CF1758158516793-tsm20250915222102

IPLIST.NET - sd.ist.utl.pt

Search for IP or hostnames:

sd.ist.utl.pt checked at 2025-09-18T01:21:56.781Z 549ms 71/71/71 100% R:17

sd.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
A193.136.100.109🇵🇹 FCCN - Fundacao para a Computacao Cientifica Nacional
PTRsd.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

Starts with same word

Starts similarily

AI analysis

sd.ist.utl.pt resolves to one IP number: 193.136.100.109.

Other host names, for instance sd.tecnico.ulisboa.pt, share IP numbers with sd.ist.utl.pt.

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

sd.ist.utl.pt shares some mail servers with other domains, at least partially, for instance ist-id.ist.utl.pt, dali.ist.utl.pt, deq.ist.utl.pt, nasaeist.ist.utl.pt and mail.ist.utl.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.
dbq

jVNOPKQ CF johedugfp 2025-09-18