WWW.RTSAK.COM - spire.mail.protection.office365.us

Search for IP or hostnames:

spire.mail.protection.office365.us checked at 2025-10-28T05:45:07.632Z 1116ms 33/33/33 100% R:7

`spire.mail.protection.office365.us`

A	23.103.199.138^{🇺🇸 Microsoft}
		PTR	`mail-bn3usg020138.inbound.protection.outlook.com`
A	23.103.199.170^{🇺🇸 Microsoft}
		PTR	`mail-cy1usg020170.inbound.protection.outlook.com`

`mail.protection.office365.us`

	NS	`ns1-proddns.glbdns.protection.office365.us`
	NS	`ns2-proddns.glbdns.protection.office365.us`

MX for

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AI analysis

spire.mail.protection.office365.us handles mail for spire.com and exactearth.com.

With spire.mail.protection.office365.us, ms34222539.msv1.invalid is commonly used as a mail server.

spire.mail.protection.office365.us points to two IPs: 23.103.199.138 and 23.103.199.170.

Other host names, for instance govsg.mail.protection.office365.us, wielandcfree.mail.protection.office365.us, mscorp.mail.protection.office365.us, bellaero-com.mail.protection.office365.us and natoseasparrow-org.mail.protection.office365.us share IP numbers with spire.mail.protection.office365.us.

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