DNS response history for github.io

github.io 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 2026-08-28. For this date, NameServerHistory found 93 DNS check records, 92 successful responses, 1 failed responses, and 40 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 github.io.
Records on Selected Date

93

Historical checks stored for this nameserver on selected date

Average Latency

40 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-28 09:41

All timestamps shown in UTC

Latest Resolved IP on Selected Date

185.199.111.153

Most recently resolved hosting IP on selected date

Successful Responses

92

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for github.io

Showing DNS history for 2026-08-28 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
93 2026-08-28 09:41 639235068670703481
24 ms 185.199.111.153
92 2026-08-28 09:41 639235068670703481
24 ms 185.199.109.153
91 2026-08-28 09:41 639235068670703481
24 ms 185.199.110.153
90 2026-08-28 09:41 639235068670703481
24 ms 185.199.108.153
89 2026-08-28 09:23 639235058337459445
51 ms 185.199.110.153
88 2026-08-28 09:23 639235058337459445
51 ms 185.199.111.153
87 2026-08-28 09:23 639235058337459445
51 ms 185.199.108.153
86 2026-08-28 09:23 639235058337459445
51 ms 185.199.109.153
85 2026-08-28 09:06 639235047825109146
34 ms 185.199.108.153
84 2026-08-28 09:06 639235047825109146
34 ms 185.199.109.153
83 2026-08-28 09:06 639235047825109146
34 ms 185.199.110.153
82 2026-08-28 09:06 639235047825109146
34 ms 185.199.111.153
81 2026-08-28 08:48 639235037383229033
18 ms 185.199.111.153
80 2026-08-28 08:48 639235037383229033
18 ms 185.199.108.153
79 2026-08-28 08:48 639235037383229033
18 ms 185.199.109.153
78 2026-08-28 08:48 639235037383229033
18 ms 185.199.110.153
77 2026-08-28 07:56 639235005619242711
31 ms 185.199.110.153
76 2026-08-28 07:56 639235005619242711
31 ms 185.199.111.153
75 2026-08-28 07:56 639235005619242711
31 ms 185.199.108.153
74 2026-08-28 07:56 639235005619242711
31 ms 185.199.109.153
73 2026-08-28 07:38 639234995310346584
2 ms 185.199.109.153
72 2026-08-28 07:38 639234995310346584
2 ms 185.199.110.153
71 2026-08-28 07:38 639234995310346584
2 ms 185.199.111.153
70 2026-08-28 07:38 639234995310346584
2 ms 185.199.108.153
69 2026-08-28 07:21 639234984946548933
42 ms 185.199.109.153
68 2026-08-28 07:21 639234984946548933
42 ms 185.199.110.153
67 2026-08-28 07:21 639234984946548933
42 ms 185.199.111.153
66 2026-08-28 07:21 639234984946548933
42 ms 185.199.108.153
65 2026-08-28 07:04 639234974608077290
20 ms 185.199.110.153
64 2026-08-28 07:04 639234974608077290
20 ms 185.199.111.153
63 2026-08-28 07:04 639234974608077290
20 ms 185.199.108.153
62 2026-08-28 07:04 639234974608077290
20 ms 185.199.109.153
61 2026-08-28 06:10 639234942529845595
36 ms 185.199.108.153
60 2026-08-28 06:10 639234942529845595
36 ms 185.199.110.153
59 2026-08-28 06:10 639234942529845595
36 ms 185.199.111.153
58 2026-08-28 06:10 639234942529845595
36 ms 185.199.109.153
57 2026-08-28 05:53 639234932259126627
25 ms 185.199.109.153
56 2026-08-28 05:53 639234932259126627
25 ms 185.199.108.153
55 2026-08-28 05:53 639234932259126627
25 ms 185.199.110.153
54 2026-08-28 05:53 639234932259126627
25 ms 185.199.111.153
