`portal.subsystem.com`

	DNSSEC	⚠️ Not signed
	A	209.190.236.18^{🇺🇸 ATLANTECH209.190.192.0/18 Atlantech Online, Inc. Silver Spring, MD 20910 USA}

`subsystem.com`

	DNSSEC	⚠️ Not signed
	A	35.197.35.114^{🇺🇸 Google35.197.32.0/20}
	NS	`ns2.no-ip.com` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.dns-auth.net` ⚠️ Not in zone NS records
	NS	`ns1.no-ip.com` ⚠️ Not in parent delegation
	NS	`ns2.dns-auth.net` ⚠️ Not in zone NS records
	NS	`ns3.dns-auth.net` ⚠️ Not in zone NS records
	NS	`ns3.no-ip.com` ⚠️ Not in parent delegation
	NS	`ns4.dns-auth.net` ⚠️ Not in zone NS records
	NS	`ns4.no-ip.com` ⚠️ Not in parent delegation
	NS	`ns5.dns-auth.net` ⚠️ Not in zone NS records
	NS	`ns5.no-ip.com` ⚠️ Not in parent delegation
	MX	`theredcedarco.mail.protection.office365.us` ⭐
	TXT	`MS=ms89360781`
	TXT	`MS=ms58259709`
	TXT	`v=spf1 include:spf.protection.office365.us -all`
	TXT	`M3MCJ2azmVzx6AiMm1FQMY4cXpkR5wVeeo0CqywX4gHXXsqkcxNdXPkv777R/ADI5xPyOQXe6qUqr...`
	TXT	`MS=ms49082474`
	TXT	`MS=ms93707015`
	TXT	`adobe-idp-site-verification=54e8a13d60379290c0ca3cf34034d72354584af091516db8c...`
	SOA	`ns2.no-ip.com`hostmaster@no-ip.com 2016-12-04 #66

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DNS History

1 record (1 active, 0 former)

●A209.190.236.182015-07-25 → 2026-07-09 · 2 obs

● 2015-07-25 22:17:28
● 2026-07-09 23:54:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net...	-
subsystem.com	ns1.dns-auth.net, ns2.dns-auth.net, ns3.dns-auth.net, ns4.dns-auth.net...	-

✅ Authoritative Response

Server:194.62.181.53

NS records: ns1.dns-auth.net, ns2.dns-auth.net, ns3.dns-auth.net, ns4.dns-auth.net, ns5.dns-auth.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for subsystem.com (unsigned zone)

⏱️ Timing

Total: 1029ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`209.190.236.18`

Analysis

IP Addresses

portal.subsystem.com resolves to one IP address: 209.190.236.18.

portal.subsystem.com - robtex.com