`teaching.cmmail3.com`

	DNSSEC	⚠️ Not signed
	A	172.105.89.81^{🇩🇪 AKAMAI-LINODE-AP172.105.64.0/19 Akamai Technologies}

`cmmail3.com`

	DNSSEC	⚠️ Not signed
	A	172.105.89.81^{🇩🇪 AKAMAI-LINODE-AP172.105.64.0/19 Akamai Technologies}
	NS	`ns1.name.com` ⭐
	NS	`ns1dhl.name.com`
	NS	`ns2nsy.name.com`
	NS	`ns3jwx.name.com`
	NS	`ns4fpy.name.com`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
	MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
	MX	`aspmx2.googlemail.com`⁽⁴⁰⁾
	MX	`aspmx3.googlemail.com`⁽⁵⁰⁾
	TXT	`google-site-verification=ey6shN7kT_H4Hs8BfEgo3keyyYI-s-b74xArVwpxvgk`
	TXT	`v=spf1 a mx include:sendgrid.net ~all`
	SOA	`ns1.name.com`hostmaster@nsone.net serial=1632741008

PTR for

209.21.130.170.in-addr.arpa

Same first word

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🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cmmail3.com	ns1dhl.name.com, ns2nsy.name.com, ns3jwx.name.com, ns4fpy.name.com	8 records

✅ Authoritative Response

Server:163.114.216.49

NS records: ns1dhl.name.com, ns2nsy.name.com, ns3jwx.name.com, ns4fpy.name.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cmmail3.com (unsigned zone)

⏱️ Timing

Total: 95ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`172.105.89.81`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1dhl.name.com, ns1dhl.name.com, ns2nsy.name.com...)

Analysis

IP Addresses

teaching.cmmail3.com points to a single IP number: 172.105.89.81.

Other host names, for instance cmmail3.com, sahkopostimarkkinointi.biz, sahkopostimarkkinointi.mobi, cmmail2.com and cmmail9.com share IP numbers with teaching.cmmail3.com.

teaching.cmmail3.com - robtex.com