`mail.architecturaldoor.com`

DNSSEC	⚠️ Not signed
A	54.237.57.21^{🇺🇸 Amazon54.237.0.0/16 EC2 IAD prefix}
		PTR	`ns1.namepros-dns.com`

`architecturaldoor.com`

	DNSSEC	⚠️ Not signed
	A	54.237.57.21^{🇺🇸 Amazon54.237.0.0/16 EC2 IAD prefix}
	NS	`ns1.namepros-dns.com` ⭐
	NS	`ns2.abdulbasit.ns.namepros-dns.is`
	TXT	`v=spf1 -all`
	SOA	`ns1.namepros-dns.com`dns@namepros.com serial=14328315

Same first word

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DNS History

2 records (1 active, 1 former)

●A54.237.57.212026-02-21 → 2026-07-08 · 3 obs

○ 2016-06-20 05:00:46
● 2026-02-21 21:44:22
● 2026-07-08 01:28:16

○A69.64.76.612015-07-25 → 2016-06-20 · 4 obs

● 2015-07-25 11:38:08
● 2016-06-20 05:00:46
○ 2026-02-21 21:44:22
○ 2026-07-08 01:28:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
architecturaldoor.com	ns1.namepros-dns.com, ns2.abdulbasit.ns.namepros-dns.is	1 record

✅ Authoritative Response

Server:54.237.57.21

NS records: ns1.namepros-dns.com, ns2.abdulbasit.ns.namepros-dns.is

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for architecturaldoor.com (unsigned zone)

⏱️ Timing

Total: 317ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.237.57.21`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns1.namepros-dns.com)

Analysis

IP Addresses

mail.architecturaldoor.com resolves to one IP address: 54.237.57.21.

nizea.com, aktihotel.com, alar.co and two other host names share IP numbers with mail.architecturaldoor.com.

mail.architecturaldoor.com - robtex.com