DNS response history for ns1.expressionpub.com

ns1.expressionpub.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 2026-08-15. For this date, NameServerHistory found 76 DNS check records, 76 successful responses, 0 failed responses, and 304 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.expressionpub.com.
Records on Selected Date

76

Historical checks stored for this nameserver on selected date

Average Latency

304 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

173.209.57.21

Most recently resolved hosting IP on selected date

Successful Responses

76

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.expressionpub.com

Showing DNS history for 2026-08-15 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
76 2026-08-15 23:47 639224338276675277
245 ms 173.209.57.21
75 2026-08-15 22:55 639224306594546649
223 ms 173.209.57.21
74 2026-08-15 22:39 639224297145423303
228 ms 173.209.57.21
73 2026-08-15 22:23 639224287678238833
230 ms 173.209.57.21
72 2026-08-15 22:08 639224278490872828
220 ms 173.209.57.21
71 2026-08-15 21:52 639224269149307826
227 ms 173.209.57.21
70 2026-08-15 21:37 639224259868597616
5 ms 173.209.57.21
69 2026-08-15 21:21 639224250518642175
2005 ms 173.209.57.21
68 2026-08-15 21:06 639224241064772383
237 ms 173.209.57.21
67 2026-08-15 20:50 639224231691099605
128 ms 173.209.57.21
66 2026-08-15 20:35 639224222468168159
247 ms 173.209.57.21
65 2026-08-15 20:19 639224213173899635
241 ms 173.209.57.21
64 2026-08-15 20:04 639224203914451783
237 ms 173.209.57.21
63 2026-08-15 19:11 639224172202542163
106 ms 173.209.57.21
62 2026-08-15 18:56 639224163338654093
233 ms 173.209.57.21
61 2026-08-15 18:41 639224154287995374
2156 ms 173.209.57.21
60 2026-08-15 18:26 639224145118612503
156 ms 173.209.57.21
59 2026-08-15 18:10 639224135995990731
119 ms 173.209.57.21
58 2026-08-15 17:55 639224127185332624
253 ms 173.209.57.21
57 2026-08-15 17:40 639224118229289175
122 ms 173.209.57.21
56 2026-08-15 17:26 639224109273796359
226 ms 173.209.57.21
55 2026-08-15 17:11 639224100490805608
120 ms 173.209.57.21
54 2026-08-15 16:56 639224091353714490
104 ms 173.209.57.21
53 2026-08-15 16:40 639224082033126828
276 ms 173.209.57.21
52 2026-08-15 16:25 639224072736962403
229 ms 173.209.57.21
51 2026-08-15 15:33 639224041475563754
232 ms 173.209.57.21
50 2026-08-15 15:18 639224032345604453
226 ms 173.209.57.21
49 2026-08-15 15:02 639224023169497283
231 ms 173.209.57.21
48 2026-08-15 14:47 639224013981146405
230 ms 173.209.57.21
47 2026-08-15 14:32 639224004883412586
248 ms 173.209.57.21
46 2026-08-15 14:17 639223995612880615
107 ms 173.209.57.21
45 2026-08-15 14:01 639223986271830789
232 ms 173.209.57.21
44 2026-08-15 13:45 639223977005780949
245 ms 173.209.57.21
43 2026-08-15 13:30 639223967653137793
225 ms 173.209.57.21
42 2026-08-15 13:14 639223958286010799
236 ms 173.209.57.21
41 2026-08-15 12:58 639223948936108345
106 ms 173.209.57.21
40 2026-08-15 12:43 639223939673066880
274 ms 173.209.57.21
39 2026-08-15 11:51 639223908317760530
218 ms 173.209.57.21
38 2026-08-15 11:36 639223898992594258
3 ms 173.209.57.21
37 2026-08-15 11:20 639223889761312823
237 ms 173.209.57.21
36 2026-08-15 11:05 639223880359273507
246 ms 173.209.57.21
35 2026-08-15 10:49 639223870920466808
237 ms 173.209.57.21
34 2026-08-15 10:33 639223861579762179
227 ms 173.209.57.21
33 2026-08-15 10:18 639223852238616009
238 ms 173.209.57.21
32 2026-08-15 10:02 639223843019815620
226 ms 173.209.57.21
31 2026-08-15 09:47 639223833669915012
250 ms 173.209.57.21
30 2026-08-15 09:31 639223824494613222
239 ms 173.209.57.21
29 2026-08-15 09:16 639223815116325293
5 ms 173.209.57.21
28 2026-08-15 09:00 639223805493870221
253 ms 173.209.57.21
27 2026-08-15 08:07 639223774218660438
228 ms 173.209.57.21
26 2026-08-15 07:52 639223764663090372
225 ms 173.209.57.21
25 2026-08-15 07:36 639223755338811400
242 ms 173.209.57.21
24 2026-08-15 07:21 639223746019193268
114 ms 173.209.57.21
23 2026-08-15 07:05 639223736658778104
120 ms 173.209.57.21
22 2026-08-15 06:49 639223727330194499
239 ms 173.209.57.21
21 2026-08-15 06:34 639223717848514742
229 ms 173.209.57.21
20 2026-08-15 06:18 639223708284754056
2114 ms 173.209.57.21
19 2026-08-15 06:02 639223699061259933
227 ms 173.209.57.21
18 2026-08-15 05:47 639223689592545140
106 ms 173.209.57.21
17 2026-08-15 05:31 639223680143410810
234 ms 173.209.57.21
16 2026-08-15 05:15 639223670514517104
2102 ms 173.209.57.21
15 2026-08-15 04:22 639223638855054294
243 ms 173.209.57.21
14 2026-08-15 04:07 639223629623335972
122 ms 173.209.57.21
13 2026-08-15 03:51 639223620390189495
229 ms 173.209.57.21
12 2026-08-15 03:36 639223610916950440
466 ms 173.209.57.21
11 2026-08-15 03:20 639223601597759168
238 ms 173.209.57.21
10 2026-08-15 03:05 639223592342172093
228 ms 173.209.57.21
9 2026-08-15 02:49 639223583324121497
7 ms 173.209.57.21
8 2026-08-15 02:34 639223574086714218
226 ms 173.209.57.21
7 2026-08-15 02:19 639223564698424889
229 ms 173.209.57.21
6 2026-08-15 02:03 639223555408664206
227 ms 173.209.57.21
5 2026-08-15 01:47 639223546000912416
229 ms 173.209.57.21
4 2026-08-15 01:32 639223536550774847
233 ms 173.209.57.21
3 2026-08-15 00:39 639223505017205611
229 ms 173.209.57.21
2 2026-08-15 00:23 639223495784410207
226 ms 173.209.57.21
1 2026-08-15 00:08 639223486524583054
228 ms 173.209.57.21