IPLIST.NET - smtp.psi.net

Search for IP or hostnames:

smtp.psi.net checked at 2025-11-17T22:48:51.770Z 4411ms 70/70/70 100% R:11 allDone:true timedOut:false

`smtp.psi.net`

NS	`auth1.dns.cogentco.com`
		A	2001:550:1:a::d ^{🇺🇸 Cogent Communications, Inc.}
			PTR	`auth1.dns.cogentco.com`
		A	66.28.0.14^{🇺🇸 Cogent Communications, Inc.}
			PTR	`auth1.dns.cogentco.com`
NS	`auth2.dns.cogentco.com`
		A	2001:550:1:b::d ^{🇺🇸 Cogent Communications, Inc.}
			PTR	`auth2.dns.cogentco.com`
		A	66.28.0.30^{🇺🇸 Cogent Communications, Inc.}
			PTR	`auth2.dns.cogentco.com`
A	204.157.3.15^{🇺🇸 Cogent Communications, Inc.}
		PTR	`pop.psi.net`
		PTR	`sharedmail.sys.cogentco.com`
		PTR	`spool1.sys.cogentco.com`

`psi.net`

	MX	`mx1.cogentco.com`
	MX	`mx2.cogentco.com`
	MX	`mx3.cogentco.com`
	MX	`mx4.cogentco.com`
	NS	`auth1.dns.cogentco.com`
	NS	`auth2.dns.cogentco.com`
	A	38.100.128.10^{🇩🇪 Cogent Communications, Inc.}

rank #762064 globally
rank #27796 in the tld

MX for

alvensa.com

Up

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relay.smtp.psi.net

relay21.smtp.psi.net

relay6.smtp.psi.net

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AI analysis

smtp.psi.net is a parent of relay5.smtp.psi.net, relay.smtp.psi.net, relay21.smtp.psi.net and relay6.smtp.psi.net.

smtp.psi.net serves as the mail server for alvensa.com.

Both backupmx1.mail.cogentco.com and backupmx2.mail.cogentco.com serve as mail servers together with smtp.psi.net.

smtp.psi.net points to an IP address: 204.157.3.15.

other host names, for instance sharedmail.sys.cogentco.com, mail.psi.net, spool1.sys.cogentco.com and pop.psi.net share IP numbers with smtp.psi.net.

Two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com handle the delegation for smtp.psi.net.

smtp.psi.net shares the same name server setup as other domains, for instance cogentco.de, 1.206.in-addr.arpa, 130.29.97.66.in-addr.arpa, 106.147.38.in-addr.arpa and 118.32.38.in-addr.arpa.

smtp.psi.net at least partially shares name servers with other domains, for instance roppe.net, apps.pww2-ocp.ups.com, ups.com.sg, 246.41.209.in-addr.arpa and 143.41.206.in-addr.arpa.

these name servers are commonly used with nsa.ups.com, nsb.ups.com, cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, ns1.fnsi.net, ns2.fnsi.net, ns3.fnsi.net, ns3.ionet.net, ns4.ionet.net and ns5.ionet.net.

Host names with two IP numbers:

auth1.dns.cogentco.com points to 2001:550:1:a::d and 66.28.0.14.

auth2.dns.cogentco.com points to 2001:550:1:b::d and 66.28.0.30.

dbq