`mail.dutro.com`

DNSSEC	⚠️ Not signed
A	66.235.172.16^{🇺🇸 TIER-NET66.235.172.0/24 Tier.Net Technologies LLC}
		PTR	`dutrousa.com`

`dutro.com`

	DNSSEC	⚠️ Not signed
	A	66.235.172.16^{🇺🇸 TIER-NET66.235.172.0/24 Tier.Net Technologies LLC}
	NS	`ns1.dutrousa.com` ⭐
	NS	`ns2.dutrousa.com`
	MX	`aspmx.l.google.com` ⭐
	MX	`smtp.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽⁵⁾
	MX	`alt2.aspmx.l.google.com`⁽⁵⁾
	MX	`aspmx2.googlemail.com`⁽¹⁰⁾
	MX	`aspmx3.googlemail.com`⁽¹⁰⁾
	MX	`mail.dutro.com`⁽¹⁰⁾
	TXT	`google-site-verification=ZTYtNLi1BlBjVq4YHIuuCO1igbPVljw9fyLtBt-Ffog_dmarc.du...`
	TXT	`v=DMARC1; p=reject; adkim=s; aspf=s google._domainkey.dutro.com.`
	TXT	`google-site-verification=3uLPfyEY_pGnWDwm0i9n9451IHZdxmL4BKZ1ohFUR3I`
	TXT	`v=spf1 include:_spf.google.com ~all`
	SOA	`ns1.dutrousa.com`hostmaster@dutro.com 2026-02-19 #0

PTR for

242.125.102.70.in-addr.arpa

MX for

dutro.com

Same first word

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DNS History

1 record (1 active, 0 former)

●A66.235.172.162026-02-19 → 2026-03-25 · 2 obs

● 2026-02-19 03:36:20
● 2026-03-25 06:37:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
dutro.com	ns1.dutrousa.com, ns2.dutrousa.com	2 records

✅ Authoritative Response

Server:66.235.172.16

NS records: ns1.dutrousa.com, ns2.dutrousa.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dutro.com (unsigned zone)

⏱️ Timing

Total: 216ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.235.172.16`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.dutrousa.com, ns2.dutrousa.com)

Analysis

Mail Server Role

mail.dutro.com handles mail for dutro.com.

smtp.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly used mail servers together with mail.dutro.com.

IP Addresses

mail.dutro.com points to a single IP address: 66.235.172.16.

Other host names such as dutro.com, ns2.dutrousa.com, ns1.dutrousa.com, mail.dutrousa.com and dutrousa.com share IPs with mail.dutro.com.

mail.dutro.com - robtex.com

mail.dutro.com

dutro.com