CF1758539329182-tsm20250922102932

WWW.RTSAK.COM - dsi.ist.utl.pt

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dsi.ist.utl.pt checked at 2025-09-22T11:08:49.167Z 830ms 79/79/79 100% R:24

dsi.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
A2001:690:2100:1::6fbf:7f6 🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
A193.136.128.145🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRwebengine.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

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AI analysis

The parent of recua.dsi.ist.utl.pt is dsi.ist.utl.pt.

dsi.ist.utl.pt points to two IP numbers: 2001:690:2100:1::6fbf:7f6 and 193.136.128.145.

Other host names such as iday.ist.utl.pt, webengine.ist.utl.pt, nape.ist.utl.pt, iday.tecnico.ulisboa.pt and dsi.tecnico.ulisboa.pt share IPs with dsi.ist.utl.pt.

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

dsi.ist.utl.pt shares at least partially some mail servers with other domains, including cegist.ist.utl.pt, adist.ist.utl.pt, dsi.tecnico.ulisboa.pt, jeq.ist.utl.pt and csf2016.tecnico.ulisboa.pt.

these mail servers are commonly used together with fenixedu3.ist.utl.pt.

Host smtp1.tecnico.ulisboa.pt points to 2001:690:2100:1::15 and 193.136.128.21; Host smtp2.tecnico.ulisboa.pt points to 2001:690:2100:1::16 and 193.136.128.22; Host 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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kqSSIJO CF johedugfp 2025-09-22