History for ns1.fastmail.com
Domain: fastmail.com • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns1.fastmail.com
ns1.fastmail.com 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 84 DNS check records, 84 successful responses, 0 failed responses, and 320 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 ns1.fastmail.com.
Records on Selected Date
84
Historical checks stored for this nameserver on selected date
Average Latency
320 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 14:16
All timestamps shown in UTC
Latest Resolved IP on Selected Date
103.168.172.52
Most recently resolved hosting IP on selected date
Successful Responses
84
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 ns1.fastmail.com
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 |
|---|---|---|---|---|---|
| 84 | 2026-08-25 14:16 | 639232638994329666 |
|
98 ms | 103.168.172.52 |
| 83 | 2026-08-25 14:16 | 639232638994329666 |
|
98 ms | 103.168.172.37 |
| 82 | 2026-08-25 13:59 | 639232628614783237 |
|
234 ms | 103.168.172.37 |
| 81 | 2026-08-25 13:59 | 639232628614783237 |
|
234 ms | 103.168.172.52 |
| 80 | 2026-08-25 13:42 | 639232618360728578 |
|
122 ms | 103.168.172.37 |
| 79 | 2026-08-25 13:42 | 639232618360728578 |
|
122 ms | 103.168.172.52 |
| 78 | 2026-08-25 13:25 | 639232608016476376 |
|
169 ms | 103.168.172.37 |
| 77 | 2026-08-25 13:25 | 639232608016476376 |
|
169 ms | 103.168.172.52 |
| 76 | 2026-08-25 13:07 | 639232597643611557 |
|
118 ms | 103.168.172.37 |
| 75 | 2026-08-25 13:07 | 639232597643611557 |
|
118 ms | 103.168.172.52 |
| 74 | 2026-08-25 12:50 | 639232587225721862 |
|
102 ms | 103.168.172.37 |
| 73 | 2026-08-25 12:50 | 639232587225721862 |
|
102 ms | 103.168.172.52 |
| 72 | 2026-08-25 12:33 | 639232576780683689 |
|
106 ms | 103.168.172.37 |
| 71 | 2026-08-25 12:33 | 639232576780683689 |
|
106 ms | 103.168.172.52 |
| 70 | 2026-08-25 12:15 | 639232566381512620 |
|
188 ms | 103.168.172.37 |
| 69 | 2026-08-25 12:15 | 639232566381512620 |
|
188 ms | 103.168.172.52 |
| 68 | 2026-08-25 11:58 | 639232556111768563 |
|
219 ms | 103.168.172.52 |
| 67 | 2026-08-25 11:58 | 639232556111768563 |
|
219 ms | 103.168.172.37 |
| 66 | 2026-08-25 11:41 | 639232545839529039 |
|
205 ms | 103.168.172.37 |
| 65 | 2026-08-25 11:41 | 639232545839529039 |
|
205 ms | 103.168.172.52 |
| 64 | 2026-08-25 11:24 | 639232535349285207 |
|
125 ms | 103.168.172.37 |
| 63 | 2026-08-25 11:24 | 639232535349285207 |
|
125 ms | 103.168.172.52 |
| 62 | 2026-08-25 11:06 | 639232524938080723 |
|
49 ms | 103.168.172.37 |
| 61 | 2026-08-25 11:06 | 639232524938080723 |
|
49 ms | 103.168.172.52 |
| 60 | 2026-08-25 10:13 | 639232492740373468 |
|
2161 ms | 103.168.172.52 |
| 59 | 2026-08-25 10:13 | 639232492740373468 |
|
2161 ms | 103.168.172.37 |
| 58 | 2026-08-25 09:55 | 639232482235303141 |
|
108 ms | 103.168.172.37 |
| 57 | 2026-08-25 09:55 | 639232482235303141 |
|
108 ms | 103.168.172.52 |
| 56 | 2026-08-25 09:38 | 639232471861770303 |
|
2113 ms | 103.168.172.52 |
| 55 | 2026-08-25 09:38 | 639232471861770303 |
|
2113 ms | 103.168.172.37 |
| 54 | 2026-08-25 09:21 | 639232461630217327 |
|
120 ms | 103.168.172.37 |
| 53 | 2026-08-25 09:21 | 639232461630217327 |
|
120 ms | 103.168.172.52 |
| 52 | 2026-08-25 09:04 | 639232451282965990 |
|
186 ms | 103.168.172.37 |
| 51 | 2026-08-25 09:04 | 639232451282965990 |
|
186 ms | 103.168.172.52 |
| 50 | 2026-08-25 08:46 | 639232440814614938 |
|
143 ms | 103.168.172.37 |
| 49 | 2026-08-25 08:46 | 639232440814614938 |
|
143 ms | 103.168.172.52 |
| 48 | 2026-08-25 08:29 | 639232430410720425 |
