[{"data":1,"prerenderedAt":76},["ShallowReactive",2],{"blog-post-en-why-unknown-is-free":3},{"post":4,"related":58,"locales":74},{"id":5,"title":6,"author":7,"body":8,"date":42,"description":43,"draft":44,"extension":45,"image":46,"meta":47,"navigation":48,"path":49,"readingMinutes":50,"seo":51,"stem":52,"tags":53,"updated":56,"__hash__":57},"blog_en\u002Fblog\u002Fwhy-unknown-is-free.md","Why unknown results are free","MailOK",{"type":9,"value":10,"toc":38},"minimark",[11,15,18,21,24],[12,13,14],"p",{},"MailOK doesn't charge for unknown results. The check hasn't given you a conclusion about the address, so it isn't a billable result.",[12,16,17],{},"A server may time out, temporarily refuse the request or decline to reveal useful information. That leaves the address unresolved. It doesn't make the person behind it a bad contact.",[12,19,20],{},"You still need to decide what to do next. For a new signup, a confirmation step may be appropriate. For an old contact with no recent history, hold the address for review. A later check may resolve a temporary problem; repeating the same check indefinitely won't guarantee an answer.",[12,22,23],{},"Don't mix unknowns into the valid total when reporting a cleaning run. Keep them visible so the person preparing the send knows what remains uncertain.",[12,25,26,27,32,33,37],{},"The ",[28,29,31],"a",{"href":30},"\u002Fpricing","pricing page"," sets out the billing terms. The ",[28,34,36],{"href":35},"\u002Fblog\u002Femail-verification-statuses","status guide"," explains how unknown differs from the other results.",{"title":39,"searchDepth":40,"depth":40,"links":41},"",2,[],"2024-11-07","An unresolved check should remain unresolved, and MailOK does not charge for that result.",false,"md","\u002Fog\u002Fblog\u002Fen\u002Fwhy-unknown-is-free.png",{},true,"\u002Fblog\u002Fwhy-unknown-is-free",1,{"title":6,"description":43},"blog\u002Fwhy-unknown-is-free",[54,55],"Pricing","Verification",null,"-BibEOgXBclzFp4K6fnRc-5metY8exe_OkSkGTxI6EY",[59,67],{"path":60,"title":61,"description":62,"date":63,"tags":64,"readingMinutes":50},"\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",[65,66],"Guides","List hygiene",{"path":68,"title":69,"description":70,"date":71,"tags":72,"readingMinutes":50},"\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",[73,65],"API",[75],"en",1790300928599]