53 2026-08-28 05:36 639234921916735988
45 ms 185.199.109.153
52 2026-08-28 05:36 639234921916735988
45 ms 185.199.111.153
51 2026-08-28 05:36 639234921916735988
45 ms 185.199.110.153
50 2026-08-28 05:36 639234921916735988
45 ms 185.199.108.153
49 2026-08-28 05:19 639234911470038027
121 ms 185.199.109.153
48 2026-08-28 05:19 639234911470038027
121 ms 185.199.110.153
47 2026-08-28 05:19 639234911470038027
121 ms 185.199.111.153
46 2026-08-28 05:19 639234911470038027
121 ms 185.199.108.153
45 2026-08-28 04:25 639234879588411654
22 ms 185.199.109.153
44 2026-08-28 04:25 639234879588411654
22 ms 185.199.110.153
43 2026-08-28 04:25 639234879588411654
22 ms 185.199.111.153
42 2026-08-28 04:25 639234879588411654
22 ms 185.199.108.153
41 2026-08-28 04:08 639234869341589104
20 ms 185.199.108.153
40 2026-08-28 04:08 639234869341589104
20 ms 185.199.109.153
39 2026-08-28 04:08 639234869341589104
20 ms 185.199.111.153
38 2026-08-28 04:08 639234869341589104
20 ms 185.199.110.153
37 2026-08-28 03:51 639234859012216675
67 ms 185.199.109.153
36 2026-08-28 03:51 639234859012216675
67 ms 185.199.111.153
35 2026-08-28 03:51 639234859012216675
67 ms 185.199.110.153
34 2026-08-28 03:51 639234859012216675
67 ms 185.199.108.153
33 2026-08-28 03:34 639234848695364934
20 ms 185.199.111.153
32 2026-08-28 03:34 639234848695364934
20 ms 185.199.108.153
31 2026-08-28 03:34 639234848695364934
20 ms 185.199.109.153
30 2026-08-28 03:34 639234848695364934
20 ms 185.199.110.153
29 2026-08-28 02:41 639234816952458162
-
28 2026-08-28 02:24 639234806773081598
15 ms 185.199.111.153
27 2026-08-28 02:24 639234806773081598
15 ms 185.199.110.153
26 2026-08-28 02:24 639234806773081598
15 ms 185.199.108.153
25 2026-08-28 02:24 639234806773081598
15 ms 185.199.109.153
24 2026-08-28 02:07 639234796382955255
28 ms 185.199.110.153
23 2026-08-28 02:07 639234796382955255
28 ms 185.199.111.153
22 2026-08-28 02:07 639234796382955255
28 ms 185.199.108.153
21 2026-08-28 02:07 639234796382955255
28 ms 185.199.109.153
20 2026-08-28 01:50 639234786015782563
35 ms 185.199.108.153
19 2026-08-28 01:50 639234786015782563
35 ms 185.199.109.153
18 2026-08-28 01:50 639234786015782563
35 ms 185.199.110.153
17 2026-08-28 01:50 639234786015782563
35 ms 185.199.111.153
16 2026-08-28 00:56 639234753811917646
20 ms 185.199.108.153
15 2026-08-28 00:56 639234753811917646
20 ms 185.199.109.153
14 2026-08-28 00:56 639234753811917646
20 ms 185.199.110.153
13 2026-08-28 00:56 639234753811917646
20 ms 185.199.111.153
12 2026-08-28 00:39 639234743739767811
7 ms 185.199.109.153
11 2026-08-28 00:39 639234743739767811
7 ms 185.199.110.153
10 2026-08-28 00:39 639234743739767811
7 ms 185.199.111.153
9 2026-08-28 00:39 639234743739767811
7 ms 185.199.108.153
8 2026-08-28 00:22 639234733372362811
20 ms 185.199.108.153
7 2026-08-28 00:22 639234733372362811
20 ms 185.199.109.153
6 2026-08-28 00:22 639234733372362811
20 ms 185.199.110.153
5 2026-08-28 00:22 639234733372362811
20 ms 185.199.111.153
4 2026-08-28 00:05 639234723048550337
216 ms 185.199.108.153
3 2026-08-28 00:05 639234723048550337
216 ms 185.199.110.153
2 2026-08-28 00:05 639234723048550337
216 ms 185.199.111.153
1 2026-08-28 00:05 639234723048550337
216 ms 185.199.109.153