DNS response history for pdns218.ultradns.com

pdns218.ultradns.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 55 DNS check records, 54 successful responses, 1 failed responses, and 211 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 pdns218.ultradns.com.
Records on Selected Date

55

Historical checks stored for this nameserver on selected date

Average Latency

211 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 18:12

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.64.218

Most recently resolved hosting IP on selected date

Successful Responses

54

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 pdns218.ultradns.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
55 2026-08-26 18:12 639233646245051806
12 ms 156.154.64.218
54 2026-08-26 17:55 639233635663779051
40 ms 156.154.64.218
53 2026-08-26 17:37 639233624977342122
37 ms 156.154.64.218
52 2026-08-26 17:19 639233614446136153
10 ms 156.154.64.218
51 2026-08-26 17:02 639233603737877581
19 ms 156.154.64.218
50 2026-08-26 16:44 639233593269224651
16 ms 156.154.64.218
49 2026-08-26 16:26 639233582635086903
29 ms 156.154.64.218
48 2026-08-26 16:09 639233572000374575
13 ms 156.154.64.218
47 2026-08-26 15:51 639233561188633861
12 ms 156.154.64.218
46 2026-08-26 15:33 639233550544357027
4020 ms 156.154.64.218
45 2026-08-26 14:39 639233517966053117
12 ms 156.154.64.218
44 2026-08-26 14:21 639233507603253585
23 ms 156.154.64.218
43 2026-08-26 14:04 639233497229039167
-
42 2026-08-26 13:47 639233486864546406
24 ms 156.154.64.218
41 2026-08-26 13:30 639233476455174682
25 ms 156.154.64.218
40 2026-08-26 13:12 639233466171592605
76 ms 156.154.64.218
39 2026-08-26 12:55 639233455747096265
36 ms 156.154.64.218
38 2026-08-26 12:38 639233445367152284
2009 ms 156.154.64.218
37 2026-08-26 12:20 639233434974187439
47 ms 156.154.64.218
36 2026-08-26 12:03 639233424567558554
7 ms 156.154.64.218
35 2026-08-26 11:45 639233414056832719
11 ms 156.154.64.218
34 2026-08-26 11:28 639233403515141099
11 ms 156.154.64.218
33 2026-08-26 10:33 639233370841350248
18 ms 156.154.64.218
32 2026-08-26 10:16 639233360361507238
36 ms 156.154.64.218
31 2026-08-26 09:59 639233350067824371
10 ms 156.154.64.218
30 2026-08-26 09:41 639233339545274518
54 ms 156.154.64.218
29 2026-08-26 09:24 639233329214918079
14 ms 156.154.64.218
28 2026-08-26 09:07 639233318749762337
15 ms 156.154.64.218
27 2026-08-26 08:49 639233308387917838
11 ms 156.154.64.218
26 2026-08-26 08:32 639233297961740122
13 ms 156.154.64.218
25 2026-08-26 08:15 639233287487159094
37 ms 156.154.64.218
24 2026-08-26 07:57 639233276995531707
11 ms 156.154.64.218
23 2026-08-26 07:40 639233266521568229
40 ms 156.154.64.218
22 2026-08-26 07:22 639233256081047431
30 ms 156.154.64.218
21 2026-08-26 06:28 639233223620132921
44 ms 156.154.64.218
20 2026-08-26 06:11 639233213287814244
10 ms 156.154.64.218
19 2026-08-26 05:54 639233202925983161
27 ms 156.154.64.218
18 2026-08-26 05:36 639233192644780696
23 ms 156.154.64.218
17 2026-08-26 05:19 639233182401183833
11 ms 156.154.64.218
16 2026-08-26 05:02 639233172074181051
150 ms 156.154.64.218
15 2026-08-26 04:45 639233161808421455
17 ms 156.154.64.218
14 2026-08-26 04:28 639233151357344052
48 ms 156.154.64.218
13 2026-08-26 04:10 639233141034116946
9 ms 156.154.64.218
12 2026-08-26 03:53 639233130828334142
9 ms 156.154.64.218
11 2026-08-26 03:36 639233120373450007
12 ms 156.154.64.218
10 2026-08-26 03:19 639233110066216193
29 ms 156.154.64.218
9 2026-08-26 02:25 639233078065410564
49 ms 156.154.64.218
8 2026-08-26 02:08 639233067787457832
10 ms 156.154.64.218
7 2026-08-26 01:51 639233057501801162
18 ms 156.154.64.218
6 2026-08-26 01:34 639233047089431703
10 ms 156.154.64.218
5 2026-08-26 01:17 639233036754790688
28 ms 156.154.64.218
4 2026-08-26 00:59 639233026412602472
4050 ms 156.154.64.218
3 2026-08-26 00:42 639233016064066127
15 ms 156.154.64.218
2 2026-08-26 00:25 639233005922655772
10 ms 156.154.64.218
1 2026-08-26 00:08 639232995672256907
20 ms 156.154.64.218