History for 21c.tc
Domain: 21c.tc • Tracking since 2026-08-04 23:25 UTC
DNS response history for 21c.tc
21c.tc 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 2026-09-09. For this date, NameServerHistory found 68 DNS check records, 68 successful responses, 0 failed responses, and 506 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 21c.tc.
Records on Selected Date
68
Historical checks stored for this nameserver on selected date
Average Latency
506 ms
Calculated from available response records
Latest Check on Selected Date
2026-09-09 23:33
All timestamps shown in UTC
Latest Resolved IP on Selected Date
207.136.2.98
Most recently resolved hosting IP on selected date
Successful Responses
68
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 21c.tc
Showing DNS history for 2026-09-09 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 |
|---|---|---|---|---|---|
| 68 | 2026-09-09 23:33 | 639245931212566726 |
|
217 ms | 207.136.2.98 |
| 67 | 2026-09-09 23:16 | 639245920904001366 |
|
98 ms | 207.136.2.98 |
| 66 | 2026-09-09 22:58 | 639245910502013346 |
|
212 ms | 207.136.2.98 |
| 65 | 2026-09-09 22:41 | 639245900156298673 |
|
2108 ms | 207.136.2.98 |
| 64 | 2026-09-09 22:24 | 639245889603010923 |
|
49 ms | 207.136.2.98 |
| 63 | 2026-09-09 22:06 | 639245879252121930 |
|
2056 ms | 207.136.2.98 |
| 62 | 2026-09-09 21:49 | 639245868608366427 |
|
2131 ms | 207.136.2.98 |
| 61 | 2026-09-09 21:31 | 639245858226595142 |
|
12 ms | 207.136.2.98 |
| 60 | 2026-09-09 21:13 | 639245847063660135 |
|
2121 ms | 207.136.2.98 |
| 59 | 2026-09-09 20:55 | 639245836432421122 |
|
2119 ms | 207.136.2.98 |
| 58 | 2026-09-09 20:37 | 639245825706220582 |
|
147 ms | 207.136.2.98 |
| 57 | 2026-09-09 20:19 | 639245814933292306 |
|
41 ms | 207.136.2.98 |
| 56 | 2026-09-09 19:26 | 639245782800243505 |
|
80 ms | 207.136.2.98 |
| 55 | 2026-09-09 19:08 | 639245772249079868 |
|
146 ms | 207.136.2.98 |
| 54 | 2026-09-09 18:51 | 639245761732632443 |
|
67 ms | 207.136.2.98 |
| 53 | 2026-09-09 18:33 | 639245751221812395 |
|
49 ms | 207.136.2.98 |
| 52 | 2026-09-09 18:15 | 639245740695403496 |
|
307 ms | 207.136.2.98 |
| 51 | 2026-09-09 17:58 | 639245730110302681 |
|
173 ms | 207.136.2.98 |
| 50 | 2026-09-09 17:40 | 639245719424478578 |
|
2012 ms | 207.136.2.98 |
| 49 | 2026-09-09 17:22 | 639245708904092662 |
|
11 ms | 207.136.2.98 |
| 48 | 2026-09-09 17:05 | 639245698372817565 |
|
172 ms | 207.136.2.98 |
| 47 | 2026-09-09 16:47 | 639245687625142495 |
|
69 ms | 207.136.2.98 |
| 46 | 2026-09-09 16:29 | 639245676858038690 |
|
190 ms | 207.136.2.98 |
| 45 | 2026-09-09 16:11 | 639245666028147181 |
|
190 ms | 207.136.2.98 |
| 44 | 2026-09-09 15:17 | 639245633833609607 |
|
132 ms | 207.136.2.98 |
| 43 | 2026-09-09 15:00 | 639245623155461897 |
|
12 ms | 207.136.2.98 |
| 42 | 2026-09-09 14:42 | 639245612563748364 |
|
2010 ms | 207.136.2.98 |
| 41 | 2026-09-09 14:24 | 639245601859276224 |
|
