🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`generic-crawling.cmt.amazon.dev`

DNSSEC	⚠️ Not signed
NS	`ns-1975.awsdns-54.co.uk` ⭐
		A	2600:9000:5307:b700::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1975.awsdns-54.co.uk`
		A	205.251.199.183^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1975.awsdns-54.co.uk`
NS	`ns-109.awsdns-13.com`
		A	2600:9000:5300:6d00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-109.awsdns-13.com`
		A	205.251.192.109^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-109.awsdns-13.com`
NS	`ns-1493.awsdns-58.org`
		A	2600:9000:5305:d500::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1493.awsdns-58.org`
		A	205.251.197.213^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1493.awsdns-58.org`
NS	`ns-926.awsdns-51.net`
		A	2600:9000:5303:9e00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-926.awsdns-51.net`
		A	205.251.195.158^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-926.awsdns-51.net`
SOA	`ns-1975.awsdns-54.co.uk`awsdns-hostmaster@amazon.com serial=1

`cmt.amazon.dev`

	DNSSEC	⚠️ Not signed
	NS	`ns-1447.awsdns-52.org` ⭐
	NS	`ns-1865.awsdns-41.co.uk`
	NS	`ns-278.awsdns-34.com`
	NS	`ns-693.awsdns-22.net`
	SOA	`ns-1447.awsdns-52.org`awsdns-hostmaster@amazon.com serial=1

Previous names

Next names

DNS History

4 records (4 active, 0 former)

●NSns-109.awsdns-13.com2026-08-02 → 2026-10-18 · 2 obs

● 2026-08-02 16:04:38
● 2026-10-18 03:27:28

●NSns-1493.awsdns-58.org2026-08-02 → 2026-10-18 · 2 obs

● 2026-08-02 16:04:38
● 2026-10-18 03:27:28

●NSns-1975.awsdns-54.co.uk2026-08-02 → 2026-10-18 · 2 obs

● 2026-08-02 16:04:38
● 2026-10-18 03:27:28

●NSns-926.awsdns-51.net2026-08-02 → 2026-10-18 · 2 obs

● 2026-08-02 16:04:38
● 2026-10-18 03:27:28

🔍 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-1648.awsdns-14.co.uk, ns-1373.awsdns-43.org, ns-729.awsdns-27.net, ns-101.awsdns-12.com	-
cmt.amazon.dev	ns-1447.awsdns-52.org, ns-1865.awsdns-41.co.uk, ns-278.awsdns-34.com, ns-693.awsdns-22.net	-
generic-crawling.cmt.amazon.dev	ns-109.awsdns-13.com, ns-1493.awsdns-58.org, ns-1975.awsdns-54.co.uk, ns-926.awsdns-51.net	-

✅ Authoritative Response

Server:205.251.195.158

NS records: ns-109.awsdns-13.com, ns-1493.awsdns-58.org, ns-1975.awsdns-54.co.uk, ns-926.awsdns-51.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for amazon.dev (unsigned zone)

⏱️ Timing

Total: 1929ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-109.awsdns-13.com, ns-1493.awsdns-58.org...`
SOA	1	`ns-1975.awsdns-54.co.uk awsdns-hostmaste`

Analysis

Name Servers

The NS records for generic-crawling.cmt.amazon.dev point to four name servers: ns-109.awsdns-13.com, ns-926.awsdns-51.net, ns-1493.awsdns-58.org and ns-1975.awsdns-54.co.uk.

There is at least partial name server overlap between generic-crawling.cmt.amazon.dev and other domains — stowmills.com, 89312jhkjc7z.com, beyondweb.ai and two more among them.

The name servers ns-127.awsdns-15.com, ns-1002.awsdns-61.net and ns-1399.awsdns-46.org are often found in combination with these name servers.

All four hostnames — ns-109.awsdns-13.com, ns-926.awsdns-51.net, ns-1493.awsdns-58.org and ns-1975.awsdns-54.co.uk — resolve to two IP numbers apiece: ns-109.awsdns-13.com to 205.251.192.109 and 2600:9000:5300:6d00::1; ns-926.awsdns-51.net to 205.251.195.158 and 2600:9000:5303:9e00::1; ns-1493.awsdns-58.org to 205.251.197.213 and 2600:9000:5305:d500::1; ns-1975.awsdns-54.co.uk to 205.251.199.183 and 2600:9000:5307:b700::1.

generic-crawling.cmt.amazon.dev - robtex.com