NSLIST.NET - cfn.ist.utl.pt

Search for IP or hostnames:

cfn.ist.utl.pt checked at 2025-09-15T17:22:01.645Z 2865ms 105/105/105 100% R:27

`cfn.ist.utl.pt`

NS	`ns1.ist.utl.pt`
		A	2001:690:2100:1::53:1 ^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns1.tecnico.ulisboa.pt`
		A	193.136.128.1^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns1.tecnico.ulisboa.pt`
NS	`ns2.ist.utl.pt`
		A	2001:690:2100:1::53:2 ^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns2.tecnico.ulisboa.pt`
		A	193.136.128.2^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns2.tecnico.ulisboa.pt`
MX	`smtp.ist.utl.pt`
		A	2001:690:2100:1::25 ^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`smtp.tecnico.ulisboa.pt`
		A	193.136.128.20^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`smtp.tecnico.ulisboa.pt`
NS	`ns1.cfn.ist.utl.pt`
		A	193.136.136.1^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns1.ipfn.tecnico.ulisboa.pt`
NS	`ns2.cfn.ist.utl.pt`
		A	193.136.136.2^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`ns2.ipfn.tecnico.ulisboa.pt`
MX	`smtp.cfn.ist.utl.pt`
		A	193.136.136.7^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`smtp.ipfn.tecnico.ulisboa.pt`
A	193.136.136.5^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
		PTR	`ipfn.tecnico.ulisboa.pt`

`ist.utl.pt`

	NS	`ns1.tecnico.ulisboa.pt`
	NS	`ns2.tecnico.ulisboa.pt`
	MX	`smtp1.tecnico.ulisboa.pt`
	MX	`smtp2.tecnico.ulisboa.pt`
	MX	`smtp.tecnico.ulisboa.pt`
	A	2001:690:2100:1::c03a:216e ^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
	A	193.136.128.169^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}

Up

ns1.cfn.ist.utl.pt

ns2.cfn.ist.utl.pt

smtp.cfn.ist.utl.pt

relay.cfn.ist.utl.pt

Starts with same word

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AI analysis

The parent of ns1.cfn.ist.utl.pt, ns2.cfn.ist.utl.pt, smtp.cfn.ist.utl.pt, and relay.cfn.ist.utl.pt is cfn.ist.utl.pt.

cfn.ist.utl.pt is associated with the IP address: 193.136.136.5.

IP numbers are shared between cfn.ist.utl.pt and other host names such as ipfn.ist.utl.pt and ipfn.tecnico.ulisboa.pt.

Four name servers, ns1.ist.utl.pt, ns2.ist.utl.pt, ns1.cfn.ist.utl.pt, and ns2.cfn.ist.utl.pt, are delegated to cfn.ist.utl.pt.

The name servers of cfn.ist.utl.pt are at least partially shared with other domains such as 221.136.193.in-addr.arpa, math.ist.utl.pt, lx.it.pt, gamgi.org, and 136.136.193.in-addr.arpa.

The name servers cascais.lx.it.pt, ns1.ipfn.ist.utl.pt, ns2.ipfn.ist.utl.pt, bebop.math.ist.utl.pt, dns2.av.it.pt, dns.av.it.pt, civil2.civil.ist.utl.pt, dns.fmv.ulisboa.pt, mx01.fmv.ulisboa.pt, and ns1.tecnico.ulisboa.pt are frequently used in conjunction.

ns1.ist.utl.pt points to IP numbers 2001:690:2100:1::53:1 and 193.136.128.1, while ns2.ist.utl.pt corresponds to IP numbers 2001:690:2100:1::53:2 and 193.136.128.2. Additionally, ns1.cfn.ist.utl.pt is associated with IP number 193.136.136.1, and ns2.cfn.ist.utl.pt is linked to IP number 193.136.136.2.

Two mail servers, smtp.ist.utl.pt and smtp.cfn.ist.utl.pt, manage cfn.ist.utl.pt.

Other domains such as soma.isr.ist.utl.pt, civil.ist.utl.pt, omni.isr.ist.utl.pt, mar.ist.utl.pt, and math.ist.utl.pt share at least some mail servers with cfn.ist.utl.pt.

The mail servers smtp1.ist.utl.pt, smtp2.ist.utl.pt, and smtp.ipfn.ist.utl.pt are frequently used in conjunction with these servers.

smtp.ist.utl.pt points to two IP numbers: 2001:690:2100:1::25 and 193.136.128.20, while smtp.cfn.ist.utl.pt points to one IP number: 193.136.136.7.

dbq