{"id":27818,"date":"2026-03-04T20:02:05","date_gmt":"2026-03-04T18:02:05","guid":{"rendered":"https:\/\/www.cheops-technology.ch\/docs\/firewall-rules\/"},"modified":"2026-03-05T12:58:41","modified_gmt":"2026-03-05T10:58:41","password":"","slug":"firewall-rules","status":"publish","type":"docs","link":"https:\/\/www.cheops-technology.ch\/en\/docs\/firewall-rules\/","title":{"rendered":"Firewall rules"},"content":{"rendered":"\n<p>If you have a firewall, you&#8217;ll need to allow only traffic from our two MX servers on<strong> port 25:<\/strong><\/p>\n\n<p><a href=\"http:\/\/mx4.safemail.ch\/\">mx4.safemail.ch<\/a> (195.70.10.99)<\/p>\n\n<p><a href=\"http:\/\/mx4.safemail.ch\/\">mx5.safemail.ch<\/a> (195.70.10.96)<\/p>\n\n<p>as well as the server that provides your quarantine reports AND the e-mail following a password reset request, on<strong> port 25<\/strong>:<\/p>\n\n<p><a href=\"http:\/\/mgmt-safemail-mgmt.dfinet.ch\/\">mgmt-safemail.dfinet.ch<\/a> (195.70.10.121)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>If you have a firewall, you&#8217;ll need to allow only traffic from our two MX servers on port 25: mx4.safemail.ch (195.70.10.99) mx5.safemail.ch (195.70.10.96) as well as the server that provides your quarantine reports AND the e-mail following a password reset request, on port 25: mgmt-safemail.dfinet.ch (195.70.10.121)<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"doc_category":[124],"doc_tag":[],"class_list":["post-27818","docs","type-docs","status-publish","hentry","doc_category-antispam"],"year_month":"2026-05","word_count":47,"total_views":0,"reactions":{"happy":0,"normal":0,"sad":0},"author_info":{"name":"Support","author_nicename":"support","author_url":"https:\/\/www.cheops-technology.ch\/en\/author\/support\/"},"doc_category_info":[{"term_name":"Antispam","term_url":"https:\/\/www.cheops-technology.ch\/en\/docs-category\/antispam\/"}],"doc_tag_info":[],"_links":{"self":[{"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/docs\/27818","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/comments?post=27818"}],"version-history":[{"count":1,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/docs\/27818\/revisions"}],"predecessor-version":[{"id":27819,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/docs\/27818\/revisions\/27819"}],"wp:attachment":[{"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/media?parent=27818"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/doc_category?post=27818"},{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/doc_tag?post=27818"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}