`mx1.duoproxys.com`

DNSSEC	⚠️ Not signed
A	46.4.12.146^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
		PTR	`static.146.12.4.46.clients.your-server.de`

`duoproxys.com`

	DNSSEC	⚠️ Not signed
	A	34.229.166.50^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
	NS	`ns4.csof.net` ⭐
	NS	`ns1.csof.net`
	NS	`ns2.csof.net`
	NS	`ns3.csof.net`
	MX	`mx1.duoproxys.com` ⭐
	MX	`mx2.duoproxys.com` ⭐
	TXT	`v=spf1 include:_incspfcheck.mailspike.net ?all`
	SOA	`ns4.csof.net`hostmaster@duoproxys.com serial=1774549042

📈 Tranco rank: #116,765

MX for

duoproxys.com

ardai.duoproxys.com

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DNS History

1 record (1 active, 0 former)

●A46.4.12.1462026-03-26 → 2026-03-26 · 2 obs

● 2026-03-26 00:48:36
● 2026-03-26 18:18:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
duoproxys.com	ns1.csof.net, ns2.csof.net, ns4.csof.net, ns3.csof.net	-

✅ Authoritative Response

Server:23.21.178.27

NS records: ns1.csof.net, ns2.csof.net, ns4.csof.net, ns3.csof.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duoproxys.com (unsigned zone)

⏱️ Timing

Total: 365ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.4.12.146`

Analysis

Mail Server Role

mx1.duoproxys.com serves as the mail server for duoproxys.com and ardai.duoproxys.com.

mx2.duoproxys.com commonly serves as a mail server along with mx1.duoproxys.com.

IP Addresses

mx1.duoproxys.com points to an IP address: 46.4.12.146.

other host names include mx1.449ed6796eaf13dae061a3f7dc347aa9.com, mx1.fb779e8bfa52dc8ad9fc4626d8064f07.info, mx1.cb-msp-05.com, mx1.644f72f75fcfa42330fb3c77d37f6638.com and mx1.oxduwil.com; they share IP numbers with mx1.duoproxys.com.

mx1.duoproxys.com - robtex.com