DNS response history for global.ssl.fastly.net

global.ssl.fastly.net 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 2026-08-26. For this date, NameServerHistory found 92 DNS check records, 92 successful responses, 0 failed responses, and 28 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 global.ssl.fastly.net.
Records on Selected Date

92

Historical checks stored for this nameserver on selected date

Average Latency

28 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 07:37

All timestamps shown in UTC

Latest Resolved IP on Selected Date

151.101.0.249

Most recently resolved hosting IP on selected date

Successful Responses

92

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 global.ssl.fastly.net

Showing DNS history for 2026-08-26 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
92 2026-08-26 07:37 639233266521568229
39 ms 151.101.0.249
91 2026-08-26 07:37 639233266521568229
39 ms 151.101.64.249
90 2026-08-26 07:37 639233266521568229
39 ms 151.101.128.249
89 2026-08-26 07:37 639233266521568229
39 ms 151.101.192.249
88 2026-08-26 07:20 639233256081047431
20 ms 151.101.0.249
87 2026-08-26 07:20 639233256081047431
20 ms 151.101.64.249
86 2026-08-26 07:20 639233256081047431
20 ms 151.101.128.249
85 2026-08-26 07:20 639233256081047431
20 ms 151.101.192.249
84 2026-08-26 06:26 639233223620132921
10 ms 151.101.0.249
83 2026-08-26 06:26 639233223620132921
10 ms 151.101.192.249
82 2026-08-26 06:26 639233223620132921
10 ms 151.101.128.249
81 2026-08-26 06:26 639233223620132921
10 ms 151.101.64.249
80 2026-08-26 06:08 639233213287814244
70 ms 151.101.0.249
79 2026-08-26 06:08 639233213287814244
70 ms 151.101.192.249
78 2026-08-26 06:08 639233213287814244
70 ms 151.101.128.249
77 2026-08-26 06:08 639233213287814244
70 ms 151.101.64.249
76 2026-08-26 05:51 639233202925983161
22 ms 151.101.0.249
75 2026-08-26 05:51 639233202925983161
22 ms 151.101.64.249
74 2026-08-26 05:51 639233202925983161
22 ms 151.101.128.249
73 2026-08-26 05:51 639233202925983161
22 ms 151.101.192.249
72 2026-08-26 05:34 639233192644780696
66 ms 151.101.64.249
71 2026-08-26 05:34 639233192644780696
66 ms 151.101.0.249
70 2026-08-26 05:34 639233192644780696
66 ms 151.101.192.249
69 2026-08-26 05:34 639233192644780696
66 ms 151.101.128.249
68 2026-08-26 05:17 639233182401183833
39 ms 151.101.0.249
67 2026-08-26 05:17 639233182401183833
39 ms 151.101.64.249
66 2026-08-26 05:17 639233182401183833
39 ms 151.101.128.249
65 2026-08-26 05:17 639233182401183833
39 ms 151.101.192.249
64 2026-08-26 05:00 639233172074181051
13 ms 151.101.128.249
63 2026-08-26 05:00 639233172074181051
13 ms 151.101.192.249
62 2026-08-26 05:00 639233172074181051
13 ms 151.101.64.249
61 2026-08-26 05:00 639233172074181051
13 ms 151.101.0.249
60 2026-08-26 04:43 639233161808421455
55 ms 151.101.0.249
59 2026-08-26 04:43 639233161808421455
55 ms 151.101.192.249
58 2026-08-26 04:43 639233161808421455
55 ms 151.101.128.249
57 2026-08-26 04:43 639233161808421455
55 ms 151.101.64.249
56 2026-08-26 04:25 639233151357344052
20 ms 151.101.64.249
55 2026-08-26 04:25 639233151357344052
20 ms 151.101.128.249
54 2026-08-26 04:25 639233151357344052
20 ms 151.101.192.249
