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 2026-09-05. For this date, NameServerHistory found 68 DNS check records, 68 successful responses, 0 failed responses, and 582 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
582 ms
Calculated from available response records
Latest Check on Selected Date
2026-09-05 23:45
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 2026-09-05 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 | 2026-09-05 23:45 | 639242482494562112 |
|
2008 ms | 207.136.2.98 |
| 67 | 2026-09-05 23:28 | 639242472226451791 |
|
175 ms | 207.136.2.98 |
| 66 | 2026-09-05 23:11 | 639242461979501792 |
|
2167 ms | 207.136.2.98 |
| 65 | 2026-09-05 22:54 | 639242451720112877 |
|
2035 ms | 207.136.2.98 |
| 64 | 2026-09-05 22:37 | 639242441423880748 |
|
65 ms | 207.136.2.98 |
| 63 | 2026-09-05 22:19 | 639242431104066344 |
|
157 ms | 207.136.2.98 |
| 62 | 2026-09-05 22:02 | 639242420741140399 |
|
55 ms | 207.136.2.98 |
| 61 | 2026-09-05 21:45 | 639242410175783800 |
|
48 ms | 207.136.2.98 |
| 60 | 2026-09-05 21:27 | 639242399767718258 |
|
53 ms | 207.136.2.98 |
| 59 | 2026-09-05 21:10 | 639242389295148914 |
|
15 ms | 207.136.2.98 |
| 58 | 2026-09-05 20:52 | 639242378826323448 |
|
2019 ms | 207.136.2.98 |
| 57 | 2026-09-05 20:35 | 639242368241181923 |
|
445 ms | 207.136.2.98 |
| 56 | 2026-09-05 19:41 | 639242336284605047 |
|
2009 ms | 207.136.2.98 |
| 55 | 2026-09-05 19:24 | 639242325917079878 |
|
458 ms | 207.136.2.98 |
| 54 | 2026-09-05 19:07 | 639242315642765471 |
|
5 ms | 207.136.2.98 |
| 53 | 2026-09-05 18:50 | 639242305229150637 |
|
46 ms | 207.136.2.98 |
| 52 | 2026-09-05 18:32 | 639242294819684077 |
|
176 ms | 207.136.2.98 |
| 51 | 2026-09-05 18:15 | 639242284380878560 |
|
195 ms | 207.136.2.98 |
| 50 | 2026-09-05 17:57 | 639242273876936146 |
|
212 ms | 207.136.2.98 |
| 49 | 2026-09-05 17:40 | 639242263376887598 |
|
2299 ms | 207.136.2.98 |
| 48 | 2026-09-05 17:23 | 639242252953222247 |
|
2033 ms | 207.136.2.98 |
| 47 | 2026-09-05 17:05 | 639242242508944670 |
|
2065 ms | 207.136.2.98 |
| 46 | 2026-09-05 16:48 | 639242232140518722 |
|
134 ms | 207.136.2.98 |
| 45 | 2026-09-05 16:30 | 639242221495713625 |
|
112 ms | 207.136.2.98 |
| 44 | 2026-09-05 15:36 | 639242189162458723 |
|
54 ms | 207.136.2.98 |
| 43 | 2026-09-05 15:19 | 639242178784978063 |
|
59 ms | 207.136.2.98 |
| 42 | 2026-09-05 15:02 | 639242168382152809 |
|
2038 ms | 207.136.2.98 |
| 41 | 2026-09-05 14:44 | 639242158049957954 |
|
2008 ms | 207.136.2.98 |
| 40 | 2026-09-05 14:27 | 639242147539229804 |
|
289 ms | 207.136.2.98 |
| 39 | 2026-09-05 14:09 | 639242137044323543 |
|
2021 ms | 207.136.2.98 |
| 38 | 2026-09-05 13:52 | 639242126591282537 |
|