172 ms | 207.136.2.98 |
| 40 | 2026-09-09 14:06 | 639245591296990329 |
|
229 ms | 207.136.2.98 |
| 39 | 2026-09-09 13:49 | 639245580522980203 |
|
35 ms | 207.136.2.98 |
| 38 | 2026-09-09 13:31 | 639245569858418576 |
|
23 ms | 207.136.2.98 |
| 37 | 2026-09-09 13:13 | 639245559163075487 |
|
331 ms | 207.136.2.98 |
| 36 | 2026-09-09 12:55 | 639245548464245906 |
|
210 ms | 207.136.2.98 |
| 35 | 2026-09-09 12:37 | 639245537755035386 |
|
137 ms | 207.136.2.98 |
| 34 | 2026-09-09 12:19 | 639245526865862975 |
|
14 ms | 207.136.2.98 |
| 33 | 2026-09-09 12:01 | 639245516119858965 |
|
15 ms | 207.136.2.98 |
| 32 | 2026-09-09 11:07 | 639245483770710147 |
|
2118 ms | 207.136.2.98 |
| 31 | 2026-09-09 10:50 | 639245473349762601 |
|
86 ms | 207.136.2.98 |
| 30 | 2026-09-09 10:32 | 639245462816304486 |
|
133 ms | 207.136.2.98 |
| 29 | 2026-09-09 10:15 | 639245452432572619 |
|
4 ms | 207.136.2.98 |
| 28 | 2026-09-09 09:57 | 639245441719644756 |
|
190 ms | 207.136.2.98 |
| 27 | 2026-09-09 09:40 | 639245431238762256 |
|
135 ms | 207.136.2.98 |
| 26 | 2026-09-09 09:22 | 639245420661830409 |
|
92 ms | 207.136.2.98 |
| 25 | 2026-09-09 09:04 | 639245409552245337 |
|
311 ms | 207.136.2.98 |
| 24 | 2026-09-09 08:46 | 639245398915742513 |
|
116 ms | 207.136.2.98 |
| 23 | 2026-09-09 08:28 | 639245388453447756 |
|
2040 ms | 207.136.2.98 |
| 22 | 2026-09-09 08:10 | 639245377780078919 |
|
174 ms | 207.136.2.98 |
| 21 | 2026-09-09 07:53 | 639245367047640002 |
|
380 ms | 207.136.2.98 |
| 20 | 2026-09-09 06:59 | 639245335101733728 |
|
40 ms | 207.136.2.98 |
| 19 | 2026-09-09 06:42 | 639245324976646949 |
|
155 ms | 207.136.2.98 |
| 18 | 2026-09-09 06:25 | 639245314648048684 |
|
136 ms | 207.136.2.98 |
| 17 | 2026-09-09 06:08 | 639245304301814441 |
|
48 ms | 207.136.2.98 |
| 16 | 2026-09-09 05:51 | 639245293846811223 |
|
2210 ms | 207.136.2.98 |
| 15 | 2026-09-09 05:33 | 639245283554477918 |
|
454 ms | 207.136.2.98 |
| 14 | 2026-09-09 05:16 | 639245273068572483 |
|
28 ms | 207.136.2.98 |
| 13 | 2026-09-09 04:59 | 639245262582206235 |
|
67 ms | 207.136.2.98 |
| 12 | 2026-09-09 04:41 | 639245252344506644 |
|
3 ms | 207.136.2.98 |
| 11 | 2026-09-09 04:24 | 639245241881428872 |
|
138 ms | 207.136.2.98 |
| 10 | 2026-09-09 04:06 | 639245231276634785 |
|
94 ms | 207.136.2.98 |
| 9 | 2026-09-09 03:49 | 639245220451446154 |
|
175 ms | 207.136.2.98 |
| 8 | 2026-09-09 02:55 | 639245188520957767 |
|
2136 ms | 207.136.2.98 |
| 7 | 2026-09-09 02:38 | 639245178068525029 |
|
209 ms | 207.136.2.98 |
| 6 | 2026-09-09 02:20 | 639245167460690803 |
|
169 ms | 207.136.2.98 |
| 5 | 2026-09-09 02:02 | 639245156762348578 |
|
123 ms | 207.136.2.98 |
| 4 | 2026-09-09 01:09 | 639245124890616562 |
|
2232 ms | 207.136.2.98 |
| 3 | 2026-09-09 00:51 | 639245114225469847 |
|
102 ms | 207.136.2.98 |
| 2 | 2026-09-09 00:33 | 639245103481721807 |
|
27 ms | 207.136.2.98 |
| 1 | 2026-09-09 00:16 | 639245092761102720 |
|
2007 ms | 207.136.2.98 |