DNS response history for merlin.psfc.mit.edu

merlin.psfc.mit.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 2026-08-24. For this date, NameServerHistory found 44 DNS check records, 44 successful responses, 0 failed responses, and 91 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 merlin.psfc.mit.edu.
Records on Selected Date

44

Historical checks stored for this nameserver on selected date

Average Latency

91 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 18:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

198.125.177.108

Most recently resolved hosting IP on selected date

Successful Responses

44

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 merlin.psfc.mit.edu

Showing DNS history for 2026-08-24 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
44 2026-08-24 18:46 639231932094180724
4 ms 198.125.177.108
43 2026-08-24 18:29 639231922041034838
112 ms 198.125.177.108
42 2026-08-24 17:36 639231890488117536
100 ms 198.125.177.108
41 2026-08-24 17:20 639231880574255543
98 ms 198.125.177.108
40 2026-08-24 17:03 639231870418029045
110 ms 198.125.177.108
39 2026-08-24 16:46 639231860258429562
95 ms 198.125.177.108
38 2026-08-24 15:53 639231828211839931
97 ms 198.125.177.108
37 2026-08-24 15:36 639231818080917481
91 ms 198.125.177.108
36 2026-08-24 15:19 639231807961539652
104 ms 198.125.177.108
35 2026-08-24 15:02 639231797631669865
96 ms 198.125.177.108
34 2026-08-24 14:09 639231765923559455
102 ms 198.125.177.108
33 2026-08-24 13:52 639231755868832964
102 ms 198.125.177.108
32 2026-08-24 13:35 639231745628278877
5 ms 198.125.177.108
31 2026-08-24 13:18 639231735407682062
93 ms 198.125.177.108
30 2026-08-24 12:25 639231703815441688
6 ms 198.125.177.108
29 2026-08-24 12:09 639231693747052549
89 ms 198.125.177.108
28 2026-08-24 11:52 639231683712487276
106 ms 198.125.177.108
27 2026-08-24 11:35 639231673513573868
505 ms 198.125.177.108
26 2026-08-24 10:42 639231641791249939
90 ms 198.125.177.108
25 2026-08-24 10:25 639231631866211033
90 ms 198.125.177.108
24 2026-08-24 10:09 639231621644955316
96 ms 198.125.177.108
23 2026-08-24 09:52 639231611478799259
92 ms 198.125.177.108
22 2026-08-24 08:59 639231579923718211
95 ms 198.125.177.108
21 2026-08-24 08:42 639231569810702936
4 ms 198.125.177.108
20 2026-08-24 08:25 639231559762411619
96 ms 198.125.177.108
19 2026-08-24 08:08 639231549663595407
100 ms 198.125.177.108
18 2026-08-24 07:16 639231518076817246
102 ms 198.125.177.108
17 2026-08-24 06:59 639231508078650885
96 ms 198.125.177.108
16 2026-08-24 06:43 639231498210697093
104 ms 198.125.177.108
15 2026-08-24 06:26 639231488109699360
90 ms 198.125.177.108
14 2026-08-24 05:34 639231456772510692
4 ms 198.125.177.108
13 2026-08-24 05:17 639231447084631185
122 ms 198.125.177.108
12 2026-08-24 05:01 639231437208519473
3 ms 198.125.177.108
11 2026-08-24 04:44 639231427209627490
108 ms 198.125.177.108
10 2026-08-24 03:52 639231395791246644
100 ms 198.125.177.108
9 2026-08-24 03:36 639231386075551458
4 ms 198.125.177.108
8 2026-08-24 03:19 639231376208713791
94 ms 198.125.177.108
7 2026-08-24 03:03 639231366170589276
94 ms 198.125.177.108
6 2026-08-24 02:10 639231334732159368
95 ms 198.125.177.108
5 2026-08-24 01:54 639231325035670078
98 ms 198.125.177.108
4 2026-08-24 01:38 639231315132253837
96 ms 198.125.177.108
3 2026-08-24 01:21 639231305014280808
101 ms 198.125.177.108
2 2026-08-24 00:28 639231273779380675
110 ms 198.125.177.108
1 2026-08-24 00:12 639231264180839154
4 ms 198.125.177.108