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software:own-services [2021/01/11 01:38]
chris [Services]
software:own-services [2021/01/12 08:12] (current)
chris
Line 8: Line 8:
     * secondary server: https://ns-global.zone/ offers these publicly, not yet tried     * secondary server: https://ns-global.zone/ offers these publicly, not yet tried
   * **SMTP:**   * **SMTP:**
 +    * verification tools:
 +      * send a mail to echo@univie.ac.at and get a reply with all headers
 +      * site https://mxtoolbox.com/ to verify if you run an open relay, and DNS settings
     * As of 2020-12-28, t-online does not accept mails from me with: %%554 IP=45.136.30.123 - A problem occurred. (Ask your postmaster for help or to contact tosa@rx.t-online.de to clarify.) (BL)%%     * As of 2020-12-28, t-online does not accept mails from me with: %%554 IP=45.136.30.123 - A problem occurred. (Ask your postmaster for help or to contact tosa@rx.t-online.de to clarify.) (BL)%%
     * Communication with tosa@rx.t-online.de brought up that t-online has apparently setup own rules which are not backed by RFCs. The requirements I got:     * Communication with tosa@rx.t-online.de brought up that t-online has apparently setup own rules which are not backed by RFCs. The requirements I got:
software/own-services.txt ยท Last modified: 2021/01/12 08:12 by chris