CF1760403952506-tsm20251012143351

MXLIST.NET - tagus.ist.utl.pt

Search for IP or hostnames:

tagus.ist.utl.pt checked at 2025-10-14T01:05:52.488Z 3275ms 110/110/110 100% R:25

tagus.ist.utl.pt

NSns1.tecnico.ulisboa.pt
A2001:690:2100:1::53:1 🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRns1.tecnico.ulisboa.pt
A193.136.128.1🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRns1.tecnico.ulisboa.pt
NSns2.tecnico.ulisboa.pt
A2001:690:2100:1::53:2 🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRns2.tecnico.ulisboa.pt
A193.136.128.2🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRns2.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
NSdns1.tagus.ist.utl.pt
A2001:690:2100:1128::1 🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRns1.tp.dsi.tecnico.ulisboa.pt
A193.136.166.1🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRdns1.tagus.ist.utl.pt
NSdns2.tagus.ist.utl.pt
A2001:690:2100:1128::3 🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRns3.tp.dsi.tecnico.ulisboa.pt
A193.136.166.3🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRdns2.tagus.ist.utl.pt
A193.136.166.25🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRtoblerone.tp.dsi.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

tagus.ist.utl.pt is the parent of nact.tagus.ist.utl.pt, mail.tagus.ist.utl.pt, dns1.tagus.ist.utl.pt, cacau.tagus.ist.utl.pt, dns2.tagus.ist.utl.pt and a few other host names.

tagus.ist.utl.pt resolves to one IP number: 193.136.166.25.

Other host names, for instance mail.tagus.ist.utl.pt, tp.dsi.tecnico.ulisboa.pt, toblerone.tagus.ist.utl.pt and toblerone.tp.dsi.tecnico.ulisboa.pt share IP numbers with tagus.ist.utl.pt.

tagus.ist.utl.pt is delegated to four name servers: ns1.tecnico.ulisboa.pt, ns2.tecnico.ulisboa.pt, dns1.tagus.ist.utl.pt and dns2.tagus.ist.utl.pt.

tagus.ist.utl.pt at least partially shares name servers with other domains, for instance larsys.pt, 161.136.193.in-addr.arpa, utl.pt, 153.136.193.in-addr.arpa and ipfn.tecnico.ulisboa.pt.

these name servers are commonly used with the name servers ns02.fccn.pt, ns1.isa.ulisboa.pt, ns2.isa.ulisboa.pt, a.ul.pt, b.ul.pt, bebop.math.tecnico.ulisboa.pt, bayes.iseg.ulisboa.pt and pascal.iseg.ulisboa.pt.

Host names with two IP numbers:

ns1.tecnico.ulisboa.pt points to 2001:690:2100:1::53:1 and 193.136.128.1; ns2.tecnico.ulisboa.pt points to 2001:690:2100:1::53:2 and 193.136.128.2; dns1.tagus.ist.utl.pt points to 2001:690:2100:1128::1 and 193.136.166.1; dns2.tagus.ist.utl.pt points to 2001:690:2100:1128::3 and 193.136.166.3.

tagus.ist.utl.pt is handled by a single mail server, smtp.ist.utl.pt.

tagus.ist.utl.pt shares the same mail server setup as other domains, for instance tp.dsi.tecnico.ulisboa.pt.

tagus.ist.utl.pt shares some mail servers with other domains, at least partially, for instance ist-id.pt, isr.ist.utl.pt, cfn.ist.utl.pt, soma.isr.ist.utl.pt and civil.ist.utl.pt.

these mail servers are often used with smtp1.ist.utl.pt, smtp2.ist.utl.pt, smtp.cfn.ist.utl.pt and smtp.ipfn.ist.utl.pt.

smtp.ist.utl.pt resolves to two IP numbers: 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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Pipgyyh CF johedugfp 2025-10-14