CF1760445516988-tsm20251012143351

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

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centra.ist.utl.pt checked at 2025-10-14T12:38:36.968Z 120ms 108/108/108 100% R:9

centra.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
A193.136.161.128🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRcentra.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

centra.ist.utl.pt is the parent of subetha.centra.ist.utl.pt.

centra.ist.utl.pt resolves to one IP number: 193.136.161.128.

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

centra.ist.utl.pt shares some mail servers with other domains, at least partially, for instance math.tecnico.ulisboa.pt, fisica.ist.utl.pt, diferencial.ist.utl.pt, nfist.ist.utl.pt and smtp2.tecnico.ulisboa.pt.

these mail servers are commonly used with 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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UjJBCRs CF johedugfp 2025-10-14