`docker.learning.com`

DNSSEC	⚠️ Not signed
A	32.186.239.23^{🇺🇸 Amazon32.184.0.0/13}
		PTR	`ec2-32-186-239-23.us-west-2.compute.amazonaws.com`
A	44.237.7.55^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}
A	44.240.170.109^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}

`learning.com`

	DNSSEC	⚠️ Not signed
	A	104.198.1.206^{🇺🇸 Google104.198.0.0/20}
	NS	`ns-404.awsdns-50.com` ⭐
	NS	`ns-1331.awsdns-38.org`
	NS	`ns-1771.awsdns-29.co.uk`
	NS	`ns-524.awsdns-01.net`
	MX	`d350051a.ess.barracudanetworks.com` ⭐
	MX	`d350051b.ess.barracudanetworks.com`⁽⁹⁹⁾
	TXT	`Dynatrace-site-verification=6cd2ed88-98ab-4fc6-9467-ff2a17146d2d__tm5ar7uheha...`
	TXT	`ZOOM_verify_YUvGPFp5EwO7aOWp2hILSS`
	TXT	`anthropic-domain-verification-fb9vka=RuzMx33lUl61o7HlJEDq82xQi`
	TXT	`atlassian-domain-verification=8TUixmTA8yi5taatqP0jIpV0PWtd7VyaQ4bdVG/OghF5xFe...`
	TXT	`figma-domain-verification=bea4c0cd937bff036d1c1190a940b1f3d64c0890c938fa498b6...`
	TXT	`godaddy-domain-verification=d6s0t0bm0ehpoblocg2276dq93`
	TXT	`google-site-verification=G-xJBL_7RivSONyc9L_sGV4hED7spqQnQ55P5uVRbhc`
	TXT	`miro-verification=74353d98d1899bbd843774c8dae7ae72409ef16f`
	TXT	`openai-domain-verification=dv-cxqAE9EPsimihhiiLKSFiORy`
	TXT	`salesforce-domain-verification=00D41000000GHbe=1TBUZ00000001iU`
	TXT	`v=spf1 mx include:spf.ess.barracudanetworks.com include:spf.protection.outloo...`
	SOA	`ns-404.awsdns-50.com`awsdns-hostmaster@amazon.com serial=1

WOT: SAFE (62/100)
rank #213367 globally
rank #93759 in the tld
WOT: SAFE (74/100)
📈 Tranco rank: #230,889

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DNS History

16 records (3 active, 13 former)

●A32.186.239.232026-07-04 → 2026-07-04 · 2 obs

○ 2026-06-11 00:57:58
● 2026-07-04 09:46:40

○A34.210.0.832026-02-15 → 2026-07-04 · 2 obs

○ 2026-02-15 14:15:38
○ 2026-07-04 09:46:40

○A35.161.153.952026-05-04 → 2026-05-04 · 4 obs

○ 2026-02-15 14:15:38
● 2026-05-04 18:43:58
○ 2026-06-11 00:57:58
○ 2026-07-04 09:46:40

○A35.167.51.582026-02-15 → 2026-02-15 · 3 obs

● 2026-02-15 14:15:38
○ 2026-05-04 18:43:58
○ 2026-07-04 09:46:40

○A35.82.11.252026-02-15 → 2026-02-15 · 3 obs

● 2026-02-15 14:15:38
○ 2026-05-04 18:43:58
○ 2026-07-04 09:46:40

○A35.82.37.2182026-05-04 → 2026-05-04 · 4 obs

○ 2026-02-15 14:15:38
● 2026-05-04 18:43:58
○ 2026-06-11 00:57:58
○ 2026-07-04 09:46:40

○A35.84.104.1842026-02-15 → 2026-07-04 · 2 obs

○ 2026-02-15 14:15:38
○ 2026-07-04 09:46:40

○A35.85.84.2292026-06-11 → 2026-06-11 · 3 obs

○ 2026-05-04 18:43:58
● 2026-06-11 00:57:58
○ 2026-07-04 09:46:40

○A44.229.94.2032026-06-11 → 2026-06-11 · 3 obs

○ 2026-05-04 18:43:58
● 2026-06-11 00:57:58
○ 2026-07-04 09:46:40

○A44.233.185.562026-02-15 → 2026-07-04 · 2 obs

○ 2026-02-15 14:15:38
○ 2026-07-04 09:46:40

●A44.237.7.552026-07-04 → 2026-07-04 · 2 obs

○ 2026-06-11 00:57:58
● 2026-07-04 09:46:40

●A44.240.170.1092026-07-04 → 2026-07-04 · 2 obs

○ 2026-06-11 00:57:58
● 2026-07-04 09:46:40

○A52.27.239.1212026-06-11 → 2026-06-11 · 3 obs

○ 2026-05-04 18:43:58
● 2026-06-11 00:57:58
○ 2026-07-04 09:46:40

○A54.186.198.212026-05-04 → 2026-05-04 · 4 obs

○ 2026-02-15 14:15:38
● 2026-05-04 18:43:58
○ 2026-06-11 00:57:58
○ 2026-07-04 09:46:40

○A54.200.41.1382026-02-15 → 2026-02-15 · 3 obs

● 2026-02-15 14:15:38
○ 2026-05-04 18:43:58
○ 2026-07-04 09:46:40

○CNAMEawsprddoclb001-355285560.us-west-2.elb.amazonaws.com2017-08-30 → 2026-02-15 · 4 obs

● 2017-08-30 01:42:02
● 2026-02-15 14:15:38
○ 2026-05-04 18:43:58
○ 2026-07-04 09:46:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net...	-
learning.com	ns-524.awsdns-01.net, ns-404.awsdns-50.com, ns-1771.awsdns-29.co.uk, ns-1331.awsdns-38.org	2 records

✅ Authoritative Response

Server:205.251.197.51

NS records: ns-524.awsdns-01.net, ns-404.awsdns-50.com, ns-1771.awsdns-29.co.uk, ns-1331.awsdns-38.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learning.com (unsigned zone)

⏱️ Timing

Total: 214ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`44.237.7.55, 44.240.170.109...`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-404.awsdns-50.com, ns-404.awsdns-50.com)

Analysis

IP Addresses

docker.learning.com maps to three IP numbers — 32.186.239.23, 44.237.7.55 and 44.240.170.109.

ttconline.com, theteamcompanies.com, lightspeedeps.com and teamservicesonline.net are among the host names that share IP numbers with docker.learning.com.

docker.learning.com - robtex.com