History for ns3.chs.harvard.edu
Domain: harvard.edu • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns3.chs.harvard.edu
ns3.chs.harvard.edu 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 2026-08-25. For this date, NameServerHistory found 30 DNS check records, 30 successful responses, 0 failed responses, and 447 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 ns3.chs.harvard.edu.
Records on Selected Date
30
Historical checks stored for this nameserver on selected date
Average Latency
447 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 10:15
All timestamps shown in UTC
Latest Resolved IP on Selected Date
216.151.39.13
Most recently resolved hosting IP on selected date
Successful Responses
30
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 ns3.chs.harvard.edu
Showing DNS history for 2026-08-25 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 |
|---|---|---|---|---|---|
| 30 | 2026-08-25 10:15 | 639232492740373468 |
|
240 ms | 216.151.39.13 |
| 29 | 2026-08-25 09:58 | 639232482235303141 |
|
228 ms | 216.151.39.13 |
| 28 | 2026-08-25 09:40 | 639232471861770303 |
|
117 ms | 216.151.39.13 |
| 27 | 2026-08-25 09:23 | 639232461630217327 |
|
211 ms | 216.151.39.13 |
| 26 | 2026-08-25 09:06 | 639232451282965990 |
|
123 ms | 216.151.39.13 |
| 25 | 2026-08-25 08:48 | 639232440814614938 |
|
106 ms | 216.151.39.13 |
| 24 | 2026-08-25 08:31 | 639232430410720425 |
|
211 ms | 216.151.39.13 |
| 23 | 2026-08-25 08:14 | 639232420003096185 |
|
2098 ms | 216.151.39.13 |
| 22 | 2026-08-25 07:56 | 639232409467287444 |
|
231 ms | 216.151.39.13 |
| 21 | 2026-08-25 07:39 | 639232399077195997 |
|
221 ms | 216.151.39.13 |
| 20 | 2026-08-25 07:22 | 639232388731528337 |
|
211 ms | 216.151.39.13 |
| 19 | 2026-08-25 07:04 | 639232378288598612 |
|
206 ms | 216.151.39.13 |
| 18 | 2026-08-25 06:11 | 639232346196373643 |
|
204 ms | 216.151.39.13 |
| 17 | 2026-08-25 05:54 | 639232336112370741 |
|
200 ms | 216.151.39.13 |
| 16 | 2026-08-25 05:37 | 639232326146508970 |
|
207 ms | 216.151.39.13 |
| 15 | 2026-08-25 05:21 | 639232316189381720 |
|
108 ms | 216.151.39.13 |
| 14 | 2026-08-25 05:04 | 639232306217998913 |
|
207 ms | 216.151.39.13 |
| 13 | 2026-08-25 04:48 | 639232296255744174 |
|
221 ms | 216.151.39.13 |
| 12 | 2026-08-25 04:31 | 639232286095760789 |
|
213 ms | 216.151.39.13 |
| 11 | 2026-08-25 04:14 | 639232276086186273 |
|
100 ms | 216.151.39.13 |
| 10 | 2026-08-25 03:57 | 639232265900986425 |
|
112 ms | 216.151.39.13 |
| 9 | 2026-08-25 03:40 | 639232255723518075 |
|
2113 ms | 216.151.39.13 |
| 8 | 2026-08-25 03:23 | 639232245484452890 |
|
212 ms | 216.151.39.13 |
| 7 | 2026-08-25 03:06 | 639232235157175331 |
|
221 ms | 216.151.39.13 |
| 6 | 2026-08-25 02:12 | 639232203197189095 |
|
2124 ms | 216.151.39.13 |
| 5 | 2026-08-25 01:55 | 639232192844564298 |
|
214 ms | 216.151.39.13 |
| 4 | 2026-08-25 01:38 | 639232182496008942 |
|
207 ms | 216.151.39.13 |
| 3 | 2026-08-25 01:21 | 639232172197053132 |
|
216 ms | 216.151.39.13 |
| 2 | 2026-08-25 00:27 | 639232140250307418 |
|
104 ms | 216.151.39.13 |
| 1 | 2026-08-25 00:10 | 639232129927860324 |
|
2212 ms | 216.151.39.13 |