CF1763507647652-tsm20251116095642

DNSWHOIS.INFO - optimussystems-de01i.mail.protection.outlook.com

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optimussystems-de01i.mail.protection.outlook.com checked at 2025-11-18T23:14:07.543Z 1431ms 60/60/60 100% R:12 allDone:true timedOut:false

optimussystems-de01i.mail.protection.outlook.com

A2a01:111:f403:ca04::5 🇮🇪 Microsoft
PTRmail-db3pr0202cu00205.inbound.protection.outlook.com
A2a01:111:f403:ca04::9 🇮🇪 Microsoft
PTRmail-db7pr03cu00601.inbound.protection.outlook.com
A2a01:111:f403:ca09::9 🇳🇱 Microsoft
PTRmail-as8pr04cu00801.inbound.protection.outlook.com
A2a01:111:f403:ca09::e 🇳🇱 Microsoft
PTRmail-am7pr05cu00206.inbound.protection.outlook.com
A52.101.68.25🇮🇪 Microsoft
PTRmail-db8pr02cu00101.inbound.protection.outlook.com
A52.101.73.4🇳🇱 Microsoft
PTRmail-am0pr83cu00404.inbound.protection.outlook.com
A52.101.73.26🇳🇱 Microsoft
PTRmail-as9pr05cu01302.inbound.protection.outlook.com
A52.101.73.28🇳🇱 Microsoft
PTRmail-am7pr05cu00204.inbound.protection.outlook.com

mail.protection.outlook.com

NSns1-proddns.glbdns.o365filtering.com
NSns2-proddns.glbdns.o365filtering.com

MX for

AI analysis

optimussystems-de01i.mail.protection.outlook.com functions as a mail server for optimus-systems.de.

Eight IP numbers are targeted by optimussystems-de01i.mail.protection.outlook.com: 2a01:111:f403:ca04::5, 2a01:111:f403:ca04::9, 2a01:111:f403:ca09::9, 2a01:111:f403:ca09::e, 52.101.68.25, 52.101.73.4, 52.101.73.26 and 52.101.73.28.

other host names including itamsolutions-nl.mail.eo.outlook.com, sensotelecom-com01c.mail.protection.outlook.com, vanbremptgroep-be.mail.protection.outlook.com, sicurent-com.mail.protection.outlook.com and superdata-eu.mail.protection.outlook.com share IP numbers with optimussystems-de01i.mail.protection.outlook.com.

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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