57 ms | 207.136.2.98 |
| 37 | 2026-09-05 13:35 | 639242116147721012 |
|
475 ms | 207.136.2.98 |
| 36 | 2026-09-05 13:17 | 639242105655230907 |
|
148 ms | 207.136.2.98 |
| 35 | 2026-09-05 13:00 | 639242095227476569 |
|
39 ms | 207.136.2.98 |
| 34 | 2026-09-05 12:42 | 639242084612016617 |
|
171 ms | 207.136.2.98 |
| 33 | 2026-09-05 12:24 | 639242073595334724 |
|
471 ms | 207.136.2.98 |
| 32 | 2026-09-05 11:30 | 639242041453791567 |
|
307 ms | 207.136.2.98 |
| 31 | 2026-09-05 11:13 | 639242031163230505 |
|
2032 ms | 207.136.2.98 |
| 30 | 2026-09-05 10:55 | 639242020841246135 |
|
35 ms | 207.136.2.98 |
| 29 | 2026-09-05 10:38 | 639242010378780923 |
|
133 ms | 207.136.2.98 |
| 28 | 2026-09-05 10:21 | 639241999989204900 |
|
58 ms | 207.136.2.98 |
| 27 | 2026-09-05 10:04 | 639241989697981383 |
|
560 ms | 207.136.2.98 |
| 26 | 2026-09-05 09:46 | 639241979156742383 |
|
2007 ms | 207.136.2.98 |
| 25 | 2026-09-05 09:29 | 639241968765905070 |
|
2072 ms | 207.136.2.98 |
| 24 | 2026-09-05 09:11 | 639241958303529849 |
|
15 ms | 207.136.2.98 |
| 23 | 2026-09-05 08:54 | 639241947732553928 |
|
476 ms | 207.136.2.98 |
| 22 | 2026-09-05 08:36 | 639241937041608845 |
|
481 ms | 207.136.2.98 |
| 21 | 2026-09-05 08:18 | 639241926266008083 |
|
176 ms | 207.136.2.98 |
| 20 | 2026-09-05 07:24 | 639241893647087900 |
|
105 ms | 207.136.2.98 |
| 19 | 2026-09-05 07:06 | 639241883240819921 |
|
2 ms | 207.136.2.98 |
| 18 | 2026-09-05 06:49 | 639241872625725417 |
|
254 ms | 207.136.2.98 |
| 17 | 2026-09-05 06:31 | 639241862044519949 |
|
69 ms | 207.136.2.98 |
| 16 | 2026-09-05 06:13 | 639241851392462409 |
|
178 ms | 207.136.2.98 |
| 15 | 2026-09-05 05:55 | 639241840759788961 |
|
15 ms | 207.136.2.98 |
| 14 | 2026-09-05 05:38 | 639241830238282023 |
|
245 ms | 207.136.2.98 |
| 13 | 2026-09-05 05:20 | 639241819665014350 |
|
2091 ms | 207.136.2.98 |
| 12 | 2026-09-05 05:03 | 639241809047141615 |
|
40 ms | 207.136.2.98 |
| 11 | 2026-09-05 04:45 | 639241798370306887 |
|
7 ms | 207.136.2.98 |
| 10 | 2026-09-05 04:27 | 639241787463252775 |
|
91 ms | 207.136.2.98 |
| 9 | 2026-09-05 04:09 | 639241776509349871 |
|
44 ms | 207.136.2.98 |
| 8 | 2026-09-05 03:15 | 639241744156917993 |
|
237 ms | 207.136.2.98 |
| 7 | 2026-09-05 02:57 | 639241733493261674 |
|
151 ms | 207.136.2.98 |
| 6 | 2026-09-05 02:39 | 639241722680858683 |
|
198 ms | 207.136.2.98 |
| 5 | 2026-09-05 02:21 | 639241712075194847 |
|
164 ms | 207.136.2.98 |
| 4 | 2026-09-05 01:27 | 639241679734146408 |
|
138 ms | 207.136.2.98 |
| 3 | 2026-09-05 01:09 | 639241669041915578 |
|
31 ms | 207.136.2.98 |
| 2 | 2026-09-05 00:51 | 639241658283353217 |
|
178 ms | 207.136.2.98 |
| 1 | 2026-09-05 00:33 | 639241647446865612 |
|
181 ms | 207.136.2.98 |