CF1763567324776-tsm20251116095642

MXLIST.NET - netsys.larsys.pt

Search for IP or hostnames:

netsys.larsys.pt checked at 2025-11-19T15:48:44.764Z 864ms 77/77/77 100% R:21 allDone:true timedOut:false

netsys.larsys.pt

CNAMEomni.isr.tecnico.ulisboa.pt
MXsmtp1.tecnico.ulisboa.pt
A2001:690:2100:1::15 🇵🇹 RCCN
PTRsmtp1.tecnico.ulisboa.pt
A193.136.128.21🇵🇹 RCCN
PTRsmtp1.tecnico.ulisboa.pt
MXsmtp2.tecnico.ulisboa.pt
A2001:690:2100:1::16 🇵🇹 RCCN
PTRsmtp2.tecnico.ulisboa.pt
A193.136.128.22🇵🇹 RCCN
PTRsmtp2.tecnico.ulisboa.pt
MXsmtp.tecnico.ulisboa.pt
A2001:690:2100:1::25 🇵🇹 RCCN
PTRsmtp.tecnico.ulisboa.pt
A193.136.128.20🇵🇹 RCCN
PTRsmtp.tecnico.ulisboa.pt
A2001:690:2100:4::8647:6731 🇵🇹 RCCN
PTRomni.isr.tecnico.ulisboa.pt
A193.136.160.15🇵🇹 RCCN
PTRomni.isr.ist.utl.pt

larsys.pt

NSns1.tecnico.ulisboa.pt
NSns2.tecnico.ulisboa.pt
MXsmtp1.tecnico.ulisboa.pt
MXsmtp2.tecnico.ulisboa.pt
MXsmtp.tecnico.ulisboa.pt
A2001:690:2100:4::d301:2ae9 🇵🇹 RCCN
A193.136.128.24🇵🇹 RCCN

Starts with same word

Starts similarily

AI analysis

netsys.larsys.pt resolves to two IP numbers: 2001:690:2100:4::8647:6731 and 193.136.160.15.

Other host names such as omni.isr.ist.utl.pt and omni.isr.tecnico.ulisboa.pt share IP numbers with netsys.larsys.pt.

netsys.larsys.pt is handled by three mail servers: smtp1.tecnico.ulisboa.pt, smtp2.tecnico.ulisboa.pt and smtp.tecnico.ulisboa.pt.

netsys.larsys.pt shares some mail servers with other domains, at least partially, such as hidro1.ist.utl.pt, cfp.tecnico.ulisboa.pt, marine.ist.utl.pt, webserver.ist.utl.pt and adamastor.lasef.ist.utl.pt.

These mail servers are often 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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