[{"data":1,"prerenderedAt":88},["ShallowReactive",2],{"blog-post-en-mailok-launch":3},{"post":4,"related":70,"locales":86},{"id":5,"title":6,"author":7,"body":8,"date":55,"description":56,"draft":57,"extension":58,"image":59,"meta":60,"navigation":61,"path":62,"readingMinutes":63,"seo":64,"stem":65,"tags":66,"updated":68,"__hash__":69},"blog_en\u002Fblog\u002Fmailok-launch.md","What you can use MailOK for","MailOK",{"type":9,"value":10,"toc":51},"minimark",[11,15,18,21,30,33],[12,13,14],"p",{},"MailOK checks email addresses. You can upload a list or use the API to check addresses from your own software.",[12,16,17],{},"If you have a file to clean before a campaign, start with an upload. Review the results, decide which contacts belong in the send, and carry any exclusions back to your sending platform.",[12,19,20],{},"If addresses arrive through a signup form or a recurring import, the API lets you make checking part of that process. The useful moment to catch a typo is while the person who typed it can still correct it.",[12,22,23,24,29],{},"In either case, you'll need to interpret the ",[25,26,28],"a",{"href":27},"\u002Fblog\u002Femail-verification-statuses","results",". Some checks are inconclusive. Some addresses need context that only you have, such as whether a shared inbox was deliberately used for an account.",[12,31,32],{},"Verification helps identify delivery problems. It cannot establish consent, confirm a person's identity or promise an inbox placement.",[12,34,35,36,40,41,45,46,50],{},"Use ",[25,37,39],{"href":38},"\u002Fdocs","the documentation"," for integration details and ",[25,42,44],{"href":43},"\u002Fpricing","the pricing page"," for current plans. If you're cleaning an unfamiliar file, this ",[25,47,49],{"href":48},"\u002Fblog\u002Fclean-email-list","list review guide"," covers what to do before uploading it.",{"title":52,"searchDepth":53,"depth":53,"links":54},"",2,[],"2024-09-20","Check a contact list before a send, or check new addresses as they enter your product.",false,"md","\u002Fog\u002Fblog\u002Fen\u002Fmailok-launch.png",{},true,"\u002Fblog\u002Fmailok-launch",1,{"title":6,"description":56},"blog\u002Fmailok-launch",[67],"Product",null,"E1rWh4JVZhwq97JkjNmVmeRDFM0OF25PoAKw770WPoQ",[71,79],{"path":72,"title":73,"description":74,"date":75,"tags":76,"readingMinutes":63},"\u002Fblog\u002Fspreadsheet-in-spreadsheet-out","Keep a contact ID in your verification file","A simple export makes it easier to return each result to the right contact without exposing your whole CRM.","2026-07-29",[77,78],"Guides","List hygiene",{"path":80,"title":81,"description":82,"date":83,"tags":84,"readingMinutes":63},"\u002Fblog\u002Fthe-api-now-belongs-to-your-account","Before you connect an email verification API","Plan for unresolved checks, failed requests and changing addresses before putting verification into production.","2026-06-23",[85,77],"API",[87],"en",1790300928777]