227223667352067
2155 ms 198.23.54.254
24 2026-08-19 07:33 639227213714837066
2078 ms 198.23.54.254
23 2026-08-19 07:16 639227203701208496
331 ms 198.23.54.254
22 2026-08-19 07:00 639227193643202179
66 ms 198.23.54.254
21 2026-08-19 06:43 639227183584431597
80 ms 198.23.54.254
20 2026-08-19 06:26 639227173347403088
2137 ms 198.23.54.254
19 2026-08-19 05:33 639227141523007601
63 ms 198.23.54.254
18 2026-08-19 05:17 639227131785931574
39 ms 198.23.54.254
17 2026-08-19 05:01 639227122176475389
85 ms 198.23.54.254
16 2026-08-19 04:44 639227112668934596
163 ms 198.23.54.254
15 2026-08-19 04:28 639227102773292788
48 ms 198.23.54.254
14 2026-08-19 04:12 639227093141136930
48 ms 198.23.54.254
13 2026-08-19 03:56 639227083449420147
209 ms 198.23.54.254
12 2026-08-19 03:40 639227073771748493
2076 ms 198.23.54.254
11 2026-08-19 03:23 639227063977347614
2040 ms 198.23.54.254
10 2026-08-19 03:07 639227054253519024
140 ms 198.23.54.254
9 2026-08-19 02:51 639227044381963886
76 ms 198.23.54.254
8 2026-08-19 02:34 639227034441085514
2036 ms 198.23.54.254
7 2026-08-19 01:42 639227003126489968
123 ms 198.23.54.254
6 2026-08-19 01:26 639226993456311614
47 ms 198.23.54.254
5 2026-08-19 01:10 639226983847312345
134 ms 198.23.54.254
4 2026-08-19 00:54 639226974357874853
59 ms 198.23.54.254
3 2026-08-19 00:38 639226964670484721
120 ms 198.23.54.254
2 2026-08-19 00:22 639226954857899696
91 ms 198.23.54.254
1 2026-08-19 00:05 639226945091603488
2141 ms 198.23.54.254