us.api.knowbe4.com - dns.ninja

`us.api.knowbe4.com`

DNSSEC	⚠️ Not signed
A	3.167.99.11^{🇺🇸 Amazon3.167.96.0/21}
		PTR	`server-3-167-99-11.iad55.r.cloudfront.net`
A	3.167.99.28^{🇺🇸 Amazon3.167.96.0/21}
A	3.167.99.119^{🇺🇸 Amazon3.167.96.0/21}
A	3.167.99.120^{🇺🇸 Amazon3.167.96.0/21}

Same first word

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DNS History

16 records (4 active, 12 former)

○A13.225.47.1242026-06-02 → 2026-06-08 · 7 obs

● 2026-06-02 11:49:42
● 2026-06-06 16:47:38
○ 2026-06-08 04:25:44
○ 2026-06-08 06:00:46
● 2026-06-08 07:40:06
○ 2026-06-08 11:42:24
○ 2026-06-20 19:19:48

○A13.225.47.782026-06-02 → 2026-06-08 · 7 obs

● 2026-06-02 11:49:42
● 2026-06-06 16:47:38
○ 2026-06-08 04:25:44
○ 2026-06-08 06:00:46
● 2026-06-08 07:40:06
○ 2026-06-08 11:42:24
○ 2026-06-20 19:19:48

○A13.225.47.802026-06-02 → 2026-06-08 · 7 obs

● 2026-06-02 11:49:42
● 2026-06-06 16:47:38
○ 2026-06-08 04:25:44
○ 2026-06-08 06:00:46
● 2026-06-08 07:40:06
○ 2026-06-08 11:42:24
○ 2026-06-20 19:19:48

○A13.225.47.92026-06-02 → 2026-06-08 · 7 obs

● 2026-06-02 11:49:42
● 2026-06-06 16:47:38
○ 2026-06-08 04:25:44
○ 2026-06-08 06:00:46
● 2026-06-08 07:40:06
○ 2026-06-08 11:42:24
○ 2026-06-20 19:19:48

○A13.249.96.102026-06-08 → 2026-06-15 · 26 obs

○ 2026-06-06 16:47:38
● 2026-06-08 04:25:44
● 2026-06-08 06:00:46
○ 2026-06-08 07:40:06
● 2026-06-08 11:42:24
○ 2026-06-08 15:57:58
● 2026-06-08 17:50:40
● 2026-06-08 19:17:16
○ 2026-06-09 23:07:56
● 2026-06-10 06:22:40
● 2026-06-11 00:46:48
○ 2026-06-11 12:09:30
○ 2026-06-12 15:53:24
● 2026-06-12 20:32:42
○ 2026-06-13 09:06:08
○ 2026-06-13 15:55:40
● 2026-06-13 17:37:52
○ 2026-06-13 18:20:42
○ 2026-06-14 01:17:40
● 2026-06-14 14:54:44
● 2026-06-14 23:44:02
○ 2026-06-15 01:03:12
○ 2026-06-15 18:27:12
● 2026-06-15 19:03:26
○ 2026-06-15 23:57:34
○ 2026-06-20 19:19:48

○A13.249.96.1062026-06-08 → 2026-06-15 · 26 obs

○A13.249.96.242026-06-08 → 2026-06-15 · 26 obs

○A13.249.96.792026-06-08 → 2026-06-15 · 26 obs

●A3.167.99.112026-06-11 → 2026-06-20 · 21 obs

○ 2026-06-11 00:46:48
● 2026-06-11 12:09:30
○ 2026-06-11 23:11:30
○ 2026-06-12 00:36:28
● 2026-06-12 07:42:42
○ 2026-06-12 15:53:24
○ 2026-06-13 17:37:52
● 2026-06-13 18:20:42
○ 2026-06-14 00:16:08
○ 2026-06-15 01:58:02
● 2026-06-15 12:46:08
● 2026-06-15 18:27:12
○ 2026-06-15 19:03:26
○ 2026-06-16 16:57:46
● 2026-06-16 20:21:40
● 2026-06-16 22:16:32
○ 2026-06-17 08:03:52
● 2026-06-19 07:38:26
○ 2026-06-20 00:53:38
● 2026-06-20 19:19:46
● 2026-06-20 19:19:48

●A3.167.99.1192026-06-11 → 2026-06-20 · 21 obs

●A3.167.99.1202026-06-11 → 2026-06-20 · 21 obs

●A3.167.99.282026-06-11 → 2026-06-20 · 21 obs

○A3.174.141.1012026-06-08 → 2026-06-20 · 33 obs

○ 2026-06-08 11:42:24
● 2026-06-08 15:57:58
○ 2026-06-08 17:50:40
○ 2026-06-08 19:17:16
● 2026-06-09 23:07:56
○ 2026-06-10 06:22:40
○ 2026-06-11 12:09:30
● 2026-06-11 23:11:30
● 2026-06-12 00:36:28
○ 2026-06-12 07:42:42
● 2026-06-12 15:53:24
○ 2026-06-12 20:32:42
● 2026-06-13 09:06:08
● 2026-06-13 15:55:40
○ 2026-06-13 17:37:52
○ 2026-06-13 18:20:42
● 2026-06-14 00:16:08
● 2026-06-14 01:17:40
○ 2026-06-14 14:54:44
○ 2026-06-14 23:44:02
● 2026-06-15 01:03:12
● 2026-06-15 01:58:02
○ 2026-06-15 12:46:08
○ 2026-06-15 19:03:26
● 2026-06-15 23:57:34
● 2026-06-16 16:57:46
○ 2026-06-16 20:21:40
○ 2026-06-16 22:16:32
● 2026-06-17 08:03:52
○ 2026-06-19 07:38:26
● 2026-06-20 00:53:38
○ 2026-06-20 19:19:46
○ 2026-06-20 19:19:48

○A3.174.141.152026-06-08 → 2026-06-20 · 33 obs

○A3.174.141.412026-06-08 → 2026-06-20 · 33 obs

○A3.174.141.582026-06-08 → 2026-06-20 · 33 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
knowbe4.com	ns-38.awsdns-04.com, ns-853.awsdns-42.net, ns-1036.awsdns-01.org, ns-1882.awsdns-43.co.uk	2 records
api.knowbe4.com	ns-1325.awsdns-37.org, ns-1703.awsdns-20.co.uk, ns-189.awsdns-23.com, ns-776.awsdns-33.net	-

✅ Authoritative Response

Server:205.251.198.167

NS records: ns-1325.awsdns-37.org, ns-1703.awsdns-20.co.uk, ns-189.awsdns-23.com, ns-776.awsdns-33.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2055ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.167.99.119, 3.167.99.11...`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-38.awsdns-04.com, ns-38.awsdns-04.com)

Analysis

IP Addresses

us.api.knowbe4.com has four IP addresses: 3.167.99.11, 3.167.99.28, 3.167.99.119 and 3.167.99.120.

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-1325.awsdns-37.org` ⭐
	NS	`ns-1703.awsdns-20.co.uk`
	NS	`ns-189.awsdns-23.com`
	NS	`ns-776.awsdns-33.net`
	SOA	`ns-1325.awsdns-37.org`awsdns-hostmaster@amazon.com serial=1