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 2026-09-14. For this date, NameServerHistory found 68 DNS check records, 68 successful responses, 0 failed responses, and 416 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
416 ms
Calculated from available response records
Latest Check on Selected Date
2026-09-14 23:56
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 2026-09-14 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 | 2026-09-14 23:56 | 639250265006310554 |
|
46 ms | 207.136.2.98 |
| 67 | 2026-09-14 23:38 | 639250254265624058 |
|
183 ms | 207.136.2.98 |
| 66 | 2026-09-14 23:21 | 639250243155834134 |
|
39 ms | 207.136.2.98 |
| 65 | 2026-09-14 23:02 | 639250232338986670 |
|
128 ms | 207.136.2.98 |
| 64 | 2026-09-14 22:44 | 639250221441881026 |
|
608 ms | 207.136.2.98 |
| 63 | 2026-09-14 22:25 | 639250210577525468 |
|
91 ms | 207.136.2.98 |
| 62 | 2026-09-14 22:07 | 639250199540518314 |
|
177 ms | 207.136.2.98 |
| 61 | 2026-09-14 21:13 | 639250167041824219 |
|
127 ms | 207.136.2.98 |
| 60 | 2026-09-14 20:55 | 639250156175838605 |
|
54 ms | 207.136.2.98 |
| 59 | 2026-09-14 20:37 | 639250145267426553 |
|
2008 ms | 207.136.2.98 |
| 58 | 2026-09-14 20:19 | 639250134333376789 |
|
2035 ms | 207.136.2.98 |
| 57 | 2026-09-14 20:00 | 639250123486781099 |
|
2007 ms | 207.136.2.98 |
| 56 | 2026-09-14 19:42 | 639250112524828861 |
|
2032 ms | 207.136.2.98 |
| 55 | 2026-09-14 19:24 | 639250101454913193 |
|
2010 ms | 207.136.2.98 |
| 54 | 2026-09-14 19:06 | 639250090673124274 |
|
45 ms | 207.136.2.98 |
| 53 | 2026-09-14 18:47 | 639250079537528255 |
|
62 ms | 207.136.2.98 |
| 52 | 2026-09-14 18:29 | 639250068745911145 |
|
33 ms | 207.136.2.98 |
| 51 | 2026-09-14 18:11 | 639250057708107800 |
|
24 ms | 207.136.2.98 |
| 50 | 2026-09-14 17:52 | 639250046562049125 |
|
7 ms | 207.136.2.98 |
| 49 | 2026-09-14 16:57 | 639250013509702191 |
|
952 ms | 207.136.2.98 |
| 48 | 2026-09-14 16:39 | 639250002580620728 |
|
75 ms | 207.136.2.98 |
| 47 | 2026-09-14 16:21 | 639249991745663911 |
|
55 ms | 207.136.2.98 |
| 46 | 2026-09-14 16:03 | 639249980865516443 |
|
46 ms | 207.136.2.98 |
| 45 | 2026-09-14 15:44 | 639249969862613877 |
|
72 ms | 207.136.2.98 |
| 44 | 2026-09-14 15:26 | 639249958886637893 |
|
260 ms | 207.136.2.98 |
| 43 | 2026-09-14 15:08 | 639249947973088862 |
|
30 ms | 207.136.2.98 |
| 42 | 2026-09-14 14:50 | 639249936944753964 |
|
40 ms | 207.136.2.98 |
| 41 | 2026-09-14 14:31 | 639249925992255418 |
|
8 ms | 207.136.2.98 |
| 40 | 2026-09-14 14:13 | 639249915051234319 |
|
104 ms | 207.136.2.98 |
| 39 | 2026-09-14 13:55 | 639249903945505515 |
|
185 ms | 207.136.2.98 |
| 38 | 2026-09-14 13:36 | 639249892717172084 |
|
107 ms | 207.136.2.98 |
