Didn’t knew they also do it. Really ugly (I might use a much worst wording if not a public list).
Regards, Jordi @jordipalet > El 21 ene 2025, a las 15:54, Thomas Schäfer <[email protected]> escribió: > > Unfortunately, they are not the only one with that bad practice. > Google does too, for a long time already. (different service mails) > > This is an example from last security warning > > X-Received: by 2002:a05:6602:4742:b0:83a:a82b:f856 with SMTP id ... > > Thomas > > > Am 21.01.25 um 14:38 schrieb Jordi Palet Martinez via ipv6-wg: >> Hi all, >> I’m wondering if I’m understanding this correctly and if so, if it is a good >> practice. >> In email mesases received from IONOS, I see in the header: >> X-Received: by 2002:ac8:5ac5:0:b0:46d:fd08:7c9f with SMTP id >> d75a77b69052e-46e12a462a7mr251941861cf.22.1737462364476; Tue, 21 Jan 2025 >> 04:26:04 -0800 (PST) >> Another example: >> X-Received: by 2002:a05:622a:38b:b0:46c:7646:4a1e with SMTP id >> d75a77b69052e-46e12a62966mr243715391cf.13.1737416130721; Mon, 20 Jan 2025 >> 15:35:30 -0800 (PST) >> It looks to me like they are using 2002 as the IPv6 address of the email for >> the client hosted mail/domains? > >> > ----- > To unsubscribe from this mailing list or change your subscription options, > please visit: https://mailman.ripe.net/mailman3/lists/ipv6-wg.ripe.net/ > As we have migrated to Mailman 3, you will need to create an account with the > email matching your subscription before you can change your settings. More > details at: https://www.ripe.net/membership/mail/mailman-3-migration/ ********************************************** IPv4 is over Are you ready for the new Internet ? http://www.theipv6company.com The IPv6 Company This electronic message contains information which may be privileged or confidential. The information is intended to be for the exclusive use of the individual(s) named above and further non-explicilty authorized disclosure, copying, distribution or use of the contents of this information, even if partially, including attached files, is strictly prohibited and will be considered a criminal offense. If you are not the intended recipient be aware that any disclosure, copying, distribution or use of the contents of this information, even if partially, including attached files, is strictly prohibited, will be considered a criminal offense, so you must reply to the original sender to inform about this communication and delete it. ----- To unsubscribe from this mailing list or change your subscription options, please visit: https://mailman.ripe.net/mailman3/lists/ipv6-wg.ripe.net/ As we have migrated to Mailman 3, you will need to create an account with the email matching your subscription before you can change your settings. More details at: https://www.ripe.net/membership/mail/mailman-3-migration/