53 2026-08-26 04:25 639233151357344052
20 ms 151.101.0.249
52 2026-08-26 04:08 639233141034116946
9 ms 151.101.0.249
51 2026-08-26 04:08 639233141034116946
9 ms 151.101.64.249
50 2026-08-26 04:08 639233141034116946
9 ms 151.101.128.249
49 2026-08-26 04:08 639233141034116946
9 ms 151.101.192.249
48 2026-08-26 03:51 639233130828334142
8 ms 151.101.0.249
47 2026-08-26 03:51 639233130828334142
8 ms 151.101.64.249
46 2026-08-26 03:51 639233130828334142
8 ms 151.101.128.249
45 2026-08-26 03:51 639233130828334142
8 ms 151.101.192.249
44 2026-08-26 03:34 639233120373450007
43 ms 151.101.192.249
43 2026-08-26 03:34 639233120373450007
43 ms 151.101.0.249
42 2026-08-26 03:34 639233120373450007
43 ms 151.101.64.249
41 2026-08-26 03:34 639233120373450007
43 ms 151.101.128.249
40 2026-08-26 03:16 639233110066216193
10 ms 151.101.128.249
39 2026-08-26 03:16 639233110066216193
10 ms 151.101.192.249
38 2026-08-26 03:16 639233110066216193
10 ms 151.101.0.249
37 2026-08-26 03:16 639233110066216193
10 ms 151.101.64.249
36 2026-08-26 02:23 639233078065410564
26 ms 151.101.0.249
35 2026-08-26 02:23 639233078065410564
26 ms 151.101.64.249
34 2026-08-26 02:23 639233078065410564
26 ms 151.101.128.249
33 2026-08-26 02:23 639233078065410564
26 ms 151.101.192.249
32 2026-08-26 02:06 639233067787457832
30 ms 151.101.128.249
31 2026-08-26 02:06 639233067787457832
30 ms 151.101.0.249
30 2026-08-26 02:06 639233067787457832
30 ms 151.101.64.249
29 2026-08-26 02:06 639233067787457832
30 ms 151.101.192.249
28 2026-08-26 01:49 639233057501801162
28 ms 151.101.64.249
27 2026-08-26 01:49 639233057501801162
28 ms 151.101.0.249
26 2026-08-26 01:49 639233057501801162
28 ms 151.101.192.249
25 2026-08-26 01:49 639233057501801162
28 ms 151.101.128.249
24 2026-08-26 01:31 639233047089431703
12 ms 151.101.0.249
23 2026-08-26 01:31 639233047089431703
12 ms 151.101.64.249
22 2026-08-26 01:31 639233047089431703
12 ms 151.101.128.249
21 2026-08-26 01:31 639233047089431703
12 ms 151.101.192.249
20 2026-08-26 01:14 639233036754790688
7 ms 151.101.0.249
19 2026-08-26 01:14 639233036754790688
7 ms 151.101.64.249
18 2026-08-26 01:14 639233036754790688
7 ms 151.101.128.249
17 2026-08-26 01:14 639233036754790688
7 ms 151.101.192.249
16 2026-08-26 00:57 639233026412602472
43 ms 151.101.0.249
15 2026-08-26 00:57 639233026412602472
43 ms 151.101.64.249
14 2026-08-26 00:57 639233026412602472
43 ms 151.101.192.249
13 2026-08-26 00:57 639233026412602472
43 ms 151.101.128.249
12 2026-08-26 00:40 639233016064066127
23 ms 151.101.0.249
11 2026-08-26 00:40 639233016064066127
23 ms 151.101.192.249
10 2026-08-26 00:40 639233016064066127
23 ms 151.101.128.249
9 2026-08-26 00:40 639233016064066127
23 ms 151.101.64.249
8 2026-08-26 00:23 639233005922655772
40 ms 151.101.192.249
7 2026-08-26 00:23 639233005922655772
40 ms 151.101.128.249
6 2026-08-26 00:23 639233005922655772
40 ms 151.101.64.249
5 2026-08-26 00:23 639233005922655772
40 ms 151.101.0.249
4 2026-08-26 00:06 639232995672256907
21 ms 151.101.64.249
3 2026-08-26 00:06 639232995672256907
21 ms 151.101.192.249
2 2026-08-26 00:06 639232995672256907
21 ms 151.101.128.249
1 2026-08-26 00:06 639232995672256907
21 ms 151.101.0.249