| 37 | 2026-09-14 12:42 | 639249860420622618 |
|
59 ms | 207.136.2.98 |
| 36 | 2026-09-14 12:24 | 639249849360612619 |
|
196 ms | 207.136.2.98 |
| 35 | 2026-09-14 12:05 | 639249838530368307 |
|
194 ms | 207.136.2.98 |
| 34 | 2026-09-14 11:47 | 639249827575371229 |
|
44 ms | 207.136.2.98 |
| 33 | 2026-09-14 11:29 | 639249816615668257 |
|
72 ms | 207.136.2.98 |
| 32 | 2026-09-14 11:11 | 639249805442171049 |
|
77 ms | 207.136.2.98 |
| 31 | 2026-09-14 10:51 | 639249794155370842 |
|
259 ms | 207.136.2.98 |
| 30 | 2026-09-14 10:33 | 639249783154776069 |
|
19 ms | 207.136.2.98 |
| 29 | 2026-09-14 10:15 | 639249772121150234 |
|
166 ms | 207.136.2.98 |
| 28 | 2026-09-14 09:56 | 639249761048544880 |
|
2135 ms | 207.136.2.98 |
| 27 | 2026-09-14 09:38 | 639249749882127820 |
|
311 ms | 207.136.2.98 |
| 26 | 2026-09-14 09:19 | 639249738710121410 |
|
32 ms | 207.136.2.98 |
| 25 | 2026-09-14 08:24 | 639249705906152878 |
|
193 ms | 207.136.2.98 |
| 24 | 2026-09-14 08:06 | 639249695057807031 |
|
194 ms | 207.136.2.98 |
| 23 | 2026-09-14 07:48 | 639249684047448685 |
|
78 ms | 207.136.2.98 |
| 22 | 2026-09-14 07:30 | 639249673145263442 |
|
37 ms | 207.136.2.98 |
| 21 | 2026-09-14 07:12 | 639249662272618596 |
|
49 ms | 207.136.2.98 |
| 20 | 2026-09-14 06:53 | 639249651231312660 |
|
252 ms | 207.136.2.98 |
| 19 | 2026-09-14 06:35 | 639249640601476405 |
|
250 ms | 207.136.2.98 |
| 18 | 2026-09-14 06:17 | 639249629710763416 |
|
92 ms | 207.136.2.98 |
| 17 | 2026-09-14 05:59 | 639249618831763925 |
|
16 ms | 207.136.2.98 |
| 16 | 2026-09-14 05:41 | 639249608080541028 |
|
339 ms | 207.136.2.98 |
| 15 | 2026-09-14 05:23 | 639249596980711664 |
|
44 ms | 207.136.2.98 |
| 14 | 2026-09-14 05:05 | 639249586033736608 |
|
421 ms | 207.136.2.98 |
| 13 | 2026-09-14 04:11 | 639249554241376085 |
|
2062 ms | 207.136.2.98 |
| 12 | 2026-09-14 03:54 | 639249543897837856 |
|
263 ms | 207.136.2.98 |
| 11 | 2026-09-14 03:37 | 639249533459307021 |
|
256 ms | 207.136.2.98 |
| 10 | 2026-09-14 03:20 | 639249523166091923 |
|
2011 ms | 207.136.2.98 |
| 9 | 2026-09-14 03:03 | 639249512992622650 |
|
2014 ms | 207.136.2.98 |
| 8 | 2026-09-14 02:46 | 639249502720459876 |
|
51 ms | 207.136.2.98 |
| 7 | 2026-09-14 02:28 | 639249492273334450 |
|
20 ms | 207.136.2.98 |
| 6 | 2026-09-14 02:11 | 639249481926702111 |
|
87 ms | 207.136.2.98 |
| 5 | 2026-09-14 01:53 | 639249471345531710 |
|
108 ms | 207.136.2.98 |
| 4 | 2026-09-14 01:36 | 639249460661234260 |
|
35 ms | 207.136.2.98 |
| 3 | 2026-09-14 01:18 | 639249450047021873 |
|
2206 ms | 207.136.2.98 |
| 2 | 2026-09-14 01:00 | 639249439201885522 |
|
13 ms | 207.136.2.98 |
| 1 | 2026-09-14 00:07 | 639249407335664141 |
|
14 ms | 207.136.2.98 |