MXLIST.NET - mailhost.concentric.com

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mailhost.concentric.com checked at 2025-10-21T09:25:12.853Z 140ms 54/54/54 100% R:14

`mailhost.concentric.com`

MX	`mx1c28.concentric.com`
		A	66.226.70.78^{🇨🇦 Hostopia, a HostPapa, Inc. company [USA]}
			PTR	`mx1c28.carrierzone.com`
MX	`mx2c28.concentric.com`
		A	66.226.70.79^{🇨🇦 Hostopia, a HostPapa, Inc. company [USA]}
			PTR	`mx2c28.carrierzone.com`
MX	`mx3c28.concentric.com`
		A	66.226.70.72^{🇨🇦 Hostopia, a HostPapa, Inc. company [USA]}
			PTR	`mx3c28.carrierzone.com`
MX	`mx4c28.concentric.com`
		A	66.226.70.73^{🇨🇦 Hostopia, a HostPapa, Inc. company [USA]}
			PTR	`mx4c28.carrierzone.com`

`concentric.com`

	MX	`mx1c28.concentric.com`
	MX	`mx2c28.concentric.com`
	MX	`mx3c28.concentric.com`
	MX	`mx4c28.concentric.com`
	NS	`ns-scrm.verizonwireless.com`
	NS	`ns-tmtr.verizonwireless.com`
	NS	`ns-twbg.verizonwireless.com`
	A	205.158.160.49^{🇺🇸 XO Communications}

rank #691452 globally
rank #357494 in the tld

MX for

firstwindows.com

rpoat.com

1stcommercial.com

corp.concentric.com

mbu.concentric.com

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AI analysis

mailhost.concentric.com serves as the mail server for firstwindows.com, rpoat.com, 1stcommercial.com, corp.concentric.com and mbu.concentric.com.

mail.1stcommercial.com is commonly used as a mail server alongside mailhost.concentric.com.

mailhost.concentric.com is handled by four mail servers: mx1c28.concentric.com, mx2c28.concentric.com, mx3c28.concentric.com and mx4c28.concentric.com.

mailhost.concentric.com shares at least some mail servers with other domains, for example gicasym.org, mayacamasranch.com, xowebsite.com, franconiadentalcare.com and brentwoodlaw.com.

Host names with one IP number:

mx1c28.concentric.com points to 66.226.70.78; mx2c28.concentric.com points to 66.226.70.79; mx3c28.concentric.com points to 66.226.70.72; mx4c28.concentric.com points to 66.226.70.73.

dbq