`dropboxsigndemo.com`

DNSSEC	⚠️ Not signed
A	52.204.120.248^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
		PTR	`ec2-52-204-120-248.compute-1.amazonaws.com`
A	52.207.128.212^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
NS	`ns-1163.awsdns-17.org` ⭐
		A	2600:9000:5304:8b00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1163.awsdns-17.org`
		A	205.251.196.139^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1163.awsdns-17.org`
NS	`ns-1686.awsdns-18.co.uk`
		A	2600:9000:5306:9600::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1686.awsdns-18.co.uk`
		A	205.251.198.150^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1686.awsdns-18.co.uk`
NS	`ns-237.awsdns-29.com`
		A	2600:9000:5300:ed00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-237.awsdns-29.com`
		A	205.251.192.237^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-237.awsdns-29.com`
NS	`ns-841.awsdns-41.net`
		A	2600:9000:5303:4900::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-841.awsdns-41.net`
		A	205.251.195.73^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-841.awsdns-41.net`
SOA	`ns-1163.awsdns-17.org`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785857844

⚠️ On DNS blocklist: tif

Same first word

dropboxsigndemo.com

DNS History

8 records (6 active, 2 former)

●NSns-1163.awsdns-17.org2026-05-22 → 2026-08-04 · 2 obs

● 2026-05-22 05:41:36
● 2026-08-04 15:54:46

●NSns-1686.awsdns-18.co.uk2026-05-22 → 2026-08-04 · 2 obs

● 2026-05-22 05:41:36
● 2026-08-04 15:54:46

●NSns-237.awsdns-29.com2026-05-22 → 2026-08-04 · 2 obs

● 2026-05-22 05:41:36
● 2026-08-04 15:54:46

●NSns-841.awsdns-41.net2026-05-22 → 2026-08-04 · 2 obs

● 2026-05-22 05:41:36
● 2026-08-04 15:54:46

○A3.82.82.2552026-05-22 → 2026-05-22 · 3 obs

● 2026-05-22 05:41:36
○ 2026-08-04 15:54:44
○ 2026-08-04 15:54:46

○A34.233.207.2162026-05-22 → 2026-05-22 · 3 obs

● 2026-05-22 05:41:36
○ 2026-08-04 15:54:44
○ 2026-08-04 15:54:46

●A52.204.120.2482026-08-04 → 2026-08-04 · 3 obs

○ 2026-05-22 05:41:36
● 2026-08-04 15:54:44
● 2026-08-04 15:54:46

●A52.207.128.2122026-08-04 → 2026-08-04 · 3 obs

○ 2026-05-22 05:41:36
● 2026-08-04 15:54:44
● 2026-08-04 15:54:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net...	-
dropboxsigndemo.com	ns-237.awsdns-29.com, ns-841.awsdns-41.net, ns-1686.awsdns-18.co.uk, ns-1163.awsdns-17.org	2 records

✅ Authoritative Response

Server:205.251.192.237

NS records: ns-237.awsdns-29.com, ns-841.awsdns-41.net, ns-1686.awsdns-18.co.uk, ns-1163.awsdns-17.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dropboxsigndemo.com (unsigned zone)

⏱️ Timing

Total: 368ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.204.120.248, 52.207.128.212`
NS	4	`ns-1163.awsdns-17.org, ns-1686.awsdns-18.co.uk...`
SOA	1	`ns-1163.awsdns-17.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-237.awsdns-29.com, ns-237.awsdns-29.com)

Analysis

IP Addresses

dropboxsigndemo.com points to the IP addresses 52.204.120.248 and 52.207.128.212

Name Servers

The NS records for dropboxsigndemo.com point to four name servers: ns-237.awsdns-29.com, ns-841.awsdns-41.net, ns-1163.awsdns-17.org and ns-1686.awsdns-18.co.uk.

There is at least partial name server overlap between dropboxsigndemo.com and other domains — staging.cliniko.app, au1.pingplatform.cloud, www.guru and two more among them.

All four hostnames — ns-237.awsdns-29.com, ns-841.awsdns-41.net, ns-1163.awsdns-17.org and ns-1686.awsdns-18.co.uk — resolve to two IP numbers apiece: ns-237.awsdns-29.com to 205.251.192.237 and 2600:9000:5300:ed00::1; ns-841.awsdns-41.net to 205.251.195.73 and 2600:9000:5303:4900::1; ns-1163.awsdns-17.org to 205.251.196.139 and 2600:9000:5304:8b00::1; ns-1686.awsdns-18.co.uk to 205.251.198.150 and 2600:9000:5306:9600::1.

dropboxsigndemo.com - robtex.com