`builder-labs.skillbuilder.aws`

DNSSEC	⚠️ Not signed
NS	`ns-1932.awsdns-49.co.uk` ⭐
		A	2600:9000:5307:8c00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1932.awsdns-49.co.uk`
		A	205.251.199.140^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1932.awsdns-49.co.uk`
NS	`ns-1252.awsdns-28.org`
		A	2600:9000:5304:e400::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1252.awsdns-28.org`
		A	205.251.196.228^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1252.awsdns-28.org`
NS	`ns-25.awsdns-03.com`
		A	2600:9000:5300:1900::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-25.awsdns-03.com`
		A	205.251.192.25^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-25.awsdns-03.com`
NS	`ns-700.awsdns-23.net`
		A	2600:9000:5302:bc00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-700.awsdns-23.net`
		A	205.251.194.188^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-700.awsdns-23.net`
SOA	`ns-1932.awsdns-49.co.uk`awsdns-hostmaster@amazon.com serial=1

`skillbuilder.aws`

	DNSSEC	⚠️ Not signed
	A	3.167.56.35^{🇺🇸 Amazon3.167.56.0/23}
	A	3.167.56.75^{🇺🇸 Amazon3.167.56.0/23}
	A	3.167.56.110^{🇺🇸 Amazon3.167.56.0/23}
	A	3.167.56.113^{🇺🇸 Amazon3.167.56.0/23}
	NS	`ns-344.awsdns-43.com` ⭐
	NS	`ns-1440.awsdns-52.org`
	NS	`ns-1972.awsdns-54.co.uk`
	NS	`ns-741.awsdns-28.net`
	TXT	`google-site-verification=T4tTOBL9zBsNoDX4uEoI3r81p2w6MPRDDpApRDhow-E`
	TXT	`v=spf1 -all`
	SOA	`ns-344.awsdns-43.com`awsdns-hostmaster@amazon.com serial=1

rank #60051 globally
rank #3 in the tld

skillbuilder.aws

skillbuilder.aws is the official domain for AWS Skill Builder, Amazon Web Services' online learning platform.

Key facts

Owner / operator: Amazon Web Services (AWS) / Amazon.com, Inc.
TLD: .aws— gTLD
Primary purpose: online learning and training platform for AWS cloud services
Status: active

📈 Tranco rank: #32,943

Subdomains

awscloudinstitute.builder-labs.skillbuilder.aws

DNS History

4 records (4 active, 0 former)

●NSns-1252.awsdns-28.org2026-06-25 → 2026-07-10 · 2 obs

● 2026-06-25 22:11:32
● 2026-07-10 06:35:48

●NSns-1932.awsdns-49.co.uk2026-06-25 → 2026-07-10 · 2 obs

● 2026-06-25 22:11:32
● 2026-07-10 06:35:48

●NSns-25.awsdns-03.com2026-06-25 → 2026-07-10 · 2 obs

● 2026-06-25 22:11:32
● 2026-07-10 06:35:48

●NSns-700.awsdns-23.net2026-06-25 → 2026-07-10 · 2 obs

● 2026-06-25 22:11:32
● 2026-07-10 06:35:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
aws	dns1.nic.aws, dns2.nic.aws, dns3.nic.aws, dns4.nic.aws...	14 records
skillbuilder.aws	ns-1440.awsdns-52.org, ns-741.awsdns-28.net, ns-344.awsdns-43.com, ns-1972.awsdns-54.co.uk	-
builder-labs.skillbuilder.aws	ns-1252.awsdns-28.org, ns-1932.awsdns-49.co.uk, ns-25.awsdns-03.com, ns-700.awsdns-23.net	-

✅ Authoritative Response

Server:205.251.199.140

NS records: ns-1252.awsdns-28.org, ns-1932.awsdns-49.co.uk, ns-25.awsdns-03.com, ns-700.awsdns-23.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for skillbuilder.aws (unsigned zone)

⏱️ Timing

Total: 788ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1252.awsdns-28.org, ns-1932.awsdns-49.co.uk...`
SOA	1	`ns-1932.awsdns-49.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 14

In-bailiwick: 14 (dns1.nic.aws, dns2.nic.aws, dns3.nic.aws...)

Analysis

Hierarchy

builder-labs.skillbuilder.aws is a parent domain of awscloudinstitute.builder-labs.skillbuilder.aws.

Name Servers

Four name servers handle the delegation for builder-labs.skillbuilder.aws: ns-25.awsdns-03.com, ns-700.awsdns-23.net, ns-1252.awsdns-28.org and ns-1932.awsdns-49.co.uk.

builder-labs.skillbuilder.aws shares at least some of its name servers with other domains, including pushmon.com, ksbw.com, acceptidentifymove.com and two others.

The host names ns-25.awsdns-03.com, ns-700.awsdns-23.net, ns-1252.awsdns-28.org and ns-1932.awsdns-49.co.uk each resolve to two IP addresses: ns-25.awsdns-03.com resolves to 205.251.192.25 and 2600:9000:5300:1900::1; ns-700.awsdns-23.net resolves to 205.251.194.188 and 2600:9000:5302:bc00::1; ns-1252.awsdns-28.org resolves to 205.251.196.228 and 2600:9000:5304:e400::1; ns-1932.awsdns-49.co.uk resolves to 205.251.199.140 and 2600:9000:5307:8c00::1.

builder-labs.skillbuilder.aws - robtex.com