DNS response history for d.4e21.org

d.4e21.org 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 56 DNS check records, 56 successful responses, 0 failed responses, and 165 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 d.4e21.org.
Records on Selected Date

56

Historical checks stored for this nameserver on selected date

Average Latency

165 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:08

All timestamps shown in UTC

Latest Resolved IP on Selected Date

188.244.99.199

Most recently resolved hosting IP on selected date

Successful Responses

56

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 d.4e21.org

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
56 2026-08-20 23:08 639228639850033448
6 ms 188.244.99.199
55 2026-08-20 22:52 639228630204271870
126 ms 188.244.99.199
54 2026-08-20 22:36 639228620295091135
11 ms 188.244.99.199
53 2026-08-20 22:19 639228610298336915
62 ms 188.244.99.199
52 2026-08-20 21:27 639228578917047616
39 ms 188.244.99.199
51 2026-08-20 21:10 639228569046445709
54 ms 188.244.99.199
50 2026-08-20 20:54 639228558946830986
51 ms 188.244.99.199
49 2026-08-20 20:37 639228548977359217
64 ms 188.244.99.199
48 2026-08-20 19:45 639228517494157668
41 ms 188.244.99.199
47 2026-08-20 19:28 639228507374116892
35 ms 188.244.99.199
46 2026-08-20 19:11 639228497315154893
61 ms 188.244.99.199
45 2026-08-20 18:54 639228487287648341
64 ms 188.244.99.199
44 2026-08-20 18:02 639228455828123788
9 ms 188.244.99.199
43 2026-08-20 17:45 639228445900082244
52 ms 188.244.99.199
42 2026-08-20 17:28 639228435866352323
2172 ms 188.244.99.199
41 2026-08-20 17:12 639228425802273151
60 ms 188.244.99.199
40 2026-08-20 16:18 639228393616324230
64 ms 188.244.99.199
39 2026-08-20 16:01 639228383590408693
11 ms 188.244.99.199
38 2026-08-20 15:44 639228373471467474
182 ms 188.244.99.199
37 2026-08-20 15:28 639228363426647311
69 ms 188.244.99.199
36 2026-08-20 14:35 639228331681701910
80 ms 188.244.99.199
35 2026-08-20 14:18 639228321714746824
218 ms 188.244.99.199
34 2026-08-20 14:01 639228311652090262
20 ms 188.244.99.199
33 2026-08-20 13:45 639228301670088587
33 ms 188.244.99.199
32 2026-08-20 12:52 639228269987976710
25 ms 188.244.99.199
31 2026-08-20 12:35 639228260009452308
48 ms 188.244.99.199
30 2026-08-20 12:18 639228249661740894
60 ms 188.244.99.199
29 2026-08-20 12:01 639228239552680346
55 ms 188.244.99.199
28 2026-08-20 11:08 639228207667580819
12 ms 188.244.99.199
27 2026-08-20 10:51 639228197494011560
196 ms 188.244.99.199
26 2026-08-20 10:35 639228187497039939
76 ms 188.244.99.199
25 2026-08-20 10:18 639228177408432646
9 ms 188.244.99.199
24 2026-08-20 09:26 639228146356166262
32 ms 188.244.99.199
23 2026-08-20 09:10 639228136541505712
195 ms 188.244.99.199
22 2026-08-20 08:53 639228126519136598
159 ms 188.244.99.199
21 2026-08-20 08:36 639228116537148885
67 ms 188.244.99.199
20 2026-08-20 07:44 639228085320764351
104 ms 188.244.99.199
19 2026-08-20 07:28 639228075444604839
31 ms 188.244.99.199
18 2026-08-20 07:11 639228065615498985
2079 ms 188.244.99.199
17 2026-08-20 06:55 639228055675321422
51 ms 188.244.99.199
16 2026-08-20 06:02 639228024230839396
27 ms 188.244.99.199
15 2026-08-20 05:47 639228014720406505
18 ms 188.244.99.199
14 2026-08-20 05:30 639228004930827030
39 ms 188.244.99.199
13 2026-08-20 05:14 639227995103340154
4 ms 188.244.99.199
12 2026-08-20 04:22 639227963811374894
54 ms 188.244.99.199
11 2026-08-20 04:06 639227954132571365
52 ms 188.244.99.199
10 2026-08-20 03:50 639227944541208342
13 ms 188.244.99.199
9 2026-08-20 03:33 639227934657213484
75 ms 188.244.99.199
8 2026-08-20 02:41 639227903628145469
33 ms 188.244.99.199
7 2026-08-20 02:25 639227893995483475
22 ms 188.244.99.199
6 2026-08-20 02:09 639227884280244209
33 ms 188.244.99.199
5 2026-08-20 01:53 639227874371147132
19 ms 188.244.99.199
4 2026-08-20 01:01 639227843224256432
2 ms 188.244.99.199
3 2026-08-20 00:45 639227833720403506
2027 ms 188.244.99.199
2 2026-08-20 00:29 639227824170728278
22 ms 188.244.99.199
1 2026-08-20 00:13 639227814865867570
7 ms 188.244.99.199