🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`authlambda.cs.amazon.dev`

DNSSEC	⚠️ Not signed
NS	`ns-187.awsdns-23.com` ⭐
		A	2600:9000:5300:bb00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-187.awsdns-23.com`
		A	205.251.192.187^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-187.awsdns-23.com`
NS	`ns-1531.awsdns-63.org`
		A	2600:9000:5305:fb00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1531.awsdns-63.org`
		A	205.251.197.251^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1531.awsdns-63.org`
NS	`ns-1788.awsdns-31.co.uk`
		A	2600:9000:5306:fc00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1788.awsdns-31.co.uk`
		A	205.251.198.252^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1788.awsdns-31.co.uk`
NS	`ns-625.awsdns-14.net`
		A	2600:9000:5302:7100::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-625.awsdns-14.net`
		A	205.251.194.113^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-625.awsdns-14.net`
SOA	`ns-187.awsdns-23.com`awsdns-hostmaster@amazon.com serial=1

`cs.amazon.dev`

	DNSSEC	⚠️ Not signed
	NS	`ns-1007.awsdns-61.net` ⭐
	NS	`ns-1477.awsdns-56.org`
	NS	`ns-1871.awsdns-41.co.uk`
	NS	`ns-448.awsdns-56.com`
	SOA	`ns-1007.awsdns-61.net`awsdns-hostmaster@amazon.com serial=1

Similar names

almdatahub.com

mdabutalha.com

Previous names

Next names

DNS History

4 records (4 active, 0 former)

●NSns-1531.awsdns-63.org2026-03-25 → 2026-10-17 · 2 obs

● 2026-03-25 19:29:00
● 2026-10-17 06:00:28

●NSns-1788.awsdns-31.co.uk2026-03-25 → 2026-10-17 · 2 obs

● 2026-03-25 19:29:00
● 2026-10-17 06:00:28

●NSns-187.awsdns-23.com2026-03-25 → 2026-10-17 · 2 obs

● 2026-03-25 19:29:00
● 2026-10-17 06:00:28

●NSns-625.awsdns-14.net2026-03-25 → 2026-10-17 · 2 obs

● 2026-03-25 19:29:00
● 2026-10-17 06:00:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
amazon.dev	ns-1373.awsdns-43.org, ns-729.awsdns-27.net, ns-101.awsdns-12.com, ns-1648.awsdns-14.co.uk	-
cs.amazon.dev	ns-1007.awsdns-61.net, ns-1477.awsdns-56.org, ns-1871.awsdns-41.co.uk, ns-448.awsdns-56.com	-
authlambda.cs.amazon.dev	ns-1531.awsdns-63.org, ns-1788.awsdns-31.co.uk, ns-187.awsdns-23.com, ns-625.awsdns-14.net	-

✅ Authoritative Response

Server:205.251.192.187

NS records: ns-1531.awsdns-63.org, ns-1788.awsdns-31.co.uk, ns-187.awsdns-23.com, ns-625.awsdns-14.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for amazon.dev (unsigned zone)

⏱️ Timing

Total: 1838ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1531.awsdns-63.org, ns-1788.awsdns-31.co.uk...`
SOA	1	`ns-187.awsdns-23.com awsdns-hostmaster.a`

Analysis

Name Servers

authlambda.cs.amazon.dev has four authoritative name servers: ns-187.awsdns-23.com, ns-625.awsdns-14.net, ns-1531.awsdns-63.org and ns-1788.awsdns-31.co.uk.

authlambda.cs.amazon.dev shares at least some of its name servers with other domains, including viastore.de, herhueu.link, kingstoncrops.com and two others.

The host names ns-187.awsdns-23.com, ns-625.awsdns-14.net, ns-1531.awsdns-63.org and ns-1788.awsdns-31.co.uk each resolve to two IP addresses: ns-187.awsdns-23.com resolves to 205.251.192.187 and 2600:9000:5300:bb00::1; ns-625.awsdns-14.net resolves to 205.251.194.113 and 2600:9000:5302:7100::1; ns-1531.awsdns-63.org resolves to 205.251.197.251 and 2600:9000:5305:fb00::1; ns-1788.awsdns-31.co.uk resolves to 205.251.198.252 and 2600:9000:5306:fc00::1.

authlambda.cs.amazon.dev - robtex.com