What domains use Charter MX records, including Time Warner and RoadRunner?
Summary
What email marketers say9Marketer opinions
Email marketer from Email Geeks shares information about Charter/Spectrum/RoadRunner, stating that their MX records now point to Charter, including old Time Warner and Brighthouse domains. They looked up 4.7MM records and found only 9,063 total records. They are trying to find other domains that might also point that way.
Email marketer from Webmaster Forum advises that businesses using Charter for email services need to ensure their domain's MX records point to Charter's business mail servers. They recommend contacting Charter business support for the exact server addresses.
Email marketer from Reddit responds that Time Warner Cable email has been migrated to Spectrum (Charter). Therefore, domains using TWC email should update MX records to point to Spectrum's servers.
Email marketer from Reddit explains that if you have Roadrunner email, your MX records should point to Charter's servers. They advise checking Charter's support for updated server names as they may change.
Email marketer from Email Geeks confirms MX lookups for rr.com, twc.com, brighthouse.com, roadrunner.com, charter.net and *.rr.com all now point to Charter. They are looking for other domains that might also point that way, cleaning up old Postmaster pages.
Email marketer from DNSQueries explains that the MX records for rr.com (Roadrunner) point to Charter Communications mail servers. They provide current MX records including priority and hostname.
Email marketer from Email Geeks shares an MX sheet from December specifically for TWC/RR domains, hoping it's still relevant.
Email marketer from MXToolbox shows that TWC.com (Time Warner Cable) MX records are managed by Charter Communications and lists the associated mail server hostnames and priorities.
Email marketer from BroadbandNow provides the recommendation that you need to setup the MX records correctly with Spectrum in order for your business email addresses to function correctly and offers advice.
What the experts say2Expert opinions
Expert from Email Geeks explains the cable domain situation is messy due to backroom trading of domains and cable customers. They suggest not trusting MX records completely.
Expert from Word to the Wise explains that Time Warner, Roadrunner, and Brighthouse are now under the Charter umbrella. If those domains are being used for email, the MX records should point to Charter's mail servers.
What the documentation says5Technical articles
Documentation from Spectrum Support specifies the necessary mail server settings (including MX records) for configuring email clients for Spectrum accounts. This includes incoming and outgoing server addresses.
Documentation from DNS Records indicates that Brighthouse.com's MX records point towards Charter Communications' mail servers, reflecting the acquisition and merger of Brighthouse into Charter.
Documentation from Charter Support Website specifies that Charter's MX records are typically handled by their mail servers, and domains using Charter's email service will point their MX records to Charter's designated mail servers. The specific server addresses should be confirmed via Charter's documentation or support channels.
Documentation from Time Warner Cable Support that the domain is now Spectrum, and links to the Spectrum support portal to assist in the configuration of your email clients.
Documentation from Whatsmydns confirms that Charter.net's MX records are handled by Charter's own mail servers, and the tool provides the specific hostname for those servers.