DNS response history for ns1.crtdns.com

ns1.crtdns.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 2026-08-26. For this date, NameServerHistory found 48 DNS check records, 47 successful responses, 1 failed responses, and 122 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 ns1.crtdns.com.
Records on Selected Date

48

Historical checks stored for this nameserver on selected date

Average Latency

122 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 16:09

All timestamps shown in UTC

Latest Resolved IP on Selected Date

145.223.98.135

Most recently resolved hosting IP on selected date

Successful Responses

47

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.crtdns.com

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
48 2026-08-26 16:09 639233572000374575
29 ms 145.223.98.135
47 2026-08-26 15:51 639233561188633861
32 ms 145.223.98.135
46 2026-08-26 15:33 639233550544357027
25 ms 145.223.98.135
45 2026-08-26 14:39 639233517966053117
9 ms 145.223.98.135
44 2026-08-26 14:22 639233507603253585
38 ms 145.223.98.135
43 2026-08-26 14:04 639233497229039167
26 ms 145.223.98.135
42 2026-08-26 13:47 639233486864546406
30 ms 145.223.98.135
41 2026-08-26 13:30 639233476455174682
26 ms 145.223.98.135
40 2026-08-26 13:13 639233466171592605
2040 ms 145.223.98.135
39 2026-08-26 12:55 639233455747096265
28 ms 145.223.98.135
38 2026-08-26 12:38 639233445367152284
26 ms 145.223.98.135
37 2026-08-26 12:21 639233434974187439
21 ms 145.223.98.135
36 2026-08-26 12:03 639233424567558554
13 ms 145.223.98.135
35 2026-08-26 11:46 639233414056832719
30 ms 145.223.98.135
34 2026-08-26 11:28 639233403515141099
54 ms 145.223.98.135
33 2026-08-26 10:34 639233370841350248
21 ms 145.223.98.135
32 2026-08-26 10:16 639233360361507238
29 ms 145.223.98.135
31 2026-08-26 09:59 639233350067824371
38 ms 145.223.98.135
30 2026-08-26 09:42 639233339545274518
-
29 2026-08-26 09:24 639233329214918079
53 ms 145.223.98.135
28 2026-08-26 09:07 639233318749762337
44 ms 145.223.98.135
27 2026-08-26 08:50 639233308387917838
26 ms 145.223.98.135
26 2026-08-26 08:32 639233297961740122
36 ms 145.223.98.135
25 2026-08-26 08:15 639233287487159094
24 ms 145.223.98.135
24 2026-08-26 07:57 639233276995531707
39 ms 145.223.98.135
23 2026-08-26 07:40 639233266521568229
58 ms 145.223.98.135
22 2026-08-26 07:23 639233256081047431
50 ms 145.223.98.135
21 2026-08-26 06:28 639233223620132921
41 ms 145.223.98.135
20 2026-08-26 06:11 639233213287814244
19 ms 145.223.98.135
19 2026-08-26 05:54 639233202925983161
27 ms 145.223.98.135
18 2026-08-26 05:37 639233192644780696
26 ms 145.223.98.135
17 2026-08-26 05:20 639233182401183833
57 ms 145.223.98.135
16 2026-08-26 05:03 639233172074181051
21 ms 145.223.98.135
15 2026-08-26 04:45 639233161808421455
38 ms 145.223.98.135
14 2026-08-26 04:28 639233151357344052
20 ms 145.223.98.135
13 2026-08-26 04:11 639233141034116946
40 ms 145.223.98.135
12 2026-08-26 03:54 639233130828334142
33 ms 145.223.98.135
11 2026-08-26 03:36 639233120373450007
24 ms 145.223.98.135
10 2026-08-26 03:19 639233110066216193
49 ms 145.223.98.135
9 2026-08-26 02:26 639233078065410564
33 ms 145.223.98.135
8 2026-08-26 02:09 639233067787457832
24 ms 145.223.98.135
7 2026-08-26 01:52 639233057501801162
63 ms 145.223.98.135
6 2026-08-26 01:34 639233047089431703
54 ms 145.223.98.135
5 2026-08-26 01:17 639233036754790688
2056 ms 145.223.98.135
4 2026-08-26 01:00 639233026412602472
29 ms 145.223.98.135
3 2026-08-26 00:42 639233016064066127
160 ms 145.223.98.135
2 2026-08-26 00:26 639233005922655772
42 ms 145.223.98.135
1 2026-08-26 00:09 639232995672256907
11 ms 145.223.98.135