WWW.ROBTEX.COM - smtp1.ist.utl.pt

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smtp1.ist.utl.pt checked at 2025-09-28T11:48:27.649Z 101ms 124/124/124 100% R:8

`smtp1.ist.utl.pt`

MX	`smtp1.ist.utl.pt`
		A	2001:690:2100:1::15^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`smtp1.tecnico.ulisboa.pt`
		A	193.136.128.21^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`smtp1.tecnico.ulisboa.pt`
MX	`smtp2.ist.utl.pt`
		A	2001:690:2100:1::16^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`smtp2.tecnico.ulisboa.pt`
		A	193.136.128.22^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
			PTR	`smtp2.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`
A	2001:690:2100:1::15^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
		PTR	`smtp1.tecnico.ulisboa.pt`
A	193.136.128.21^{🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional}
		PTR	`smtp1.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}

MX for

soma.isr.ist.utl.pt

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omni.isr.ist.utl.pt

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math.ist.utl.pt

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ist-id.pt

isr.ist.utl.pt

Starts with same word

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AI analysis

smtp1.ist.utl.pt serves as a mail server for soma.isr.ist.utl.pt, civil.ist.utl.pt, omni.isr.ist.utl.pt, mar.ist.utl.pt, math.ist.utl.pt and a few other domains.

smtp2.ist.utl.pt and smtp.ist.utl.pt are commonly used as mail servers together with smtp1.ist.utl.pt.

smtp1.ist.utl.pt points to two IP numbers: 2001:690:2100:1::15 and 193.136.128.21.

Other host names, for instance smtp1.tecnico.ulisboa.pt, share IP numbers with smtp1.ist.utl.pt.

Three mail servers handle smtp1.ist.utl.pt: smtp1.ist.utl.pt, smtp2.ist.utl.pt and smtp.ist.utl.pt.

smtp1.ist.utl.pt shares mail servers with other domains at least in part, for instance cfn.ist.utl.pt, soma.isr.ist.utl.pt, civil.ist.utl.pt, omni.isr.ist.utl.pt and mar.ist.utl.pt.

these mail servers are often used with smtp.cfn.ist.utl.pt and smtp.ipfn.ist.utl.pt.

Two IP numbers per host:

smtp1.ist.utl.pt points to 2001:690:2100:1::15 and 193.136.128.21.

smtp2.ist.utl.pt points to 2001:690:2100:1::16 and 193.136.128.22.

smtp.ist.utl.pt points to 2001:690:2100:1::25 and 193.136.128.20.

dbq