CF1761054793070-tsm20251017082432

MXLIST.NET - alfa.ist.utl.pt

Search for IP or hostnames:

alfa.ist.utl.pt checked at 2025-10-21T13:53:13.055Z 2318ms 71/71/71 100% R:21

alfa.ist.utl.pt

MXsmtp1.tecnico.ulisboa.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.tecnico.ulisboa.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.tecnico.ulisboa.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
A193.136.128.24🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRomega.ist.utl.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

Starts with same word

Starts similarily

AI analysis

alfa.ist.utl.pt points to a single IP address: 193.136.128.24.

Other host names such as ltidecivil.ist.utl.pt, gep.ist.utl.pt, cemat.ist.utl.pt, omega.ist.utl.pt and diferencial.ist.utl.pt share IP numbers with alfa.ist.utl.pt.

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

alfa.ist.utl.pt shares at least some mail servers with other domains, for example fisica.tecnico.ulisboa.pt, istart.pt, cegist.ist.utl.pt, adist.ist.utl.pt and dsi.tecnico.ulisboa.pt.

these mail servers are frequently used alongside the mail servers fenixedu3.ist.utl.pt.

Host names with two IP numbers:

smtp1.tecnico.ulisboa.pt points to 2001:690:2100:1::15 and 193.136.128.21

smtp2.tecnico.ulisboa.pt points to 2001:690:2100:1::16 and 193.136.128.22

smtp.tecnico.ulisboa.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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wFrDujE CF johedugfp 2025-10-21