DNS response history for www.github.com

www.github.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 2026-08-15. For this date, NameServerHistory found 76 DNS check records, 74 successful responses, 2 failed responses, and 186 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 www.github.com.
Records on Selected Date

76

Historical checks stored for this nameserver on selected date

Average Latency

186 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:55

All timestamps shown in UTC

Latest Resolved IP on Selected Date

140.82.121.4

Most recently resolved hosting IP on selected date

Successful Responses

74

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for www.github.com

Showing DNS history for 2026-08-15 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
76 2026-08-15 23:55 639224347685767174
2021 ms 140.82.121.4
75 2026-08-15 23:39 639224338276675277
34 ms 140.82.121.3
74 2026-08-15 22:46 639224306594546649
44 ms 140.82.121.4
73 2026-08-15 22:30 639224297145423303
11 ms 140.82.121.4
72 2026-08-15 22:14 639224287678238833
38 ms 140.82.121.4
71 2026-08-15 21:59 639224278490872828
3 ms 140.82.121.4
70 2026-08-15 21:43 639224269149307826
38 ms 140.82.121.3
69 2026-08-15 21:28 639224259868597616
4 ms 140.82.121.3
68 2026-08-15 21:13 639224250518642175
-
67 2026-08-15 20:57 639224241064772383
4 ms 140.82.121.3
66 2026-08-15 20:41 639224231691099605
12 ms 140.82.121.4
65 2026-08-15 20:26 639224222468168159
43 ms 140.82.121.4
64 2026-08-15 20:10 639224213173899635
13 ms 140.82.121.3
63 2026-08-15 19:55 639224203914451783
10 ms 140.82.121.4
62 2026-08-15 19:02 639224172202542163
39 ms 140.82.121.4
61 2026-08-15 18:47 639224163338654093
22 ms 140.82.121.4
60 2026-08-15 18:32 639224154287995374
5 ms 140.82.121.4
59 2026-08-15 18:17 639224145118612503
34 ms 140.82.121.3
58 2026-08-15 18:01 639224135995990731
37 ms 140.82.121.4
57 2026-08-15 17:47 639224127185332624
2250 ms 140.82.121.4
56 2026-08-15 17:32 639224118229289175
22 ms 140.82.121.3
55 2026-08-15 17:17 639224109273796359
13 ms 140.82.121.3
54 2026-08-15 17:02 639224100490805608
50 ms 140.82.121.3
53 2026-08-15 16:47 639224091353714490
2040 ms 140.82.121.3
52 2026-08-15 16:32 639224082033126828
10 ms 140.82.121.3
51 2026-08-15 16:16 639224072736962403
4 ms 140.82.121.4
50 2026-08-15 15:24 639224041475563754
9 ms 140.82.121.3
49 2026-08-15 15:09 639224032345604453
15 ms 140.82.121.3
48 2026-08-15 14:53 639224023169497283
34 ms 140.82.121.4
47 2026-08-15 14:38 639224013981146405
39 ms 140.82.121.3
46 2026-08-15 14:23 639224004883412586
38 ms 140.82.121.3
45 2026-08-15 14:08 639223995612880615
7 ms 140.82.121.3
44 2026-08-15 13:52 639223986271830789
27 ms 140.82.121.3
43 2026-08-15 13:37 639223977005780949
22 ms 140.82.121.3
42 2026-08-15 13:21 639223967653137793
2014 ms 140.82.121.4
41 2026-08-15 13:05 639223958286010799
23 ms 140.82.121.3
40 2026-08-15 12:50 639223948936108345
3 ms 140.82.121.3
39 2026-08-15 12:34 639223939673066880
31 ms 140.82.121.3
38 2026-08-15 11:41 639223908317760530
3 ms 140.82.121.4
37 2026-08-15 11:26 639223898992594258
17 ms 140.82.121.3
36 2026-08-15 11:10 639223889761312823
4 ms 140.82.121.4
35 2026-08-15 10:55 639223880359273507
12 ms 140.82.121.3
34 2026-08-15 10:39 639223870920466808
30 ms 140.82.121.3
33 2026-08-15 10:23 639223861579762179
15 ms 140.82.121.4
32 2026-08-15 10:08 639223852238616009
-
31 2026-08-15 09:53 639223843019815620
9 ms 140.82.121.4
30 2026-08-15 09:37 639223833669915012
3 ms 140.82.121.3
29 2026-08-15 09:22 639223824494613222
2026 ms 140.82.121.4
28 2026-08-15 09:06 639223815116325293
11 ms 140.82.121.4
27 2026-08-15 08:50 639223805493870221
3 ms 140.82.121.3
26 2026-08-15 07:58 639223774218660438
3 ms 140.82.121.3
25 2026-08-15 07:42 639223764663090372
43 ms 140.82.121.3
24 2026-08-15 07:27 639223755338811400
33 ms 140.82.121.3
23 2026-08-15 07:11 639223746019193268
8 ms 140.82.121.4
22 2026-08-15 06:56 639223736658778104
22 ms 140.82.121.3
21 2026-08-15 06:40 639223727330194499
12 ms 140.82.121.4
20 2026-08-15 06:24 639223717848514742
3 ms 140.82.121.4
19 2026-08-15 06:08 639223708284754056
41 ms 140.82.121.3
18 2026-08-15 05:53 639223699061259933
5 ms 140.82.121.3
17 2026-08-15 05:37 639223689592545140
63 ms 140.82.121.4
16 2026-08-15 05:21 639223680143410810
33 ms 140.82.121.3
15 2026-08-15 05:05 639223670514517104
24 ms 140.82.121.3
14 2026-08-15 04:13 639223638855054294
7 ms 140.82.121.4
13 2026-08-15 03:57 639223629623335972
15 ms 140.82.121.3
12 2026-08-15 03:42 639223620390189495
5 ms 140.82.121.3
11 2026-08-15 03:26 639223610916950440
55 ms 140.82.121.4
10 2026-08-15 03:11 639223601597759168
3 ms 140.82.121.4
9 2026-08-15 02:55 639223592342172093
2 ms 140.82.121.3
8 2026-08-15 02:40 639223583324121497
31 ms 140.82.121.4
7 2026-08-15 02:25 639223574086714218
15 ms 140.82.121.4
6 2026-08-15 02:09 639223564698424889
44 ms 140.82.121.3
5 2026-08-15 01:54 639223555408664206
30 ms 140.82.121.3
4 2026-08-15 01:38 639223546000912416
18 ms 140.82.121.3
3 2026-08-15 01:22 639223536550774847
51 ms 140.82.121.3
2 2026-08-15 00:30 639223505017205611
2 ms 140.82.121.4
1 2026-08-15 00:14 639223495784410207
2020 ms 140.82.121.3