MXLIST.NET - postmaster.rr.com

Search for IP or hostnames:

postmaster.rr.com checked at 2025-10-23T02:57:03.142Z 458ms 53/53/53 100% R:14

`postmaster.rr.com`

MX	`cdptpa-postmx01.email.rr.com`
		A	107.14.168.160^{🇺🇸 RoadRunner}
			PTR	`cdptpa-postmx01.email.rr.com`
MX	`dnvrco-postmx01.email.rr.com`
		A	107.14.64.159^{🇺🇸 Charter Communications (7843)}
			PTR	`dnvrco-postmx01.email.rr.com`
A	107.14.168.165^{🇺🇸 RoadRunner}
		PTR	`postmaster.rr.com`

`rr.com`

	NS	`dns1.rr.com`
	NS	`dns2.rr.com`
	NS	`dns3.rr.com`
	NS	`dns5.rr.com`
	NS	`dns6.rr.com`
	MX	`cdptpa-postmx01.email.rr.com`
	MX	`dnvrco-postmx01.email.rr.com`
	A	71.74.180.193^{🇺🇸 Charter Communications (7843)}
	A	71.74.186.228^{🇺🇸 Charter Communications (7843)}

rank #4590 globally
rank #2335 in the tld

PTR for

165.168.14.107.in-addr.arpa

Up

feedback.postmaster.rr.com

Starts with same word

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AI analysis

feedback.postmaster.rr.com is a child of postmaster.rr.com.

postmaster.rr.com resolves to one IP number: 107.14.168.165.

postmaster.rr.com is served by two mail servers cdptpa-postmx01.email.rr.com and dnvrco-postmx01.email.rr.com.

postmaster.rr.com shares the same mail server setup as other domains, for example rr.com.

postmaster.rr.com shares some mail servers with other domains, at least in part, for example houston.rr.com.

Host names with a single IP address: cdptpa-postmx01.email.rr.com points to 107.14.168.160; dnvrco-postmx01.email.rr.com points to 107.14.64.159.

dbq