DNS response history for ns1.pass4pro.com

ns1.pass4pro.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 2026-08-20. For this date, NameServerHistory found 57 DNS check records, 57 successful responses, 0 failed responses, and 382 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.pass4pro.com.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

382 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:19

All timestamps shown in UTC

Latest Resolved IP on Selected Date

198.38.84.16

Most recently resolved hosting IP on selected date

Successful Responses

57

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.pass4pro.com

Showing DNS history for 2026-08-20 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
57 2026-08-20 23:19 639228639850033448
283 ms 198.38.84.16
56 2026-08-20 23:03 639228630204271870
2008 ms 198.38.84.16
55 2026-08-20 22:47 639228620295091135
3 ms 198.38.84.16
54 2026-08-20 22:30 639228610298336915
264 ms 198.38.84.16
53 2026-08-20 21:37 639228578917047616
4 ms 198.38.84.16
52 2026-08-20 21:21 639228569046445709
294 ms 198.38.84.16
51 2026-08-20 21:05 639228558946830986
306 ms 198.38.84.16
50 2026-08-20 20:48 639228548977359217
4376 ms 198.38.84.16
49 2026-08-20 19:55 639228517494157668
6 ms 198.38.84.16
48 2026-08-20 19:39 639228507374116892
278 ms 198.38.84.16
47 2026-08-20 19:22 639228497315154893
274 ms 198.38.84.16
46 2026-08-20 19:05 639228487287648341
278 ms 198.38.84.16
45 2026-08-20 18:13 639228455828123788
4 ms 198.38.84.16
44 2026-08-20 17:56 639228445900082244
271 ms 198.38.84.16
43 2026-08-20 17:39 639228435866352323
2377 ms 198.38.84.16
42 2026-08-20 17:22 639228425802273151
4 ms 198.38.84.16
41 2026-08-20 16:29 639228393616324230
132 ms 198.38.84.16
40 2026-08-20 16:12 639228383590408693
151 ms 198.38.84.16
39 2026-08-20 15:55 639228373471467474
132 ms 198.38.84.16
38 2026-08-20 15:39 639228363426647311
269 ms 198.38.84.16
37 2026-08-20 14:45 639228331681701910
195 ms 198.38.84.16
36 2026-08-20 14:29 639228321714746824
4 ms 198.38.84.16
35 2026-08-20 14:12 639228311652090262
5 ms 198.38.84.16
34 2026-08-20 13:55 639228301670088587
2374 ms 198.38.84.16
33 2026-08-20 13:03 639228269987976710
284 ms 198.38.84.16
32 2026-08-20 12:46 639228260009452308
156 ms 198.38.84.16
31 2026-08-20 12:29 639228249661740894
267 ms 198.38.84.16
30 2026-08-20 12:12 639228239552680346
293 ms 198.38.84.16
29 2026-08-20 11:19 639228207667580819
146 ms 198.38.84.16
28 2026-08-20 11:02 639228197494011560
271 ms 198.38.84.16
27 2026-08-20 10:45 639228187497039939
2372 ms 198.38.84.16
26 2026-08-20 10:29 639228177408432646
292 ms 198.38.84.16
25 2026-08-20 09:36 639228146356166262
281 ms 198.38.84.16
24 2026-08-20 09:20 639228136541505712
15 ms 198.38.84.16
23 2026-08-20 09:04 639228126519136598
143 ms 198.38.84.16
22 2026-08-20 08:47 639228116537148885
3 ms 198.38.84.16
21 2026-08-20 07:54 639228085320764351
294 ms 198.38.84.16
20 2026-08-20 07:39 639228075444604839
4 ms 198.38.84.16
19 2026-08-20 07:22 639228065615498985
296 ms 198.38.84.16
18 2026-08-20 07:06 639228055675321422
2 ms 198.38.84.16
17 2026-08-20 06:13 639228024230839396
271 ms 198.38.84.16
16 2026-08-20 05:57 639228014720406505
261 ms 198.38.84.16
15 2026-08-20 05:41 639228004930827030
3 ms 198.38.84.16
14 2026-08-20 05:24 639227995103340154
3 ms 198.38.84.16
13 2026-08-20 04:32 639227963811374894
4 ms 198.38.84.16
12 2026-08-20 04:16 639227954132571365
3 ms 198.38.84.16
11 2026-08-20 04:00 639227944541208342
4 ms 198.38.84.16
10 2026-08-20 03:44 639227934657213484
251 ms 198.38.84.16
9 2026-08-20 02:52 639227903628145469
294 ms 198.38.84.16
8 2026-08-20 02:36 639227893995483475
4 ms 198.38.84.16
7 2026-08-20 02:20 639227884280244209
3 ms 198.38.84.16
6 2026-08-20 02:03 639227874371147132
3 ms 198.38.84.16
5 2026-08-20 01:11 639227843224256432
375 ms 198.38.84.16
4 2026-08-20 00:55 639227833720403506
16 ms 198.38.84.16
3 2026-08-20 00:40 639227824170728278
272 ms 198.38.84.16
2 2026-08-20 00:24 639227814865867570
292 ms 198.38.84.16
1 2026-08-20 00:08 639227805445376839
331 ms 198.38.84.16