CF1760729229986-tsm20251017082432

MXLIST.NET - mar.ist.utl.pt

Search for IP or hostnames:

mar.ist.utl.pt checked at 2025-10-17T19:27:09.967Z 3124ms 63/63/63 100% R:18

mar.ist.utl.pt

MXsmtp1.ist.utl.pt
A2001:690:2100:1::15 🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp1.tecnico.ulisboa.pt
A193.136.128.21🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp1.tecnico.ulisboa.pt
MXsmtp2.ist.utl.pt
A2001:690:2100:1::16 🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp2.tecnico.ulisboa.pt
A193.136.128.22🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp2.tecnico.ulisboa.pt
MXsmtp.ist.utl.pt
A2001:690:2100:1::25 🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp.tecnico.ulisboa.pt
A193.136.128.20🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsmtp.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:216e 🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
A193.136.128.169🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional

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AI analysis

mar.ist.utl.pt is a parent of www.mar.ist.utl.pt and atlantico.mar.ist.utl.pt.

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

mar.ist.utl.pt shares at least partially some mail servers with other domains, for instance cfn.ist.utl.pt, soma.isr.ist.utl.pt, civil.ist.utl.pt, omni.isr.ist.utl.pt and math.ist.utl.pt.

These mail servers are often used 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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cHEKfOF CF johedugfp 2025-10-17