|
121 ms | 103.168.172.37 |
| 47 | 2026-08-25 08:29 | 639232430410720425 |
|
121 ms | 103.168.172.52 |
| 46 | 2026-08-25 08:11 | 639232420003096185 |
|
105 ms | 103.168.172.37 |
| 45 | 2026-08-25 08:11 | 639232420003096185 |
|
105 ms | 103.168.172.52 |
| 44 | 2026-08-25 07:54 | 639232409467287444 |
|
7 ms | 103.168.172.52 |
| 43 | 2026-08-25 07:54 | 639232409467287444 |
|
7 ms | 103.168.172.37 |
| 42 | 2026-08-25 07:37 | 639232399077195997 |
|
119 ms | 103.168.172.37 |
| 41 | 2026-08-25 07:37 | 639232399077195997 |
|
119 ms | 103.168.172.52 |
| 40 | 2026-08-25 07:19 | 639232388731528337 |
|
121 ms | 103.168.172.37 |
| 39 | 2026-08-25 07:19 | 639232388731528337 |
|
121 ms | 103.168.172.52 |
| 38 | 2026-08-25 07:02 | 639232378288598612 |
|
115 ms | 103.168.172.52 |
| 37 | 2026-08-25 07:02 | 639232378288598612 |
|
115 ms | 103.168.172.37 |
| 36 | 2026-08-25 06:08 | 639232346196373643 |
|
111 ms | 103.168.172.37 |
| 35 | 2026-08-25 06:08 | 639232346196373643 |
|
111 ms | 103.168.172.52 |
| 34 | 2026-08-25 05:52 | 639232336112370741 |
|
123 ms | 103.168.172.37 |
| 33 | 2026-08-25 05:52 | 639232336112370741 |
|
123 ms | 103.168.172.52 |
| 32 | 2026-08-25 05:35 | 639232326146508970 |
|
101 ms | 103.168.172.37 |
| 31 | 2026-08-25 05:35 | 639232326146508970 |
|
101 ms | 103.168.172.52 |
| 30 | 2026-08-25 05:18 | 639232316189381720 |
|
121 ms | 103.168.172.52 |
| 29 | 2026-08-25 05:18 | 639232316189381720 |
|
121 ms | 103.168.172.37 |
| 28 | 2026-08-25 05:02 | 639232306217998913 |
|
156 ms | 103.168.172.52 |
| 27 | 2026-08-25 05:02 | 639232306217998913 |
|
156 ms | 103.168.172.37 |
| 26 | 2026-08-25 04:45 | 639232296255744174 |
|
2175 ms | 103.168.172.52 |
| 25 | 2026-08-25 04:45 | 639232296255744174 |
|
2175 ms | 103.168.172.37 |
| 24 | 2026-08-25 04:28 | 639232286095760789 |
|
2134 ms | 103.168.172.52 |
| 23 | 2026-08-25 04:28 | 639232286095760789 |
|
2134 ms | 103.168.172.37 |
| 22 | 2026-08-25 04:11 | 639232276086186273 |
|
127 ms | 103.168.172.37 |
| 21 | 2026-08-25 04:11 | 639232276086186273 |
|
127 ms | 103.168.172.52 |
| 20 | 2026-08-25 03:55 | 639232265900986425 |
|
129 ms | 103.168.172.37 |
| 19 | 2026-08-25 03:55 | 639232265900986425 |
|
129 ms | 103.168.172.52 |
| 18 | 2026-08-25 03:38 | 639232255723518075 |
|
98 ms | 103.168.172.37 |
| 17 | 2026-08-25 03:38 | 639232255723518075 |
|
98 ms | 103.168.172.52 |
| 16 | 2026-08-25 03:21 | 639232245484452890 |
|
107 ms | 103.168.172.37 |
| 15 | 2026-08-25 03:21 | 639232245484452890 |
|
107 ms | 103.168.172.52 |
| 14 | 2026-08-25 03:03 | 639232235157175331 |
|
143 ms | 103.168.172.37 |
| 13 | 2026-08-25 03:03 | 639232235157175331 |
|
143 ms | 103.168.172.52 |
| 12 | 2026-08-25 02:10 | 639232203197189095 |
|
104 ms | 103.168.172.37 |
| 11 | 2026-08-25 02:10 | 639232203197189095 |
|
104 ms | 103.168.172.52 |
| 10 | 2026-08-25 01:53 | 639232192844564298 |
|
99 ms | 103.168.172.37 |
| 9 | 2026-08-25 01:53 | 639232192844564298 |
|
99 ms | 103.168.172.52 |
| 8 | 2026-08-25 01:36 | 639232182496008942 |
|
108 ms | 103.168.172.37 |
| 7 | 2026-08-25 01:36 | 639232182496008942 |
|
108 ms | 103.168.172.52 |
| 6 | 2026-08-25 01:18 | 639232172197053132 |
|
215 ms | 103.168.172.37 |
| 5 | 2026-08-25 01:18 | 639232172197053132 |
|
215 ms | 103.168.172.52 |
| 4 | 2026-08-25 00:25 | 639232140250307418 |
|
112 ms | 103.168.172.37 |
| 3 | 2026-08-25 00:25 | 639232140250307418 |
|
112 ms | 103.168.172.52 |
| 2 | 2026-08-25 00:08 | 639232129927860324 |
|
110 ms | 103.168.172.37 |
| 1 | 2026-08-25 00:08 | 639232129927860324 |
|
110 ms | 103.168.172.52 |