IPLIST.NET - cfn.ist.utl.pt

Search for IP or hostnames:

cfn.ist.utl.pt checked at 2025-09-15T02:36:00.819Z 4217ms 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

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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 points to a single IP address: 193.136.136.5.

IP numbers are shared by cfn.ist.utl.pt with 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 responsible for the delegation of cfn.ist.utl.pt.

The domain cfn.ist.utl.pt shares its name servers at least partially 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 often 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 points to IP numbers: 2001:690:2100:1::53:2 and 193.136.128.2.

ns1.cfn.ist.utl.pt points to IP number: 193.136.136.1, and ns2.cfn.ist.utl.pt points to IP number: 193.136.136.2.

The handling of cfn.ist.utl.pt is managed by two mail servers, namely smtp.ist.utl.pt and smtp.cfn.ist.utl.pt.

Some mail servers are shared, at least partially, by cfn.ist.utl.pt with other domains like soma.isr.ist.utl.pt, civil.ist.utl.pt, omni.isr.ist.utl.pt, mar.ist.utl.pt, and math.ist.utl.pt.

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

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

dbq