🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`substack-video.s3.amazonaws.com`

CNAME	`s3-1-w.amazonaws.com`
CNAME	`s3-w.us-east-1.amazonaws.com`
DNSSEC	⚠️ Not signed
A	16.15.207.121^{🇺🇸 Amazon16.15.200.0/21 EC2 Prefix}
A	16.15.213.238^{🇺🇸 Amazon16.15.208.0/21 EC2 Prefix}
A	16.15.229.206^{🇺🇸 Amazon16.15.224.0/21 EC2 Prefix}
A	16.15.236.83^{🇺🇸 Amazon16.15.232.0/21 EC2 Prefix}
A	16.15.237.103^{🇺🇸 Amazon16.15.232.0/21 EC2 Prefix}
A	16.15.244.171^{🇺🇸 Amazon16.15.240.0/21 EC2 Prefix}
A	16.15.253.193^{🇺🇸 Amazon16.15.248.0/21 EC2 Prefix}
A	16.15.255.45^{🇺🇸 Amazon16.15.248.0/21 EC2 Prefix}
NS	`ns-328.awsdns-41.com` ⭐
		A	2600:9000:5301:4800::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-328.awsdns-41.com`
		A	205.251.193.72^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-328.awsdns-41.com`
NS	`ns-1173.awsdns-18.org`
		A	2600:9000:5304:9500::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1173.awsdns-18.org`
		A	205.251.196.149^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1173.awsdns-18.org`
NS	`ns-1620.awsdns-10.co.uk`
		A	2600:9000:5306:5400::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1620.awsdns-10.co.uk`
		A	205.251.198.84^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1620.awsdns-10.co.uk`
NS	`ns-674.awsdns-20.net`
		A	2600:9000:5302:a200::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-674.awsdns-20.net`
		A	205.251.194.162^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-674.awsdns-20.net`
TXT	`38361f7847dfc47d25ea018cc49d2d4b`
SOA	`ns-328.awsdns-41.com`awsdns-hostmaster@amazon.com serial=1

`s3.amazonaws.com`

	DNSSEC	⚠️ Not signed
	A	16.15.162.165^{🇺🇸 Amazon16.15.0.0/16 AWS S3}
	A	16.15.228.129^{🇺🇸 Amazon16.15.224.0/21 EC2 Prefix}
	A	16.15.229.128^{🇺🇸 Amazon16.15.224.0/21 EC2 Prefix}
	A	16.15.246.86^{🇺🇸 Amazon16.15.240.0/21 EC2 Prefix}
	A	16.15.246.174^{🇺🇸 Amazon16.15.240.0/21 EC2 Prefix}
	A	16.15.252.96^{🇺🇸 Amazon16.15.248.0/21 EC2 Prefix}
	A	16.182.73.232^{🇺🇸 Amazon16.182.73.0/24}
	A	54.231.140.64^{🇺🇸 Amazon54.231.128.0/19 prefix}
	NS	`ns-1579.awsdns-05.co.uk` ⭐
	NS	`ns-1300.awsdns-34.org`
	NS	`ns-63.awsdns-07.com`
	NS	`ns-771.awsdns-32.net`
	TXT	`7703efd3bf07ae13a5fb88055d75ed49`
	SOA	`ns-1579.awsdns-05.co.uk`awsdns-hostmaster@amazon.com serial=1

WOT: SAFE (91/100)

Same first word

substack-video.s3.amazonaws.com

Previous names

Next names

DNS History

1 record (1 active, 0 former)

●CNAMEs3-1-w.amazonaws.com2026-02-27 → 2026-10-18 · 2 obs

● 2026-02-27 20:34:10
● 2026-10-18 06:54:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
amazonaws.com	ns-27.awsdns-03.com, ns-967.awsdns-56.net, ns-1670.awsdns-16.co.uk, ns-1321.awsdns-37.org	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-
s3.amazonaws.com	ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net	-

✅ Authoritative Response

Server:205.251.195.3

NS records: ns-1300.awsdns-34.org, ns-1579.awsdns-05.co.uk, ns-63.awsdns-07.com, ns-771.awsdns-32.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for amazonaws.com (unsigned zone)

⏱️ Timing

Total: 1274ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`s3-1-w.amazonaws.com`

Analysis

IP Addresses

substack-video.s3.amazonaws.com has 8 IP addresses — 16.15.207.121, 16.15.213.238, 16.15.229.206 and 5 more.

s3-w.us-east-1.amazonaws.com, assets.acre.com and images.eraquinas.com are examples of other host names that share IP numbers with substack-video.s3.amazonaws.com.

Name Servers

The authoritative name servers for substack-video.s3.amazonaws.com are ns-328.awsdns-41.com, ns-674.awsdns-20.net, ns-1173.awsdns-18.org and ns-1620.awsdns-10.co.uk.

substack-video.s3.amazonaws.com shares at least some of its name servers with other domains, including spojob.click, younglife.ch, dev.remdr.online and two others.

The host names ns-328.awsdns-41.com, ns-674.awsdns-20.net, ns-1173.awsdns-18.org and ns-1620.awsdns-10.co.uk each resolve to two IP addresses: ns-328.awsdns-41.com resolves to 205.251.193.72 and 2600:9000:5301:4800::1; ns-674.awsdns-20.net resolves to 205.251.194.162 and 2600:9000:5302:a200::1; ns-1173.awsdns-18.org resolves to 205.251.196.149 and 2600:9000:5304:9500::1; ns-1620.awsdns-10.co.uk resolves to 205.251.198.84 and 2600:9000:5306:5400::1.

substack-video.s3.amazonaws.com - robtex.com

substack-video.s3.amazonaws.com

s3.amazonaws.com