CF1760607571898-tsm20251016091337

WWW.ROBTEX.COM - smtp2.ist.utl.pt

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smtp2.ist.utl.pt checked at 2025-10-16T09:39:31.882Z 3165ms 124/124/124 100% R:21

smtp2.ist.utl.pt

MXsmtp1.ist.utl.pt
A2001:690:2100:1::15šŸ‡µšŸ‡¹ FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp1.tecnico.ulisboa.pt
A193.136.128.21šŸ‡µšŸ‡¹ FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp1.tecnico.ulisboa.pt
MXsmtp2.ist.utl.pt
A2001:690:2100:1::16šŸ‡µšŸ‡¹ FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp2.tecnico.ulisboa.pt
A193.136.128.22šŸ‡µšŸ‡¹ FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp2.tecnico.ulisboa.pt
MXsmtp.ist.utl.pt
A2001:690:2100:1::25šŸ‡µšŸ‡¹ FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp.tecnico.ulisboa.pt
A193.136.128.20šŸ‡µšŸ‡¹ FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp.tecnico.ulisboa.pt
A2001:690:2100:1::16šŸ‡µšŸ‡¹ FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp2.tecnico.ulisboa.pt
A193.136.128.22šŸ‡µšŸ‡¹ FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp2.tecnico.ulisboa.pt

ist.utl.pt

NSns1.tecnico.ulisboa.pt
NSns2.tecnico.ulisboa.pt
MXsmtp1.tecnico.ulisboa.pt
MXsmtp2.tecnico.ulisboa.pt
MXsmtp.tecnico.ulisboa.pt
A2001:690:2100:1::c03a:216ešŸ‡µšŸ‡¹ FCCN - Fundacao para a Computacao Cientifica Nacional
A193.136.128.169šŸ‡µšŸ‡¹ FCCN - Fundacao para a Computacao Cientifica Nacional

MX for

Starts with same word

Starts similarily

AI analysis

smtp2.ist.utl.pt acts as the mail server for ist-id.pt, isr.ist.utl.pt, soma.isr.ist.utl.pt, civil.ist.utl.pt, omni.isr.ist.utl.pt and a few other domains.

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

smtp2.ist.utl.pt resolves to two IP numbers: 2001:690:2100:1::16 and 193.136.128.22.

Other host names, such as smtp2.tecnico.ulisboa.pt, share IP numbers with smtp2.ist.utl.pt.

smtp2.ist.utl.pt is handled by three mail servers: smtp1.ist.utl.pt, smtp2.ist.utl.pt and smtp.ist.utl.pt.

smtp2.ist.utl.pt shares some mail servers with other domains, at least partially, such as ist-id.pt, isr.ist.utl.pt, tagus.ist.utl.pt, cfn.ist.utl.pt and soma.isr.ist.utl.pt.

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

Host names with two IP numbers:

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.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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LZjzXpP CF johedugfp 2025-10-16