DNS response history for syros.sourceguides.com

syros.sourceguides.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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 73 successful responses, 0 failed responses, and 452 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 syros.sourceguides.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

452 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

199.38.85.6

Most recently resolved hosting IP on selected date

Successful Responses

73

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 syros.sourceguides.com

Showing DNS history for 2026-08-21 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
73 2026-08-21 23:59 639229527598660841
680 ms 199.38.85.6
72 2026-08-21 23:43 639229517954323214
2025 ms 199.38.85.6
71 2026-08-21 23:27 639229508269999021
6 ms 199.38.85.6
70 2026-08-21 23:10 639229498559060171
538 ms 199.38.85.6
69 2026-08-21 22:54 639229488519347586
677 ms 199.38.85.6
68 2026-08-21 22:00 639229456606578934
3 ms 199.38.85.6
67 2026-08-21 21:44 639229446985772499
5 ms 199.38.85.6
66 2026-08-21 21:28 639229437367313098
2123 ms 199.38.85.6
65 2026-08-21 21:12 639229427923950391
15 ms 199.38.85.6
64 2026-08-21 20:56 639229418168588854
4 ms 199.38.85.6
63 2026-08-21 20:40 639229408345678334
3 ms 199.38.85.6
62 2026-08-21 20:24 639229398616354648
8 ms 199.38.85.6
61 2026-08-21 20:07 639229388634592323
1789 ms 199.38.85.6
60 2026-08-21 19:51 639229378792837692
277 ms 199.38.85.6
59 2026-08-21 19:34 639229369154682311
4 ms 199.38.85.6
58 2026-08-21 19:18 639229359248017926
126 ms 199.38.85.6
57 2026-08-21 19:01 639229349124294642
121 ms 199.38.85.6
56 2026-08-21 18:09 639229317791715692
10 ms 199.38.85.6
55 2026-08-21 17:53 639229308115194575
3 ms 199.38.85.6
54 2026-08-21 17:37 639229298320320558
721 ms 199.38.85.6
53 2026-08-21 17:20 639229288674863221
736 ms 199.38.85.6
52 2026-08-21 17:04 639229278983677079
1951 ms 199.38.85.6
51 2026-08-21 16:48 639229269405517175
747 ms 199.38.85.6
50 2026-08-21 16:32 639229259594798244
130 ms 199.38.85.6
49 2026-08-21 16:16 639229249736681188
4 ms 199.38.85.6
48 2026-08-21 15:59 639229239699417787
3 ms 199.38.85.6
47 2026-08-21 15:42 639229229621964033
4 ms 199.38.85.6
46 2026-08-21 15:25 639229219567270965
6 ms 199.38.85.6
45 2026-08-21 15:09 639229209406666856
707 ms 199.38.85.6
44 2026-08-21 14:16 639229177815876178
688 ms 199.38.85.6
43 2026-08-21 13:59 639229168243572685
118 ms 199.38.85.6
42 2026-08-21 13:43 639229158599856475
5 ms 199.38.85.6
41 2026-08-21 13:27 639229148998940902
1507 ms 199.38.85.6
40 2026-08-21 13:11 639229139276923594
2 ms 199.38.85.6
39 2026-08-21 12:55 639229129709912394
122 ms 199.38.85.6
38 2026-08-21 12:39 639229119801488500
134 ms 199.38.85.6
37 2026-08-21 12:23 639229110135262458
706 ms 199.38.85.6
36 2026-08-21 12:07 639229100336051392
699 ms 199.38.85.6
35 2026-08-21 11:50 639229090641415626
121 ms 199.38.85.6
34 2026-08-21 11:34 639229080702683947
1076 ms 199.38.85.6
33 2026-08-21 11:17 639229070601456699
677 ms 199.38.85.6
32 2026-08-21 10:24 639229038947447232
2 ms 199.38.85.6
31 2026-08-21 10:08 639229029268708773
675 ms 199.38.85.6
30 2026-08-21 09:52 639229019647910603
13 ms 199.38.85.6
29 2026-08-21 09:36 639229009983843738
2 ms 199.38.85.6
28 2026-08-21 09:20 639229000203331882
3 ms 199.38.85.6
27 2026-08-21 09:03 639228990302335999
1094 ms 199.38.85.6
26 2026-08-21 08:47 639228980567740722
4 ms 199.38.85.6
25 2026-08-21 08:31 639228970762445174
4 ms 199.38.85.6
24 2026-08-21 08:14 639228961065054445
2 ms 199.38.85.6
23 2026-08-21 07:58 639228951224649885
3 ms 199.38.85.6
22 2026-08-21 07:42 639228941303864592
13 ms 199.38.85.6
21 2026-08-21 07:25 639228931191328583
696 ms 199.38.85.6
20 2026-08-21 06:32 639228899518173317
3 ms 199.38.85.6
19 2026-08-21 06:16 639228889785027669
2 ms 199.38.85.6
18 2026-08-21 05:59 639228880106330161
2 ms 199.38.85.6
17 2026-08-21 05:43 639228870316184091
4 ms 199.38.85.6
16 2026-08-21 05:27 639228860695366512
1116 ms 199.38.85.6
15 2026-08-21 05:11 639228851027209500
3 ms 199.38.85.6
14 2026-08-21 04:55 639228841479265462
677 ms 199.38.85.6
13 2026-08-21 04:39 639228831752962260
210 ms 199.38.85.6
12 2026-08-21 04:23 639228821953295483
3 ms 199.38.85.6
11 2026-08-21 04:06 639228812227429953
526 ms 199.38.85.6
10 2026-08-21 03:50 639228802476107538
3 ms 199.38.85.6
9 2026-08-21 03:34 639228792525492032
714 ms 199.38.85.6
8 2026-08-21 02:41 639228761131421385
12 ms 199.38.85.6
7 2026-08-21 02:25 639228751571206692
2334 ms 199.38.85.6
6 2026-08-21 02:09 639228741705571019
2 ms 199.38.85.6
5 2026-08-21 01:52 639228731642208228
601 ms 199.38.85.6
4 2026-08-21 01:00 639228700387002072
3 ms 199.38.85.6
3 2026-08-21 00:44 639228690742014433
1086 ms 199.38.85.6
2 2026-08-21 00:27 639228680877937122
116 ms 199.38.85.6
1 2026-08-21 00:11 639228670775860800
3756 ms 199.38.85.6